diff --git a/docs/api/safeds/data/image/containers/Image.md b/docs/api/safeds/data/image/containers/Image.md
index 1ab5a9d67..cee23b5d5 100644
--- a/docs/api/safeds/data/image/containers/Image.md
+++ b/docs/api/safeds/data/image/containers/Image.md
@@ -47,6 +47,7 @@ pipeline example {
          */
         @Impure([ImpurityReason.FileReadFromParameterizedPath("path")])
         @PythonName("from_file")
+        @Category(DataScienceCategory.DataImport)
         static fun fromFile(
             path: String
         ) -> image: Image
@@ -64,6 +65,7 @@ pipeline example {
          */
         @Impure([ImpurityReason.FileWriteToParameterizedPath("path")])
         @PythonName("to_jpeg_file")
+        @Category(DataScienceCategory.DataExport)
         fun toJpegFile(
             path: String
         )
@@ -81,6 +83,7 @@ pipeline example {
          */
         @Impure([ImpurityReason.FileWriteToParameterizedPath("path")])
         @PythonName("to_png_file")
+        @Category(DataScienceCategory.DataExport)
         fun toPngFile(
             path: String
         )
@@ -102,6 +105,7 @@ pipeline example {
          */
         @Pure
         @PythonName("change_channel")
+        @Category(DataScienceCategory.DataProcessingQImage)
         fun changeChannel(
             channel: Int
         ) -> newImage: Image
@@ -123,6 +127,7 @@ pipeline example {
          * }
          */
         @Pure
+        @Category(DataScienceCategory.DataProcessingQImage)
         fun resize(
             @PythonName("new_width") const newWidth: Int,
             @PythonName("new_height") const newHeight: Int
@@ -149,6 +154,7 @@ pipeline example {
          */
         @Pure
         @PythonName("convert_to_grayscale")
+        @Category(DataScienceCategory.DataProcessingQImage)
         fun convertToGrayscale() -> newImage: Image
 
         /**
@@ -170,6 +176,7 @@ pipeline example {
          * }
          */
         @Pure
+        @Category(DataScienceCategory.DataProcessingQImage)
         fun crop(
             const x: Int,
             const y: Int,
@@ -197,6 +204,7 @@ pipeline example {
          */
         @Pure
         @PythonName("flip_vertically")
+        @Category(DataScienceCategory.DataProcessingQImage)
         fun flipVertically() -> newImage: Image
 
         /**
@@ -214,6 +222,7 @@ pipeline example {
          */
         @Pure
         @PythonName("flip_horizontally")
+        @Category(DataScienceCategory.DataProcessingQImage)
         fun flipHorizontally() -> newImage: Image
 
         /**
@@ -237,6 +246,7 @@ pipeline example {
          */
         @Pure
         @PythonName("adjust_brightness")
+        @Category(DataScienceCategory.DataProcessingQImage)
         fun adjustBrightness(
             const factor: Float
         ) -> newImage: Image where {
@@ -260,6 +270,7 @@ pipeline example {
          */
         @Pure
         @PythonName("add_noise")
+        @Category(DataScienceCategory.DataProcessingQImage)
         fun addNoise(
             @PythonName("standard_deviation") const standardDeviation: Float
         ) -> newImage: Image where {
@@ -286,6 +297,7 @@ pipeline example {
          */
         @Pure
         @PythonName("adjust_contrast")
+        @Category(DataScienceCategory.DataProcessingQImage)
         fun adjustContrast(
             const factor: Float
         ) -> newImage: Image where {
@@ -312,6 +324,7 @@ pipeline example {
          */
         @Pure
         @PythonName("adjust_color_balance")
+        @Category(DataScienceCategory.DataProcessingQImage)
         fun adjustColorBalance(
             const factor: Float
         ) -> newImage: Image where {
@@ -335,6 +348,7 @@ pipeline example {
          * }
          */
         @Pure
+        @Category(DataScienceCategory.DataProcessingQImage)
         fun blur(
             const radius: Int
         ) -> newImage: Image where {
@@ -360,6 +374,7 @@ pipeline example {
          * }
          */
         @Pure
+        @Category(DataScienceCategory.DataProcessingQImage)
         fun sharpen(
             const factor: Float
         ) -> newImage: Image where {
@@ -381,6 +396,7 @@ pipeline example {
          */
         @Pure
         @PythonName("invert_colors")
+        @Category(DataScienceCategory.DataProcessingQImage)
         fun invertColors() -> newImage: Image
 
         /**
@@ -398,6 +414,7 @@ pipeline example {
          */
         @Pure
         @PythonName("rotate_right")
+        @Category(DataScienceCategory.DataProcessingQImage)
         fun rotateRight() -> newImage: Image
 
         /**
@@ -415,6 +432,7 @@ pipeline example {
          */
         @Pure
         @PythonName("rotate_left")
+        @Category(DataScienceCategory.DataProcessingQImage)
         fun rotateLeft() -> newImage: Image
 
         /**
@@ -432,6 +450,7 @@ pipeline example {
          */
         @Pure
         @PythonName("find_edges")
+        @Category(DataScienceCategory.DataProcessingQImage)
         fun findEdges() -> newImage: Image
     }
     ```
@@ -490,9 +509,10 @@ pipeline example {
 
 ??? quote "Stub code in `Image.sdsstub`"
 
-    ```sds linenums="257"
+    ```sds linenums="267"
     @Pure
     @PythonName("add_noise")
+    @Category(DataScienceCategory.DataProcessingQImage)
     fun addNoise(
         @PythonName("standard_deviation") const standardDeviation: Float
     ) -> newImage: Image where {
@@ -530,9 +550,10 @@ pipeline example {
 
 ??? quote "Stub code in `Image.sdsstub`"
 
-    ```sds linenums="234"
+    ```sds linenums="243"
     @Pure
     @PythonName("adjust_brightness")
+    @Category(DataScienceCategory.DataProcessingQImage)
     fun adjustBrightness(
         const factor: Float
     ) -> newImage: Image where {
@@ -570,9 +591,10 @@ pipeline example {
 
 ??? quote "Stub code in `Image.sdsstub`"
 
-    ```sds linenums="309"
+    ```sds linenums="321"
     @Pure
     @PythonName("adjust_color_balance")
+    @Category(DataScienceCategory.DataProcessingQImage)
     fun adjustColorBalance(
         const factor: Float
     ) -> newImage: Image where {
@@ -610,9 +632,10 @@ pipeline example {
 
 ??? quote "Stub code in `Image.sdsstub`"
 
-    ```sds linenums="283"
+    ```sds linenums="294"
     @Pure
     @PythonName("adjust_contrast")
+    @Category(DataScienceCategory.DataProcessingQImage)
     fun adjustContrast(
         const factor: Float
     ) -> newImage: Image where {
@@ -650,8 +673,9 @@ pipeline example {
 
 ??? quote "Stub code in `Image.sdsstub`"
 
-    ```sds linenums="333"
+    ```sds linenums="346"
     @Pure
+    @Category(DataScienceCategory.DataProcessingQImage)
     fun blur(
         const radius: Int
     ) -> newImage: Image where {
@@ -689,9 +713,10 @@ pipeline example {
 
 ??? quote "Stub code in `Image.sdsstub`"
 
-    ```sds linenums="99"
+    ```sds linenums="102"
     @Pure
     @PythonName("change_channel")
+    @Category(DataScienceCategory.DataProcessingQImage)
     fun changeChannel(
         channel: Int
     ) -> newImage: Image
@@ -724,9 +749,10 @@ pipeline example {
 
 ??? quote "Stub code in `Image.sdsstub`"
 
-    ```sds linenums="146"
+    ```sds linenums="151"
     @Pure
     @PythonName("convert_to_grayscale")
+    @Category(DataScienceCategory.DataProcessingQImage)
     fun convertToGrayscale() -> newImage: Image
     ```
     { data-search-exclude }
@@ -763,8 +789,9 @@ pipeline example {
 
 ??? quote "Stub code in `Image.sdsstub`"
 
-    ```sds linenums="168"
+    ```sds linenums="174"
     @Pure
+    @Category(DataScienceCategory.DataProcessingQImage)
     fun crop(
         const x: Int,
         const y: Int,
@@ -802,9 +829,10 @@ pipeline example {
 
 ??? quote "Stub code in `Image.sdsstub`"
 
-    ```sds linenums="429"
+    ```sds linenums="447"
     @Pure
     @PythonName("find_edges")
+    @Category(DataScienceCategory.DataProcessingQImage)
     fun findEdges() -> newImage: Image
     ```
     { data-search-exclude }
@@ -832,9 +860,10 @@ pipeline example {
 
 ??? quote "Stub code in `Image.sdsstub`"
 
-    ```sds linenums="211"
+    ```sds linenums="219"
     @Pure
     @PythonName("flip_horizontally")
+    @Category(DataScienceCategory.DataProcessingQImage)
     fun flipHorizontally() -> newImage: Image
     ```
     { data-search-exclude }
@@ -862,9 +891,10 @@ pipeline example {
 
 ??? quote "Stub code in `Image.sdsstub`"
 
-    ```sds linenums="194"
+    ```sds linenums="201"
     @Pure
     @PythonName("flip_vertically")
+    @Category(DataScienceCategory.DataProcessingQImage)
     fun flipVertically() -> newImage: Image
     ```
     { data-search-exclude }
@@ -892,9 +922,10 @@ pipeline example {
 
 ??? quote "Stub code in `Image.sdsstub`"
 
-    ```sds linenums="378"
+    ```sds linenums="393"
     @Pure
     @PythonName("invert_colors")
+    @Category(DataScienceCategory.DataProcessingQImage)
     fun invertColors() -> newImage: Image
     ```
     { data-search-exclude }
@@ -929,8 +960,9 @@ pipeline example {
 
 ??? quote "Stub code in `Image.sdsstub`"
 
-    ```sds linenums="121"
+    ```sds linenums="125"
     @Pure
+    @Category(DataScienceCategory.DataProcessingQImage)
     fun resize(
         @PythonName("new_width") const newWidth: Int,
         @PythonName("new_height") const newHeight: Int
@@ -964,9 +996,10 @@ pipeline example {
 
 ??? quote "Stub code in `Image.sdsstub`"
 
-    ```sds linenums="412"
+    ```sds linenums="429"
     @Pure
     @PythonName("rotate_left")
+    @Category(DataScienceCategory.DataProcessingQImage)
     fun rotateLeft() -> newImage: Image
     ```
     { data-search-exclude }
@@ -994,9 +1027,10 @@ pipeline example {
 
 ??? quote "Stub code in `Image.sdsstub`"
 
-    ```sds linenums="395"
+    ```sds linenums="411"
     @Pure
     @PythonName("rotate_right")
+    @Category(DataScienceCategory.DataProcessingQImage)
     fun rotateRight() -> newImage: Image
     ```
     { data-search-exclude }
@@ -1030,8 +1064,9 @@ pipeline example {
 
 ??? quote "Stub code in `Image.sdsstub`"
 
-    ```sds linenums="358"
+    ```sds linenums="372"
     @Pure
+    @Category(DataScienceCategory.DataProcessingQImage)
     fun sharpen(
         const factor: Float
     ) -> newImage: Image where {
@@ -1061,9 +1096,10 @@ pipeline example {
 
 ??? quote "Stub code in `Image.sdsstub`"
 
-    ```sds linenums="61"
+    ```sds linenums="62"
     @Impure([ImpurityReason.FileWriteToParameterizedPath("path")])
     @PythonName("to_jpeg_file")
+    @Category(DataScienceCategory.DataExport)
     fun toJpegFile(
         path: String
     )
@@ -1091,9 +1127,10 @@ pipeline example {
 
 ??? quote "Stub code in `Image.sdsstub`"
 
-    ```sds linenums="78"
+    ```sds linenums="80"
     @Impure([ImpurityReason.FileWriteToParameterizedPath("path")])
     @PythonName("to_png_file")
+    @Category(DataScienceCategory.DataExport)
     fun toPngFile(
         path: String
     )
@@ -1129,6 +1166,7 @@ pipeline example {
     ```sds linenums="44"
     @Impure([ImpurityReason.FileReadFromParameterizedPath("path")])
     @PythonName("from_file")
+    @Category(DataScienceCategory.DataImport)
     static fun fromFile(
         path: String
     ) -> image: Image
diff --git a/docs/api/safeds/data/image/containers/ImageList.md b/docs/api/safeds/data/image/containers/ImageList.md
index b712cced6..f33a85308 100644
--- a/docs/api/safeds/data/image/containers/ImageList.md
+++ b/docs/api/safeds/data/image/containers/ImageList.md
@@ -49,6 +49,7 @@ To create an `ImageList` call one of the following static methods:
          */
         @Pure
         @PythonName("from_images")
+        @Category(DataScienceCategory.DataImport)
         static fun fromImages(
             images: List<Image>
         ) -> imageList: ImageList
@@ -64,6 +65,7 @@ To create an `ImageList` call one of the following static methods:
          */
         @Impure([ImpurityReason.FileReadFromParameterizedPath("path")])
         @PythonName("from_files")
+        @Category(DataScienceCategory.DataImport)
         static fun fromFiles(
             path: union<List<String>, String>
         ) -> imageList: ImageList
@@ -77,6 +79,7 @@ To create an `ImageList` call one of the following static methods:
          */
         @Pure
         @PythonName("get_image")
+        @Category(DataScienceCategory.UtilitiesQImage)
         fun getImage(
             index: Int
         ) -> image: Image
@@ -91,6 +94,7 @@ To create an `ImageList` call one of the following static methods:
          * @result indices all occurrences of the image
          */
         @Pure
+        @Category(DataScienceCategory.UtilitiesQImage)
         fun index(
             image: Image
         ) -> indices: List<Int>
@@ -104,6 +108,7 @@ To create an `ImageList` call one of the following static methods:
          */
         @Pure
         @PythonName("has_image")
+        @Category(DataScienceCategory.UtilitiesQImage)
         fun hasImage(
             image: Image
         ) -> hasImage: Boolean
@@ -115,6 +120,7 @@ To create an `ImageList` call one of the following static methods:
          */
         @Impure([ImpurityReason.FileWriteToParameterizedPath("path")])
         @PythonName("to_jpeg_files")
+        @Category(DataScienceCategory.DataExport)
         fun toJpegFiles(
             path: union<List<String>, String>
         )
@@ -126,6 +132,7 @@ To create an `ImageList` call one of the following static methods:
          */
         @Impure([ImpurityReason.FileWriteToParameterizedPath("path")])
         @PythonName("to_png_files")
+        @Category(DataScienceCategory.DataExport)
         fun toPngFiles(
             path: union<List<String>, String>
         )
@@ -139,6 +146,7 @@ To create an `ImageList` call one of the following static methods:
          */
         @Pure
         @PythonName("to_images")
+        @Category(DataScienceCategory.UtilitiesQConversion)
         fun toImages(
             indices: List<Int>? = null
         ) -> images: List<Image>
@@ -575,7 +583,7 @@ The original image list is not modified.
 
 ??? quote "Stub code in `ImageList.sdsstub`"
 
-    ```sds linenums="170"
+    ```sds linenums="178"
     @Pure
     @PythonName("add_image")
     fun addImage(
@@ -604,7 +612,7 @@ The original image list is not modified.
 
 ??? quote "Stub code in `ImageList.sdsstub`"
 
-    ```sds linenums="185"
+    ```sds linenums="193"
     @Pure
     @PythonName("add_images")
     fun addImages(
@@ -633,7 +641,7 @@ The original image list is not modified.
 
 ??? quote "Stub code in `ImageList.sdsstub`"
 
-    ```sds linenums="391"
+    ```sds linenums="399"
     @Pure
     @PythonName("add_noise")
     fun addNoise(
@@ -664,7 +672,7 @@ The original image list is not modified.
 
 ??? quote "Stub code in `ImageList.sdsstub`"
 
-    ```sds linenums="374"
+    ```sds linenums="382"
     @Pure
     @PythonName("adjust_brightness")
     fun adjustBrightness(
@@ -695,7 +703,7 @@ The original image list is not modified.
 
 ??? quote "Stub code in `ImageList.sdsstub`"
 
-    ```sds linenums="431"
+    ```sds linenums="439"
     @Pure
     @PythonName("adjust_color_balance")
     fun adjustColorBalance(
@@ -726,7 +734,7 @@ The original image list is not modified.
 
 ??? quote "Stub code in `ImageList.sdsstub`"
 
-    ```sds linenums="411"
+    ```sds linenums="419"
     @Pure
     @PythonName("adjust_contrast")
     fun adjustContrast(
@@ -757,7 +765,7 @@ The original image list is not modified.
 
 ??? quote "Stub code in `ImageList.sdsstub`"
 
-    ```sds linenums="449"
+    ```sds linenums="457"
     @Pure
     fun blur(
         const radius: Int
@@ -787,7 +795,7 @@ The original image list is not modified.
 
 ??? quote "Stub code in `ImageList.sdsstub`"
 
-    ```sds linenums="155"
+    ```sds linenums="163"
     @Pure
     @PythonName("change_channel")
     fun changeChannel(
@@ -813,7 +821,7 @@ The original image list is not modified.
 
 ??? quote "Stub code in `ImageList.sdsstub`"
 
-    ```sds linenums="310"
+    ```sds linenums="318"
     @Pure
     @PythonName("convert_to_grayscale")
     fun convertToGrayscale() -> imageList: ImageList
@@ -843,7 +851,7 @@ The original image list is not modified.
 
 ??? quote "Stub code in `ImageList.sdsstub`"
 
-    ```sds linenums="326"
+    ```sds linenums="334"
     @Pure
     fun crop(
         const x: Int,
@@ -873,7 +881,7 @@ The original image list is not modified.
 
 ??? quote "Stub code in `ImageList.sdsstub`"
 
-    ```sds linenums="515"
+    ```sds linenums="523"
     @Pure
     @PythonName("find_edges")
     fun findEdges() -> imageList: ImageList
@@ -894,7 +902,7 @@ The original image list is not modified.
 
 ??? quote "Stub code in `ImageList.sdsstub`"
 
-    ```sds linenums="357"
+    ```sds linenums="365"
     @Pure
     @PythonName("flip_horizontally")
     fun flipHorizontally() -> imageList: ImageList
@@ -915,7 +923,7 @@ The original image list is not modified.
 
 ??? quote "Stub code in `ImageList.sdsstub`"
 
-    ```sds linenums="346"
+    ```sds linenums="354"
     @Pure
     @PythonName("flip_vertically")
     fun flipVertically() -> imageList: ImageList
@@ -940,9 +948,10 @@ Return the image at the given index.
 
 ??? quote "Stub code in `ImageList.sdsstub`"
 
-    ```sds linenums="78"
+    ```sds linenums="80"
     @Pure
     @PythonName("get_image")
+    @Category(DataScienceCategory.UtilitiesQImage)
     fun getImage(
         index: Int
     ) -> image: Image
@@ -967,9 +976,10 @@ Return whether the given image is in this image list.
 
 ??? quote "Stub code in `ImageList.sdsstub`"
 
-    ```sds linenums="105"
+    ```sds linenums="109"
     @Pure
     @PythonName("has_image")
+    @Category(DataScienceCategory.UtilitiesQImage)
     fun hasImage(
         image: Image
     ) -> hasImage: Boolean
@@ -996,8 +1006,9 @@ If the image has multiple occurrences, all indices will be returned
 
 ??? quote "Stub code in `ImageList.sdsstub`"
 
-    ```sds linenums="93"
+    ```sds linenums="96"
     @Pure
+    @Category(DataScienceCategory.UtilitiesQImage)
     fun index(
         image: Image
     ) -> indices: List<Int>
@@ -1018,7 +1029,7 @@ The original image list is not modified.
 
 ??? quote "Stub code in `ImageList.sdsstub`"
 
-    ```sds linenums="482"
+    ```sds linenums="490"
     @Pure
     @PythonName("invert_colors")
     fun invertColors() -> imageList: ImageList
@@ -1041,7 +1052,7 @@ The original image list is not modified.
 
 ??? quote "Stub code in `ImageList.sdsstub`"
 
-    ```sds linenums="266"
+    ```sds linenums="274"
     @Pure
     @PythonName("remove_duplicate_images")
     fun removeDuplicateImages() -> imageList: ImageList
@@ -1070,7 +1081,7 @@ The original image list is not modified.
 
 ??? quote "Stub code in `ImageList.sdsstub`"
 
-    ```sds linenums="202"
+    ```sds linenums="210"
     @Pure
     @PythonName("remove_image")
     fun removeImage(
@@ -1099,7 +1110,7 @@ The original image list is not modified.
 
 ??? quote "Stub code in `ImageList.sdsstub`"
 
-    ```sds linenums="234"
+    ```sds linenums="242"
     @Pure
     @PythonName("remove_image_by_index")
     fun removeImageByIndex(
@@ -1130,7 +1141,7 @@ The original image list is not modified.
 
 ??? quote "Stub code in `ImageList.sdsstub`"
 
-    ```sds linenums="219"
+    ```sds linenums="227"
     @Pure
     @PythonName("remove_images")
     fun removeImages(
@@ -1160,7 +1171,7 @@ The original image list is not modified.
 
 ??? quote "Stub code in `ImageList.sdsstub`"
 
-    ```sds linenums="250"
+    ```sds linenums="258"
     @Pure
     @PythonName("remove_images_with_size")
     fun removeImagesWithSize(
@@ -1191,7 +1202,7 @@ The original image list is not modified.
 
 ??? quote "Stub code in `ImageList.sdsstub`"
 
-    ```sds linenums="291"
+    ```sds linenums="299"
     @Pure
     fun resize(
         @PythonName("new_width") const newWidth: Int,
@@ -1217,7 +1228,7 @@ The original image list is not modified.
 
 ??? quote "Stub code in `ImageList.sdsstub`"
 
-    ```sds linenums="504"
+    ```sds linenums="512"
     @Pure
     @PythonName("rotate_left")
     fun rotateLeft() -> imageList: ImageList
@@ -1238,7 +1249,7 @@ The original image list is not modified.
 
 ??? quote "Stub code in `ImageList.sdsstub`"
 
-    ```sds linenums="493"
+    ```sds linenums="501"
     @Pure
     @PythonName("rotate_right")
     fun rotateRight() -> imageList: ImageList
@@ -1265,7 +1276,7 @@ The original image list is not modified.
 
 ??? quote "Stub code in `ImageList.sdsstub`"
 
-    ```sds linenums="468"
+    ```sds linenums="476"
     @Pure
     fun sharpen(
         const factor: Float
@@ -1289,7 +1300,7 @@ The original image list is not modified.
 
 ??? quote "Stub code in `ImageList.sdsstub`"
 
-    ```sds linenums="277"
+    ```sds linenums="285"
     @Pure
     @PythonName("shuffle_images")
     fun shuffleImages() -> imageList: ImageList
@@ -1314,9 +1325,10 @@ Return a list of all images in this image list.
 
 ??? quote "Stub code in `ImageList.sdsstub`"
 
-    ```sds linenums="140"
+    ```sds linenums="147"
     @Pure
     @PythonName("to_images")
+    @Category(DataScienceCategory.UtilitiesQConversion)
     fun toImages(
         indices: List<Int>? = null
     ) -> images: List<Image>
@@ -1335,9 +1347,10 @@ Save all images as jpeg files.
 
 ??? quote "Stub code in `ImageList.sdsstub`"
 
-    ```sds linenums="116"
+    ```sds linenums="121"
     @Impure([ImpurityReason.FileWriteToParameterizedPath("path")])
     @PythonName("to_jpeg_files")
+    @Category(DataScienceCategory.DataExport)
     fun toJpegFiles(
         path: union<List<String>, String>
     )
@@ -1356,9 +1369,10 @@ Save all images as png files.
 
 ??? quote "Stub code in `ImageList.sdsstub`"
 
-    ```sds linenums="127"
+    ```sds linenums="133"
     @Impure([ImpurityReason.FileWriteToParameterizedPath("path")])
     @PythonName("to_png_files")
+    @Category(DataScienceCategory.DataExport)
     fun toPngFiles(
         path: union<List<String>, String>
     )
@@ -1385,9 +1399,10 @@ If you provide a path to a directory the images will be sorted alphabetically wh
 
 ??? quote "Stub code in `ImageList.sdsstub`"
 
-    ```sds linenums="65"
+    ```sds linenums="66"
     @Impure([ImpurityReason.FileReadFromParameterizedPath("path")])
     @PythonName("from_files")
+    @Category(DataScienceCategory.DataImport)
     static fun fromFiles(
         path: union<List<String>, String>
     ) -> imageList: ImageList
@@ -1415,6 +1430,7 @@ Create an ImageList from a list of images.
     ```sds linenums="50"
     @Pure
     @PythonName("from_images")
+    @Category(DataScienceCategory.DataImport)
     static fun fromImages(
         images: List<Image>
     ) -> imageList: ImageList
diff --git a/docs/api/safeds/data/tabular/containers/Column.md b/docs/api/safeds/data/tabular/containers/Column.md
index 46ba5c304..b3e179f9b 100644
--- a/docs/api/safeds/data/tabular/containers/Column.md
+++ b/docs/api/safeds/data/tabular/containers/Column.md
@@ -27,7 +27,7 @@ pipeline example {
 
 ??? quote "Stub code in `Column.sdsstub`"
 
-    ```sds linenums="18"
+    ```sds linenums="19"
     class Column<out T = Any?>(
         name: String,
         data: List<T> = []
@@ -143,6 +143,7 @@ pipeline example {
          * }
          */
         @Pure
+        @Category(DataScienceCategory.DataExplorationQGeneral)
         fun all(
             predicate: (cell: Cell<T>) -> satisfiesPredicate: Cell<Boolean?>,
             @PythonName("ignore_unknown") ignoreUnknown: Boolean = true,
@@ -186,6 +187,7 @@ pipeline example {
          * }
          */
         @Pure
+        @Category(DataScienceCategory.DataExplorationQGeneral)
         fun any(
             predicate: (cell: Cell<T>) -> satisfiesPredicate: Cell<Boolean?>,
             @PythonName("ignore_unknown") ignoreUnknown: Boolean = true,
@@ -224,6 +226,7 @@ pipeline example {
          * }
          */
         @Pure
+        @Category(DataScienceCategory.DataExplorationQGeneral)
         fun countIf(
             predicate: (cell: Cell<T>) -> satisfiesPredicate: Cell<Boolean?>,
             @PythonName("ignore_unknown") ignoreUnknown: Boolean = true,
@@ -267,6 +270,7 @@ pipeline example {
          * }
          */
         @Pure
+        @Category(DataScienceCategory.DataExplorationQGeneral)
         fun none(
             predicate: (cell: Cell<T>) -> satisfiesPredicate: Cell<Boolean?>,
             @PythonName("ignore_unknown") ignoreUnknown: Boolean = true,
@@ -289,6 +293,7 @@ pipeline example {
          * }
          */
         @Pure
+        @Category(DataScienceCategory.DataProcessingQColumn)
         fun rename(
             @PythonName("new_name") newName: String
         ) -> renamedColumn: Column<T>
@@ -310,6 +315,7 @@ pipeline example {
          * }
          */
         @Pure
+        @Category(DataScienceCategory.DataProcessingQColumn)
         fun transform<R>(
             transformer: (cell: Cell<T>) -> transformedCell: Cell<R>
         ) -> transformedColumn: Column<R>
@@ -359,6 +365,7 @@ pipeline example {
          */
         @Pure
         @PythonName("correlation_with")
+        @Category(DataScienceCategory.DataExplorationQMetric)
         fun correlationWith(
             other: Column<Any>
         ) -> correlation: Float
@@ -378,6 +385,7 @@ pipeline example {
          */
         @Pure
         @PythonName("distinct_value_count")
+        @Category(DataScienceCategory.DataExplorationQMetric)
         fun distinctValueCount(
             @PythonName("ignore_missing_values") ignoreMissingValues: Boolean = true
         ) -> distinctValueCount: Int
@@ -406,6 +414,7 @@ pipeline example {
          * }
          */
         @Pure
+        @Category(DataScienceCategory.DataExplorationQMetric)
         fun idness() -> idness: Float
 
         /**
@@ -420,6 +429,7 @@ pipeline example {
          * }
          */
         @Pure
+        @Category(DataScienceCategory.DataExplorationQMetric)
         fun max() -> max: T?
 
         /**
@@ -436,6 +446,7 @@ pipeline example {
          * }
          */
         @Pure
+        @Category(DataScienceCategory.DataExplorationQMetric)
         fun mean() -> mean: T
 
         /**
@@ -453,6 +464,7 @@ pipeline example {
          * }
          */
         @Pure
+        @Category(DataScienceCategory.DataExplorationQMetric)
         fun median() -> median: T
 
         /**
@@ -467,6 +479,7 @@ pipeline example {
          * }
          */
         @Pure
+        @Category(DataScienceCategory.DataExplorationQMetric)
         fun min() -> min: T?
 
         /**
@@ -482,6 +495,7 @@ pipeline example {
          */
         @Pure
         @PythonName("missing_value_count")
+        @Category(DataScienceCategory.DataExplorationQMetric)
         fun missingValueCount() -> missingValueCount: Int
 
         /**
@@ -503,6 +517,7 @@ pipeline example {
          */
         @Pure
         @PythonName("missing_value_ratio")
+        @Category(DataScienceCategory.DataExplorationQMetric)
         fun missingValueRatio() -> missingValueRatio: Float
 
         /**
@@ -522,6 +537,7 @@ pipeline example {
          * }
          */
         @Pure
+        @Category(DataScienceCategory.DataExplorationQMetric)
         fun mode(
             @PythonName("ignore_missing_values") ignoreMissingValues: Boolean = true,
         ) -> mode: List<T?>
@@ -544,6 +560,7 @@ pipeline example {
          * }
          */
         @Pure
+        @Category(DataScienceCategory.DataExplorationQMetric)
         fun stability() -> stability: Float
 
         /**
@@ -562,6 +579,7 @@ pipeline example {
          */
         @Pure
         @PythonName("standard_deviation")
+        @Category(DataScienceCategory.DataExplorationQMetric)
         fun standardDeviation() -> standardDeviation: Float
 
         /**
@@ -579,6 +597,7 @@ pipeline example {
          * }
          */
         @Pure
+        @Category(DataScienceCategory.DataExplorationQMetric)
         fun variance() -> variance: Float
 
         /**
@@ -594,6 +613,7 @@ pipeline example {
          */
         @Pure
         @PythonName("to_list")
+        @Category(DataScienceCategory.UtilitiesQConversion)
         fun toList() -> values: List<T>
 
         /**
@@ -610,6 +630,7 @@ pipeline example {
          */
         @Pure
         @PythonName("to_table")
+        @Category(DataScienceCategory.UtilitiesQConversion)
         fun toTable() -> table: Table
     }
     ```
@@ -702,8 +723,9 @@ pipeline example {
 
 ??? quote "Stub code in `Column.sdsstub`"
 
-    ```sds linenums="132"
+    ```sds linenums="133"
     @Pure
+    @Category(DataScienceCategory.DataExplorationQGeneral)
     fun all(
         predicate: (cell: Cell<T>) -> satisfiesPredicate: Cell<Boolean?>,
         @PythonName("ignore_unknown") ignoreUnknown: Boolean = true,
@@ -762,8 +784,9 @@ pipeline example {
 
 ??? quote "Stub code in `Column.sdsstub`"
 
-    ```sds linenums="175"
+    ```sds linenums="177"
     @Pure
+    @Category(DataScienceCategory.DataExplorationQGeneral)
     fun any(
         predicate: (cell: Cell<T>) -> satisfiesPredicate: Cell<Boolean?>,
         @PythonName("ignore_unknown") ignoreUnknown: Boolean = true,
@@ -813,9 +836,10 @@ pipeline example {
 
 ??? quote "Stub code in `Column.sdsstub`"
 
-    ```sds linenums="347"
+    ```sds linenums="354"
     @Pure
     @PythonName("correlation_with")
+    @Category(DataScienceCategory.DataExplorationQMetric)
     fun correlationWith(
         other: Column<Any>
     ) -> correlation: Float
@@ -868,8 +892,9 @@ pipeline example {
 
 ??? quote "Stub code in `Column.sdsstub`"
 
-    ```sds linenums="213"
+    ```sds linenums="216"
     @Pure
+    @Category(DataScienceCategory.DataExplorationQGeneral)
     fun countIf(
         predicate: (cell: Cell<T>) -> satisfiesPredicate: Cell<Boolean?>,
         @PythonName("ignore_unknown") ignoreUnknown: Boolean = true,
@@ -904,9 +929,10 @@ pipeline example {
 
 ??? quote "Stub code in `Column.sdsstub`"
 
-    ```sds linenums="366"
+    ```sds linenums="374"
     @Pure
     @PythonName("distinct_value_count")
+    @Category(DataScienceCategory.DataExplorationQMetric)
     fun distinctValueCount(
         @PythonName("ignore_missing_values") ignoreMissingValues: Boolean = true
     ) -> distinctValueCount: Int
@@ -941,7 +967,7 @@ pipeline example {
 
 ??? quote "Stub code in `Column.sdsstub`"
 
-    ```sds linenums="61"
+    ```sds linenums="62"
     @Pure
     @PythonName("get_distinct_values")
     fun getDistinctValues(
@@ -986,7 +1012,7 @@ pipeline example {
 
 ??? quote "Stub code in `Column.sdsstub`"
 
-    ```sds linenums="89"
+    ```sds linenums="90"
     @Pure
     @PythonName("get_value")
     fun getValue(
@@ -1028,8 +1054,9 @@ pipeline example {
 
 ??? quote "Stub code in `Column.sdsstub`"
 
-    ```sds linenums="395"
+    ```sds linenums="404"
     @Pure
+    @Category(DataScienceCategory.DataExplorationQMetric)
     fun idness() -> idness: Float
     ```
     { data-search-exclude }
@@ -1055,8 +1082,9 @@ pipeline example {
 
 ??? quote "Stub code in `Column.sdsstub`"
 
-    ```sds linenums="409"
+    ```sds linenums="419"
     @Pure
+    @Category(DataScienceCategory.DataExplorationQMetric)
     fun max() -> max: T?
     ```
     { data-search-exclude }
@@ -1084,8 +1112,9 @@ pipeline example {
 
 ??? quote "Stub code in `Column.sdsstub`"
 
-    ```sds linenums="425"
+    ```sds linenums="436"
     @Pure
+    @Category(DataScienceCategory.DataExplorationQMetric)
     fun mean() -> mean: T
     ```
     { data-search-exclude }
@@ -1114,8 +1143,9 @@ pipeline example {
 
 ??? quote "Stub code in `Column.sdsstub`"
 
-    ```sds linenums="442"
+    ```sds linenums="454"
     @Pure
+    @Category(DataScienceCategory.DataExplorationQMetric)
     fun median() -> median: T
     ```
     { data-search-exclude }
@@ -1141,8 +1171,9 @@ pipeline example {
 
 ??? quote "Stub code in `Column.sdsstub`"
 
-    ```sds linenums="456"
+    ```sds linenums="469"
     @Pure
+    @Category(DataScienceCategory.DataExplorationQMetric)
     fun min() -> min: T?
     ```
     { data-search-exclude }
@@ -1168,9 +1199,10 @@ pipeline example {
 
 ??? quote "Stub code in `Column.sdsstub`"
 
-    ```sds linenums="470"
+    ```sds linenums="484"
     @Pure
     @PythonName("missing_value_count")
+    @Category(DataScienceCategory.DataExplorationQMetric)
     fun missingValueCount() -> missingValueCount: Int
     ```
     { data-search-exclude }
@@ -1202,9 +1234,10 @@ pipeline example {
 
 ??? quote "Stub code in `Column.sdsstub`"
 
-    ```sds linenums="491"
+    ```sds linenums="506"
     @Pure
     @PythonName("missing_value_ratio")
+    @Category(DataScienceCategory.DataExplorationQMetric)
     fun missingValueRatio() -> missingValueRatio: Float
     ```
     { data-search-exclude }
@@ -1239,8 +1272,9 @@ pipeline example {
 
 ??? quote "Stub code in `Column.sdsstub`"
 
-    ```sds linenums="511"
+    ```sds linenums="527"
     @Pure
+    @Category(DataScienceCategory.DataExplorationQMetric)
     fun mode(
         @PythonName("ignore_missing_values") ignoreMissingValues: Boolean = true,
     ) -> mode: List<T?>
@@ -1298,8 +1332,9 @@ pipeline example {
 
 ??? quote "Stub code in `Column.sdsstub`"
 
-    ```sds linenums="256"
+    ```sds linenums="260"
     @Pure
+    @Category(DataScienceCategory.DataExplorationQGeneral)
     fun none(
         predicate: (cell: Cell<T>) -> satisfiesPredicate: Cell<Boolean?>,
         @PythonName("ignore_unknown") ignoreUnknown: Boolean = true,
@@ -1337,8 +1372,9 @@ pipeline example {
 
 ??? quote "Stub code in `Column.sdsstub`"
 
-    ```sds linenums="278"
+    ```sds linenums="283"
     @Pure
+    @Category(DataScienceCategory.DataProcessingQColumn)
     fun rename(
         @PythonName("new_name") newName: String
     ) -> renamedColumn: Column<T>
@@ -1372,8 +1408,9 @@ pipeline example {
 
 ??? quote "Stub code in `Column.sdsstub`"
 
-    ```sds linenums="533"
+    ```sds linenums="550"
     @Pure
+    @Category(DataScienceCategory.DataExplorationQMetric)
     fun stability() -> stability: Float
     ```
     { data-search-exclude }
@@ -1401,9 +1438,10 @@ pipeline example {
 
 ??? quote "Stub code in `Column.sdsstub`"
 
-    ```sds linenums="550"
+    ```sds linenums="568"
     @Pure
     @PythonName("standard_deviation")
+    @Category(DataScienceCategory.DataExplorationQMetric)
     fun standardDeviation() -> standardDeviation: Float
     ```
     { data-search-exclude }
@@ -1429,7 +1467,7 @@ pipeline example {
 
 ??? quote "Stub code in `Column.sdsstub`"
 
-    ```sds linenums="315"
+    ```sds linenums="322"
     @Pure
     @PythonName("summarize_statistics")
     fun summarizeStatistics() -> statistics: Table
@@ -1457,9 +1495,10 @@ pipeline example {
 
 ??? quote "Stub code in `Column.sdsstub`"
 
-    ```sds linenums="582"
+    ```sds linenums="602"
     @Pure
     @PythonName("to_list")
+    @Category(DataScienceCategory.UtilitiesQConversion)
     fun toList() -> values: List<T>
     ```
     { data-search-exclude }
@@ -1486,9 +1525,10 @@ pipeline example {
 
 ??? quote "Stub code in `Column.sdsstub`"
 
-    ```sds linenums="598"
+    ```sds linenums="619"
     @Pure
     @PythonName("to_table")
+    @Category(DataScienceCategory.UtilitiesQConversion)
     fun toTable() -> table: Table
     ```
     { data-search-exclude }
@@ -1529,8 +1569,9 @@ pipeline example {
 
 ??? quote "Stub code in `Column.sdsstub`"
 
-    ```sds linenums="299"
+    ```sds linenums="305"
     @Pure
+    @Category(DataScienceCategory.DataProcessingQColumn)
     fun transform<R>(
         transformer: (cell: Cell<T>) -> transformedCell: Cell<R>
     ) -> transformedColumn: Column<R>
@@ -1560,8 +1601,9 @@ pipeline example {
 
 ??? quote "Stub code in `Column.sdsstub`"
 
-    ```sds linenums="568"
+    ```sds linenums="587"
     @Pure
+    @Category(DataScienceCategory.DataExplorationQMetric)
     fun variance() -> variance: Float
     ```
     { data-search-exclude }
diff --git a/docs/api/safeds/data/tabular/containers/Row.md b/docs/api/safeds/data/tabular/containers/Row.md
index 145b73d1c..13a3bd126 100644
--- a/docs/api/safeds/data/tabular/containers/Row.md
+++ b/docs/api/safeds/data/tabular/containers/Row.md
@@ -26,7 +26,7 @@ This class cannot be instantiated directly. It is only used for arguments of cal
         /**
          * The schema of the row.
          */
-        attr ^schema: Schema
+        attr schema: Schema
 
         /**
          * Get the value of the specified column. This is equivalent to the `[]` operator (indexed access).
diff --git a/docs/api/safeds/data/tabular/containers/Table.md b/docs/api/safeds/data/tabular/containers/Table.md
index 7127190d8..b19ac100d 100644
--- a/docs/api/safeds/data/tabular/containers/Table.md
+++ b/docs/api/safeds/data/tabular/containers/Table.md
@@ -30,7 +30,7 @@ pipeline example {
 
 ??? quote "Stub code in `Table.sdsstub`"
 
-    ```sds linenums="32"
+    ```sds linenums="33"
     class Table(
         data: Map<String, List<Any?>>? = null
     ) {
@@ -55,7 +55,7 @@ pipeline example {
         /**
          * The schema of the table.
          */
-        attr ^schema: Schema
+        attr schema: Schema
 
         /**
          * Create a table from a list of columns.
@@ -73,6 +73,7 @@ pipeline example {
          */
         @Pure
         @PythonName("from_columns")
+        @Category(DataScienceCategory.UtilitiesQConversion)
         static fun fromColumns(
             columns: union<Column, List<Column>>
         ) -> table: Table
@@ -92,6 +93,7 @@ pipeline example {
          */
         @Impure([ImpurityReason.FileReadFromParameterizedPath("path")])
         @PythonName("from_csv_file")
+        @Category(DataScienceCategory.DataImport)
         static fun fromCsvFile(
             path: String,
             separator: String = ","
@@ -112,6 +114,7 @@ pipeline example {
          */
         @Pure
         @PythonName("from_dict")
+        @Category(DataScienceCategory.DataImport)
         static fun fromMap(
             data: Map<String, List<Any>>
         ) -> table: Table
@@ -130,6 +133,7 @@ pipeline example {
          */
         @Impure([ImpurityReason.FileReadFromParameterizedPath("path")])
         @PythonName("from_json_file")
+        @Category(DataScienceCategory.DataImport)
         static fun fromJsonFile(
             path: String
         ) -> table: Table
@@ -148,6 +152,7 @@ pipeline example {
          */
         @Impure([ImpurityReason.FileReadFromParameterizedPath("path")])
         @PythonName("from_parquet_file")
+        @Category(DataScienceCategory.DataImport)
         static fun fromParquetFile(
             path: String
         ) -> table: Table
@@ -173,6 +178,7 @@ pipeline example {
          */
         @Pure
         @PythonName("add_columns")
+        @Category(DataScienceCategory.DataProcessingQTable)
         fun addColumns(
             columns: union<Column, List<Column>>
         ) -> newTable: Table
@@ -195,6 +201,7 @@ pipeline example {
          */
         @Pure
         @PythonName("add_computed_column")
+        @Category(DataScienceCategory.DataProcessingQTable)
         fun addComputedColumn(
             name: String,
             computer: (row: Row) -> computedCell: Cell
@@ -216,6 +223,7 @@ pipeline example {
          */
         @Pure
         @PythonName("get_column")
+        @Category(DataScienceCategory.UtilitiesQTable)
         fun getColumn(
             name: String
         ) -> column: Column
@@ -235,6 +243,7 @@ pipeline example {
          */
         @Pure
         @PythonName("get_column_type")
+        @Category(DataScienceCategory.UtilitiesQTable)
         fun getColumnType(
             name: String
         ) -> type: DataType
@@ -254,6 +263,7 @@ pipeline example {
          */
         @Pure
         @PythonName("has_column")
+        @Category(DataScienceCategory.UtilitiesQTable)
         fun hasColumn(
             name: String
         ) -> hasColumn: Boolean
@@ -285,6 +295,7 @@ pipeline example {
          */
         @Pure
         @PythonName("remove_columns")
+        @Category(DataScienceCategory.DataProcessingQTable)
         fun removeColumns(
             names: union<List<String>, String>,
             @PythonName("ignore_unknown_names") ignoreUnknownNames: Boolean = false
@@ -306,6 +317,7 @@ pipeline example {
          */
         @Pure
         @PythonName("remove_columns_except")
+        @Category(DataScienceCategory.DataProcessingQTable)
         fun removeColumnsExcept(
             names: union<List<String>, String>
         ) -> newTable: Table
@@ -329,6 +341,7 @@ pipeline example {
          */
         @Pure
         @PythonName("remove_columns_with_missing_values")
+        @Category(DataScienceCategory.DataProcessingQTable)
         fun removeColumnsWithMissingValues() -> newTable: Table
 
         /**
@@ -347,6 +360,7 @@ pipeline example {
          */
         @Pure
         @PythonName("remove_non_numeric_columns")
+        @Category(DataScienceCategory.DataProcessingQTable)
         fun removeNonNumericColumns() -> newTable: Table
 
         /**
@@ -368,6 +382,7 @@ pipeline example {
          */
         @Pure
         @PythonName("rename_column")
+        @Category(DataScienceCategory.DataProcessingQTable)
         fun renameColumn(
             @PythonName("old_name") oldName: String,
             @PythonName("new_name") newName: String
@@ -416,6 +431,7 @@ pipeline example {
          */
         @Pure
         @PythonName("replace_column")
+        @Category(DataScienceCategory.DataProcessingQTable)
         fun replaceColumn(
             @PythonName("old_name") oldName: String,
             @PythonName("new_columns") newColumns: union<Column, List<Column>, Table>
@@ -440,6 +456,7 @@ pipeline example {
          */
         @Pure
         @PythonName("transform_column")
+        @Category(DataScienceCategory.DataProcessingQTable)
         fun transformColumn(
             name: String,
             transformer: (cell: Cell) -> transformedCell: Cell
@@ -479,6 +496,7 @@ pipeline example {
          */
         @Pure
         @PythonName("count_row_if")
+        @Category(DataScienceCategory.DataExplorationQGeneral)
         fun countRowIf(
             predicate: (cell: Row) -> satisfiesPredicate: Cell<Boolean?>,
             @PythonName("ignore_unknown") ignoreUnknown: Boolean = true,
@@ -500,6 +518,7 @@ pipeline example {
          */
         @Pure
         @PythonName("remove_duplicate_rows")
+        @Category(DataScienceCategory.DataProcessingQTable)
         fun removeDuplicateRows() -> newTable: Table
 
         /**
@@ -520,6 +539,7 @@ pipeline example {
          */
         @Pure
         @PythonName("remove_rows")
+        @Category(DataScienceCategory.DataProcessingQTable)
         fun removeRows(
             query: (row: Row) -> shouldRemoveRow: Cell<Boolean>
         ) -> newTable: Table
@@ -543,6 +563,7 @@ pipeline example {
          */
         @Pure
         @PythonName("remove_rows_by_column")
+        @Category(DataScienceCategory.DataProcessingQTable)
         fun removeRowsByColumn(
             name: String,
             query: (cell: Cell) -> shouldRemoveRow: Cell<Boolean>
@@ -566,6 +587,7 @@ pipeline example {
          */
         @Pure
         @PythonName("remove_rows_with_missing_values")
+        @Category(DataScienceCategory.DataProcessingQTable)
         fun removeRowsWithMissingValues(
             @PythonName("column_names") columnNames: List<String>? = null
         ) -> newTable: Table
@@ -605,6 +627,7 @@ pipeline example {
          */
         @Pure
         @PythonName("remove_rows_with_outliers")
+        @Category(DataScienceCategory.DataProcessingQTable)
         fun removeRowsWithOutliers(
             @PythonName("column_names") columnNames: List<String>? = null,
             @PythonName("z_score_threshold") zScoreThreshold: Float = 3.0
@@ -626,6 +649,7 @@ pipeline example {
          */
         @Pure
         @PythonName("shuffle_rows")
+        @Category(DataScienceCategory.DataProcessingQTable)
         fun shuffleRows() -> newTable: Table
 
         /**
@@ -655,6 +679,7 @@ pipeline example {
          */
         @Pure
         @PythonName("slice_rows")
+        @Category(DataScienceCategory.DataProcessingQTable)
         fun sliceRows(
             start: Int = 0,
             length: Int? = null
@@ -679,6 +704,7 @@ pipeline example {
          */
         @Pure
         @PythonName("sort_rows")
+        @Category(DataScienceCategory.DataProcessingQTable)
         fun sortRows(
             @PythonName("key_selector") keySelector: (row: Row) -> key: Cell,
             descending: Boolean = false
@@ -703,6 +729,7 @@ pipeline example {
          */
         @Pure
         @PythonName("sort_rows_by_column")
+        @Category(DataScienceCategory.DataProcessingQTable)
         fun sortRowsByColumn(
             name: String,
             descending: Boolean = false
@@ -733,6 +760,7 @@ pipeline example {
          */
         @Pure
         @PythonName("split_rows")
+        @Category(DataScienceCategory.DataProcessingQTable)
         fun splitRows(
             @PythonName("percentage_in_first") percentageInFirst: Float,
             shuffle: Boolean = true
@@ -760,6 +788,7 @@ pipeline example {
          */
         @Pure
         @PythonName("add_table_as_columns")
+        @Category(DataScienceCategory.DataProcessingQTable)
         fun addTableAsColumns(
             other: Table
         ) -> newTable: Table
@@ -786,6 +815,7 @@ pipeline example {
          */
         @Pure
         @PythonName("add_table_as_rows")
+        @Category(DataScienceCategory.DataProcessingQTable)
         fun addTableAsRows(
             other: Table
         ) -> newTable: Table
@@ -812,6 +842,7 @@ pipeline example {
          */
         @Pure
         @PythonName("inverse_transform_table")
+        @Category(DataScienceCategory.DataProcessingQTable)
         fun inverseTransformTable(
             @PythonName("fitted_transformer") fittedTransformer: InvertibleTableTransformer
         ) -> newTable: Table
@@ -835,6 +866,7 @@ pipeline example {
          * }
          */
         @Pure
+        @Category(DataScienceCategory.DataProcessingQTable)
         fun join(
             @PythonName("right_table") rightTable: Table,
             @PythonName("left_names") leftNames: union<List<String>, String>,
@@ -864,6 +896,7 @@ pipeline example {
          */
         @Pure
         @PythonName("transform_table")
+        @Category(DataScienceCategory.DataProcessingQTable)
         fun transformTable(
             @PythonName("fitted_transformer") fittedTransformer: TableTransformer
         ) -> newTable: Table
@@ -881,6 +914,7 @@ pipeline example {
          */
         @Pure
         @PythonName("summarize_statistics")
+        @Category(DataScienceCategory.DataExplorationQMetric)
         fun summarizeStatistics() -> statistics: Table
 
         /**
@@ -896,6 +930,7 @@ pipeline example {
          */
         @Pure
         @PythonName("to_columns")
+        @Category(DataScienceCategory.UtilitiesQConversion)
         fun toColumns() -> columns: List<Column>
 
         /**
@@ -914,6 +949,7 @@ pipeline example {
          */
         @Impure([ImpurityReason.FileWriteToParameterizedPath("path")])
         @PythonName("to_csv_file")
+        @Category(DataScienceCategory.DataExport)
         fun toCsvFile(
             path: String
         )
@@ -932,6 +968,7 @@ pipeline example {
          */
         @Pure
         @PythonName("to_dict")
+        @Category(DataScienceCategory.UtilitiesQConversion)
         fun toMap() -> map: Map<String, List<Any>>
 
         /**
@@ -952,6 +989,7 @@ pipeline example {
          */
         @Impure([ImpurityReason.FileWriteToParameterizedPath("path")])
         @PythonName("to_json_file")
+        @Category(DataScienceCategory.DataExport)
         fun toJsonFile(
             path: String
         )
@@ -972,6 +1010,7 @@ pipeline example {
          */
         @Impure([ImpurityReason.FileWriteToParameterizedPath("path")])
         @PythonName("to_parquet_file")
+        @Category(DataScienceCategory.DataExport)
         fun toParquetFile(
             path: String
         )
@@ -1007,6 +1046,7 @@ pipeline example {
          */
         @Pure
         @PythonName("to_tabular_dataset")
+        @Category(DataScienceCategory.UtilitiesQConversion)
         fun toTabularDataset(
             @PythonName("target_name") targetName: String,
             @PythonName("extra_names") extraNames: List<String>? = null
@@ -1040,6 +1080,7 @@ pipeline example {
          */
         @Pure
         @PythonName("to_time_series_dataset")
+        @Category(DataScienceCategory.UtilitiesQConversion)
         fun toTimeSeriesDataset(
             @PythonName("target_name") targetName: String,
             @PythonName("window_size") windowSize: Int,
@@ -1116,9 +1157,10 @@ pipeline example {
 
 ??? quote "Stub code in `Table.sdsstub`"
 
-    ```sds linenums="172"
+    ```sds linenums="178"
     @Pure
     @PythonName("add_columns")
+    @Category(DataScienceCategory.DataProcessingQTable)
     fun addColumns(
         columns: union<Column, List<Column>>
     ) -> newTable: Table
@@ -1155,9 +1197,10 @@ pipeline example {
 
 ??? quote "Stub code in `Table.sdsstub`"
 
-    ```sds linenums="194"
+    ```sds linenums="201"
     @Pure
     @PythonName("add_computed_column")
+    @Category(DataScienceCategory.DataProcessingQTable)
     fun addComputedColumn(
         name: String,
         computer: (row: Row) -> computedCell: Cell
@@ -1199,9 +1242,10 @@ pipeline example {
 
 ??? quote "Stub code in `Table.sdsstub`"
 
-    ```sds linenums="759"
+    ```sds linenums="788"
     @Pure
     @PythonName("add_table_as_columns")
+    @Category(DataScienceCategory.DataProcessingQTable)
     fun addTableAsColumns(
         other: Table
     ) -> newTable: Table
@@ -1242,9 +1286,10 @@ pipeline example {
 
 ??? quote "Stub code in `Table.sdsstub`"
 
-    ```sds linenums="785"
+    ```sds linenums="815"
     @Pure
     @PythonName("add_table_as_rows")
+    @Category(DataScienceCategory.DataProcessingQTable)
     fun addTableAsRows(
         other: Table
     ) -> newTable: Table
@@ -1297,9 +1342,10 @@ pipeline example {
 
 ??? quote "Stub code in `Table.sdsstub`"
 
-    ```sds linenums="478"
+    ```sds linenums="496"
     @Pure
     @PythonName("count_row_if")
+    @Category(DataScienceCategory.DataExplorationQGeneral)
     fun countRowIf(
         predicate: (cell: Row) -> satisfiesPredicate: Cell<Boolean?>,
         @PythonName("ignore_unknown") ignoreUnknown: Boolean = true,
@@ -1335,9 +1381,10 @@ pipeline example {
 
 ??? quote "Stub code in `Table.sdsstub`"
 
-    ```sds linenums="215"
+    ```sds linenums="223"
     @Pure
     @PythonName("get_column")
+    @Category(DataScienceCategory.UtilitiesQTable)
     fun getColumn(
         name: String
     ) -> column: Column
@@ -1371,9 +1418,10 @@ pipeline example {
 
 ??? quote "Stub code in `Table.sdsstub`"
 
-    ```sds linenums="234"
+    ```sds linenums="243"
     @Pure
     @PythonName("get_column_type")
+    @Category(DataScienceCategory.UtilitiesQTable)
     fun getColumnType(
         name: String
     ) -> type: DataType
@@ -1407,9 +1455,10 @@ pipeline example {
 
 ??? quote "Stub code in `Table.sdsstub`"
 
-    ```sds linenums="253"
+    ```sds linenums="263"
     @Pure
     @PythonName("has_column")
+    @Category(DataScienceCategory.UtilitiesQTable)
     fun hasColumn(
         name: String
     ) -> hasColumn: Boolean
@@ -1450,9 +1499,10 @@ pipeline example {
 
 ??? quote "Stub code in `Table.sdsstub`"
 
-    ```sds linenums="811"
+    ```sds linenums="842"
     @Pure
     @PythonName("inverse_transform_table")
+    @Category(DataScienceCategory.DataProcessingQTable)
     fun inverseTransformTable(
         @PythonName("fitted_transformer") fittedTransformer: InvertibleTableTransformer
     ) -> newTable: Table
@@ -1491,8 +1541,9 @@ pipeline example {
 
 ??? quote "Stub code in `Table.sdsstub`"
 
-    ```sds linenums="835"
+    ```sds linenums="867"
     @Pure
+    @Category(DataScienceCategory.DataProcessingQTable)
     fun join(
         @PythonName("right_table") rightTable: Table,
         @PythonName("left_names") leftNames: union<List<String>, String>,
@@ -1540,9 +1591,10 @@ pipeline example {
 
 ??? quote "Stub code in `Table.sdsstub`"
 
-    ```sds linenums="284"
+    ```sds linenums="295"
     @Pure
     @PythonName("remove_columns")
+    @Category(DataScienceCategory.DataProcessingQTable)
     fun removeColumns(
         names: union<List<String>, String>,
         @PythonName("ignore_unknown_names") ignoreUnknownNames: Boolean = false
@@ -1578,9 +1630,10 @@ pipeline example {
 
 ??? quote "Stub code in `Table.sdsstub`"
 
-    ```sds linenums="305"
+    ```sds linenums="317"
     @Pure
     @PythonName("remove_columns_except")
+    @Category(DataScienceCategory.DataProcessingQTable)
     fun removeColumnsExcept(
         names: union<List<String>, String>
     ) -> newTable: Table
@@ -1614,9 +1667,10 @@ pipeline example {
 
 ??? quote "Stub code in `Table.sdsstub`"
 
-    ```sds linenums="328"
+    ```sds linenums="341"
     @Pure
     @PythonName("remove_columns_with_missing_values")
+    @Category(DataScienceCategory.DataProcessingQTable)
     fun removeColumnsWithMissingValues() -> newTable: Table
     ```
     { data-search-exclude }
@@ -1645,9 +1699,10 @@ pipeline example {
 
 ??? quote "Stub code in `Table.sdsstub`"
 
-    ```sds linenums="499"
+    ```sds linenums="518"
     @Pure
     @PythonName("remove_duplicate_rows")
+    @Category(DataScienceCategory.DataProcessingQTable)
     fun removeDuplicateRows() -> newTable: Table
     ```
     { data-search-exclude }
@@ -1676,9 +1731,10 @@ pipeline example {
 
 ??? quote "Stub code in `Table.sdsstub`"
 
-    ```sds linenums="346"
+    ```sds linenums="360"
     @Pure
     @PythonName("remove_non_numeric_columns")
+    @Category(DataScienceCategory.DataProcessingQTable)
     fun removeNonNumericColumns() -> newTable: Table
     ```
     { data-search-exclude }
@@ -1713,9 +1769,10 @@ pipeline example {
 
 ??? quote "Stub code in `Table.sdsstub`"
 
-    ```sds linenums="519"
+    ```sds linenums="539"
     @Pure
     @PythonName("remove_rows")
+    @Category(DataScienceCategory.DataProcessingQTable)
     fun removeRows(
         query: (row: Row) -> shouldRemoveRow: Cell<Boolean>
     ) -> newTable: Table
@@ -1753,9 +1810,10 @@ pipeline example {
 
 ??? quote "Stub code in `Table.sdsstub`"
 
-    ```sds linenums="542"
+    ```sds linenums="563"
     @Pure
     @PythonName("remove_rows_by_column")
+    @Category(DataScienceCategory.DataProcessingQTable)
     fun removeRowsByColumn(
         name: String,
         query: (cell: Cell) -> shouldRemoveRow: Cell<Boolean>
@@ -1793,9 +1851,10 @@ pipeline example {
 
 ??? quote "Stub code in `Table.sdsstub`"
 
-    ```sds linenums="565"
+    ```sds linenums="587"
     @Pure
     @PythonName("remove_rows_with_missing_values")
+    @Category(DataScienceCategory.DataProcessingQTable)
     fun removeRowsWithMissingValues(
         @PythonName("column_names") columnNames: List<String>? = null
     ) -> newTable: Table
@@ -1849,9 +1908,10 @@ pipeline example {
 
 ??? quote "Stub code in `Table.sdsstub`"
 
-    ```sds linenums="604"
+    ```sds linenums="627"
     @Pure
     @PythonName("remove_rows_with_outliers")
+    @Category(DataScienceCategory.DataProcessingQTable)
     fun removeRowsWithOutliers(
         @PythonName("column_names") columnNames: List<String>? = null,
         @PythonName("z_score_threshold") zScoreThreshold: Float = 3.0
@@ -1890,9 +1950,10 @@ pipeline example {
 
 ??? quote "Stub code in `Table.sdsstub`"
 
-    ```sds linenums="367"
+    ```sds linenums="382"
     @Pure
     @PythonName("rename_column")
+    @Category(DataScienceCategory.DataProcessingQTable)
     fun renameColumn(
         @PythonName("old_name") oldName: String,
         @PythonName("new_name") newName: String
@@ -1955,9 +2016,10 @@ pipeline example {
 
 ??? quote "Stub code in `Table.sdsstub`"
 
-    ```sds linenums="415"
+    ```sds linenums="431"
     @Pure
     @PythonName("replace_column")
+    @Category(DataScienceCategory.DataProcessingQTable)
     fun replaceColumn(
         @PythonName("old_name") oldName: String,
         @PythonName("new_columns") newColumns: union<Column, List<Column>, Table>
@@ -1989,9 +2051,10 @@ pipeline example {
 
 ??? quote "Stub code in `Table.sdsstub`"
 
-    ```sds linenums="625"
+    ```sds linenums="649"
     @Pure
     @PythonName("shuffle_rows")
+    @Category(DataScienceCategory.DataProcessingQTable)
     fun shuffleRows() -> newTable: Table
     ```
     { data-search-exclude }
@@ -2034,9 +2097,10 @@ pipeline example {
 
 ??? quote "Stub code in `Table.sdsstub`"
 
-    ```sds linenums="654"
+    ```sds linenums="679"
     @Pure
     @PythonName("slice_rows")
+    @Category(DataScienceCategory.DataProcessingQTable)
     fun sliceRows(
         start: Int = 0,
         length: Int? = null
@@ -2075,9 +2139,10 @@ pipeline example {
 
 ??? quote "Stub code in `Table.sdsstub`"
 
-    ```sds linenums="678"
+    ```sds linenums="704"
     @Pure
     @PythonName("sort_rows")
+    @Category(DataScienceCategory.DataProcessingQTable)
     fun sortRows(
         @PythonName("key_selector") keySelector: (row: Row) -> key: Cell,
         descending: Boolean = false
@@ -2116,9 +2181,10 @@ pipeline example {
 
 ??? quote "Stub code in `Table.sdsstub`"
 
-    ```sds linenums="702"
+    ```sds linenums="729"
     @Pure
     @PythonName("sort_rows_by_column")
+    @Category(DataScienceCategory.DataProcessingQTable)
     fun sortRowsByColumn(
         name: String,
         descending: Boolean = false
@@ -2163,9 +2229,10 @@ pipeline example {
 
 ??? quote "Stub code in `Table.sdsstub`"
 
-    ```sds linenums="732"
+    ```sds linenums="760"
     @Pure
     @PythonName("split_rows")
+    @Category(DataScienceCategory.DataProcessingQTable)
     fun splitRows(
         @PythonName("percentage_in_first") percentageInFirst: Float,
         shuffle: Boolean = true
@@ -2194,9 +2261,10 @@ pipeline example {
 
 ??? quote "Stub code in `Table.sdsstub`"
 
-    ```sds linenums="880"
+    ```sds linenums="914"
     @Pure
     @PythonName("summarize_statistics")
+    @Category(DataScienceCategory.DataExplorationQMetric)
     fun summarizeStatistics() -> statistics: Table
     ```
     { data-search-exclude }
@@ -2222,9 +2290,10 @@ pipeline example {
 
 ??? quote "Stub code in `Table.sdsstub`"
 
-    ```sds linenums="895"
+    ```sds linenums="930"
     @Pure
     @PythonName("to_columns")
+    @Category(DataScienceCategory.UtilitiesQConversion)
     fun toColumns() -> columns: List<Column>
     ```
     { data-search-exclude }
@@ -2253,9 +2322,10 @@ pipeline example {
 
 ??? quote "Stub code in `Table.sdsstub`"
 
-    ```sds linenums="913"
+    ```sds linenums="949"
     @Impure([ImpurityReason.FileWriteToParameterizedPath("path")])
     @PythonName("to_csv_file")
+    @Category(DataScienceCategory.DataExport)
     fun toCsvFile(
         path: String
     )
@@ -2288,9 +2358,10 @@ pipeline example {
 
 ??? quote "Stub code in `Table.sdsstub`"
 
-    ```sds linenums="951"
+    ```sds linenums="989"
     @Impure([ImpurityReason.FileWriteToParameterizedPath("path")])
     @PythonName("to_json_file")
+    @Category(DataScienceCategory.DataExport)
     fun toJsonFile(
         path: String
     )
@@ -2319,9 +2390,10 @@ pipeline example {
 
 ??? quote "Stub code in `Table.sdsstub`"
 
-    ```sds linenums="931"
+    ```sds linenums="968"
     @Pure
     @PythonName("to_dict")
+    @Category(DataScienceCategory.UtilitiesQConversion)
     fun toMap() -> map: Map<String, List<Any>>
     ```
     { data-search-exclude }
@@ -2350,9 +2422,10 @@ pipeline example {
 
 ??? quote "Stub code in `Table.sdsstub`"
 
-    ```sds linenums="971"
+    ```sds linenums="1010"
     @Impure([ImpurityReason.FileWriteToParameterizedPath("path")])
     @PythonName("to_parquet_file")
+    @Category(DataScienceCategory.DataExport)
     fun toParquetFile(
         path: String
     )
@@ -2401,9 +2474,10 @@ pipeline example {
 
 ??? quote "Stub code in `Table.sdsstub`"
 
-    ```sds linenums="1006"
+    ```sds linenums="1046"
     @Pure
     @PythonName("to_tabular_dataset")
+    @Category(DataScienceCategory.UtilitiesQConversion)
     fun toTabularDataset(
         @PythonName("target_name") targetName: String,
         @PythonName("extra_names") extraNames: List<String>? = null
@@ -2450,9 +2524,10 @@ pipeline example {
 
 ??? quote "Stub code in `Table.sdsstub`"
 
-    ```sds linenums="1039"
+    ```sds linenums="1080"
     @Pure
     @PythonName("to_time_series_dataset")
+    @Category(DataScienceCategory.UtilitiesQConversion)
     fun toTimeSeriesDataset(
         @PythonName("target_name") targetName: String,
         @PythonName("window_size") windowSize: Int,
@@ -2494,9 +2569,10 @@ pipeline example {
 
 ??? quote "Stub code in `Table.sdsstub`"
 
-    ```sds linenums="439"
+    ```sds linenums="456"
     @Pure
     @PythonName("transform_column")
+    @Category(DataScienceCategory.DataProcessingQTable)
     fun transformColumn(
         name: String,
         transformer: (cell: Cell) -> transformedCell: Cell
@@ -2538,9 +2614,10 @@ pipeline example {
 
 ??? quote "Stub code in `Table.sdsstub`"
 
-    ```sds linenums="863"
+    ```sds linenums="896"
     @Pure
     @PythonName("transform_table")
+    @Category(DataScienceCategory.DataProcessingQTable)
     fun transformTable(
         @PythonName("fitted_transformer") fittedTransformer: TableTransformer
     ) -> newTable: Table
@@ -2575,9 +2652,10 @@ pipeline example {
 
 ??? quote "Stub code in `Table.sdsstub`"
 
-    ```sds linenums="72"
+    ```sds linenums="73"
     @Pure
     @PythonName("from_columns")
+    @Category(DataScienceCategory.UtilitiesQConversion)
     static fun fromColumns(
         columns: union<Column, List<Column>>
     ) -> table: Table
@@ -2611,9 +2689,10 @@ pipeline example {
 
 ??? quote "Stub code in `Table.sdsstub`"
 
-    ```sds linenums="91"
+    ```sds linenums="93"
     @Impure([ImpurityReason.FileReadFromParameterizedPath("path")])
     @PythonName("from_csv_file")
+    @Category(DataScienceCategory.DataImport)
     static fun fromCsvFile(
         path: String,
         separator: String = ","
@@ -2647,9 +2726,10 @@ pipeline example {
 
 ??? quote "Stub code in `Table.sdsstub`"
 
-    ```sds linenums="129"
+    ```sds linenums="133"
     @Impure([ImpurityReason.FileReadFromParameterizedPath("path")])
     @PythonName("from_json_file")
+    @Category(DataScienceCategory.DataImport)
     static fun fromJsonFile(
         path: String
     ) -> table: Table
@@ -2683,9 +2763,10 @@ pipeline example {
 
 ??? quote "Stub code in `Table.sdsstub`"
 
-    ```sds linenums="111"
+    ```sds linenums="114"
     @Pure
     @PythonName("from_dict")
+    @Category(DataScienceCategory.DataImport)
     static fun fromMap(
         data: Map<String, List<Any>>
     ) -> table: Table
@@ -2718,9 +2799,10 @@ pipeline example {
 
 ??? quote "Stub code in `Table.sdsstub`"
 
-    ```sds linenums="147"
+    ```sds linenums="152"
     @Impure([ImpurityReason.FileReadFromParameterizedPath("path")])
     @PythonName("from_parquet_file")
+    @Category(DataScienceCategory.DataImport)
     static fun fromParquetFile(
         path: String
     ) -> table: Table
diff --git a/docs/api/safeds/data/tabular/plotting/ColumnPlotter.md b/docs/api/safeds/data/tabular/plotting/ColumnPlotter.md
index e6ce8815f..c3649f1c4 100644
--- a/docs/api/safeds/data/tabular/plotting/ColumnPlotter.md
+++ b/docs/api/safeds/data/tabular/plotting/ColumnPlotter.md
@@ -21,7 +21,7 @@ pipeline example {
 
 ??? quote "Stub code in `ColumnPlotter.sdsstub`"
 
-    ```sds linenums="16"
+    ```sds linenums="17"
     class ColumnPlotter(
         column: Column<Any>
     ) {
@@ -40,6 +40,7 @@ pipeline example {
          */
         @Pure
         @PythonName("box_plot")
+        @Category(DataScienceCategory.DataExplorationQVisualization)
         fun boxPlot(
             theme: literal<"dark", "light"> = "light"
         ) -> plot: Image
@@ -59,6 +60,7 @@ pipeline example {
          */
         @Pure
         @PythonName("violin_plot")
+        @Category(DataScienceCategory.DataExplorationQVisualization)
         fun violinPlot(
             theme: literal<"dark", "light"> = "light"
         ) -> plot: Image
@@ -78,6 +80,7 @@ pipeline example {
          * }
          */
         @Pure
+        @Category(DataScienceCategory.DataExplorationQVisualization)
         fun histogram(
             @PythonName("max_bin_count") const maxBinCount: Int = 10,
             theme: literal<"dark", "light"> = "light"
@@ -101,6 +104,7 @@ pipeline example {
          */
         @Pure
         @PythonName("lag_plot")
+        @Category(DataScienceCategory.DataExplorationQVisualization)
         fun lagPlot(
             lag: Int,
             theme: literal<"dark", "light"> = "light"
@@ -136,9 +140,10 @@ pipeline example {
 
 ??? quote "Stub code in `ColumnPlotter.sdsstub`"
 
-    ```sds linenums="32"
+    ```sds linenums="33"
     @Pure
     @PythonName("box_plot")
+    @Category(DataScienceCategory.DataExplorationQVisualization)
     fun boxPlot(
         theme: literal<"dark", "light"> = "light"
     ) -> plot: Image
@@ -173,8 +178,9 @@ pipeline example {
 
 ??? quote "Stub code in `ColumnPlotter.sdsstub`"
 
-    ```sds linenums="71"
+    ```sds linenums="74"
     @Pure
+    @Category(DataScienceCategory.DataExplorationQVisualization)
     fun histogram(
         @PythonName("max_bin_count") const maxBinCount: Int = 10,
         theme: literal<"dark", "light"> = "light"
@@ -212,9 +218,10 @@ pipeline example {
 
 ??? quote "Stub code in `ColumnPlotter.sdsstub`"
 
-    ```sds linenums="93"
+    ```sds linenums="97"
     @Pure
     @PythonName("lag_plot")
+    @Category(DataScienceCategory.DataExplorationQVisualization)
     fun lagPlot(
         lag: Int,
         theme: literal<"dark", "light"> = "light"
@@ -249,9 +256,10 @@ pipeline example {
 
 ??? quote "Stub code in `ColumnPlotter.sdsstub`"
 
-    ```sds linenums="51"
+    ```sds linenums="53"
     @Pure
     @PythonName("violin_plot")
+    @Category(DataScienceCategory.DataExplorationQVisualization)
     fun violinPlot(
         theme: literal<"dark", "light"> = "light"
     ) -> plot: Image
diff --git a/docs/api/safeds/data/tabular/plotting/TablePlotter.md b/docs/api/safeds/data/tabular/plotting/TablePlotter.md
index 58e9d4618..60c63d23e 100644
--- a/docs/api/safeds/data/tabular/plotting/TablePlotter.md
+++ b/docs/api/safeds/data/tabular/plotting/TablePlotter.md
@@ -21,7 +21,7 @@ pipeline example {
 
 ??? quote "Stub code in `TablePlotter.sdsstub`"
 
-    ```sds linenums="17"
+    ```sds linenums="18"
     class TablePlotter(
         table: Table
     ) {
@@ -40,6 +40,7 @@ pipeline example {
          */
         @Pure
         @PythonName("box_plots")
+        @Category(DataScienceCategory.DataExplorationQVisualization)
         fun boxPlots(
             theme: literal<"dark", "light"> = "light"
         ) -> plot: Image
@@ -59,6 +60,7 @@ pipeline example {
          */
         @Pure
         @PythonName("violin_plots")
+        @Category(DataScienceCategory.DataExplorationQVisualization)
         fun violinPlots(
             theme: literal<"dark", "light"> = "light"
         ) -> plot: Image
@@ -78,6 +80,7 @@ pipeline example {
          */
         @Pure
         @PythonName("correlation_heatmap")
+        @Category(DataScienceCategory.DataExplorationQVisualization)
         fun correlationHeatmap(
             theme: literal<"dark", "light"> = "light"
         ) -> plot: Image
@@ -97,6 +100,7 @@ pipeline example {
          * }
          */
         @Pure
+        @Category(DataScienceCategory.DataExplorationQVisualization)
         fun histograms(
             @PythonName("max_bin_count") const maxBinCount: Int = 10,
             theme: literal<"dark", "light"> = "light"
@@ -127,6 +131,7 @@ pipeline example {
          */
         @Pure
         @PythonName("line_plot")
+        @Category(DataScienceCategory.DataExplorationQVisualization)
         fun linePlot(
             @PythonName("x_name") xName: String,
             @PythonName("y_names") yNames: List<String>,
@@ -156,6 +161,7 @@ pipeline example {
          */
         @Pure
         @PythonName("scatter_plot")
+        @Category(DataScienceCategory.DataExplorationQVisualization)
         fun scatterPlot(
             @PythonName("x_name") xName: String,
             @PythonName("y_names") yNames: List<String>,
@@ -185,6 +191,7 @@ pipeline example {
          */
         @Pure
         @PythonName("moving_average_plot")
+        @Category(DataScienceCategory.DataExplorationQVisualization)
         fun movingAveragePlot(
             @PythonName("x_name") xName: String,
             @PythonName("y_name") yName: String,
@@ -216,6 +223,7 @@ pipeline example {
          */
         @Pure
         @PythonName("histogram_2d")
+        @Category(DataScienceCategory.DataExplorationQVisualization)
         fun histogram2d(
             @PythonName("x_name") xName: String,
             @PythonName("y_name") yName: String,
@@ -254,9 +262,10 @@ pipeline example {
 
 ??? quote "Stub code in `TablePlotter.sdsstub`"
 
-    ```sds linenums="33"
+    ```sds linenums="34"
     @Pure
     @PythonName("box_plots")
+    @Category(DataScienceCategory.DataExplorationQVisualization)
     fun boxPlots(
         theme: literal<"dark", "light"> = "light"
     ) -> plot: Image
@@ -290,9 +299,10 @@ pipeline example {
 
 ??? quote "Stub code in `TablePlotter.sdsstub`"
 
-    ```sds linenums="71"
+    ```sds linenums="74"
     @Pure
     @PythonName("correlation_heatmap")
+    @Category(DataScienceCategory.DataExplorationQVisualization)
     fun correlationHeatmap(
         theme: literal<"dark", "light"> = "light"
     ) -> plot: Image
@@ -335,9 +345,10 @@ pipeline example {
 
 ??? quote "Stub code in `TablePlotter.sdsstub`"
 
-    ```sds linenums="209"
+    ```sds linenums="217"
     @Pure
     @PythonName("histogram_2d")
+    @Category(DataScienceCategory.DataExplorationQVisualization)
     fun histogram2d(
         @PythonName("x_name") xName: String,
         @PythonName("y_name") yName: String,
@@ -376,8 +387,9 @@ pipeline example {
 
 ??? quote "Stub code in `TablePlotter.sdsstub`"
 
-    ```sds linenums="91"
+    ```sds linenums="95"
     @Pure
+    @Category(DataScienceCategory.DataExplorationQVisualization)
     fun histograms(
         @PythonName("max_bin_count") const maxBinCount: Int = 10,
         theme: literal<"dark", "light"> = "light"
@@ -422,9 +434,10 @@ pipeline example {
 
 ??? quote "Stub code in `TablePlotter.sdsstub`"
 
-    ```sds linenums="120"
+    ```sds linenums="125"
     @Pure
     @PythonName("line_plot")
+    @Category(DataScienceCategory.DataExplorationQVisualization)
     fun linePlot(
         @PythonName("x_name") xName: String,
         @PythonName("y_names") yNames: List<String>,
@@ -469,9 +482,10 @@ pipeline example {
 
 ??? quote "Stub code in `TablePlotter.sdsstub`"
 
-    ```sds linenums="178"
+    ```sds linenums="185"
     @Pure
     @PythonName("moving_average_plot")
+    @Category(DataScienceCategory.DataExplorationQVisualization)
     fun movingAveragePlot(
         @PythonName("x_name") xName: String,
         @PythonName("y_name") yName: String,
@@ -515,9 +529,10 @@ pipeline example {
 
 ??? quote "Stub code in `TablePlotter.sdsstub`"
 
-    ```sds linenums="149"
+    ```sds linenums="155"
     @Pure
     @PythonName("scatter_plot")
+    @Category(DataScienceCategory.DataExplorationQVisualization)
     fun scatterPlot(
         @PythonName("x_name") xName: String,
         @PythonName("y_names") yNames: List<String>,
@@ -553,9 +568,10 @@ pipeline example {
 
 ??? quote "Stub code in `TablePlotter.sdsstub`"
 
-    ```sds linenums="52"
+    ```sds linenums="54"
     @Pure
     @PythonName("violin_plots")
+    @Category(DataScienceCategory.DataExplorationQVisualization)
     fun violinPlots(
         theme: literal<"dark", "light"> = "light"
     ) -> plot: Image
diff --git a/docs/api/safeds/data/tabular/transformation/FunctionalTableTransformer.md b/docs/api/safeds/data/tabular/transformation/FunctionalTableTransformer.md
index 0a8769470..168b48188 100644
--- a/docs/api/safeds/data/tabular/transformation/FunctionalTableTransformer.md
+++ b/docs/api/safeds/data/tabular/transformation/FunctionalTableTransformer.md
@@ -26,6 +26,7 @@ Wraps a callable so that it conforms to the TableTransformer interface.
          * @result fittedTransformer Returns self, because this transformer is always fitted.
          */
         @Pure
+        @Category(DataScienceCategory.DataProcessingQTransformer)
         fun fit(
             table: Table
         ) -> fittedTransformer: FunctionalTableTransformer
@@ -40,6 +41,7 @@ Wraps a callable so that it conforms to the TableTransformer interface.
          */
         @Pure
         @PythonName("fit_and_transform")
+        @Category(DataScienceCategory.DataProcessingQTransformer)
         fun fitAndTransform(
             table: Table
         ) -> (fittedTransformer: FunctionalTableTransformer, transformedTable: Table)
@@ -73,6 +75,7 @@ Whether the transformer is fitted.
 
     ```sds linenums="21"
     @Pure
+    @Category(DataScienceCategory.DataProcessingQTransformer)
     fun fit(
         table: Table
     ) -> fittedTransformer: FunctionalTableTransformer
@@ -98,9 +101,10 @@ Whether the transformer is fitted.
 
 ??? quote "Stub code in `FunctionalTableTransformer.sdsstub`"
 
-    ```sds linenums="34"
+    ```sds linenums="35"
     @Pure
     @PythonName("fit_and_transform")
+    @Category(DataScienceCategory.DataProcessingQTransformer)
     fun fitAndTransform(
         table: Table
     ) -> (fittedTransformer: FunctionalTableTransformer, transformedTable: Table)
diff --git a/docs/api/safeds/data/tabular/transformation/KNearestNeighborsImputer.md b/docs/api/safeds/data/tabular/transformation/KNearestNeighborsImputer.md
index 48f6e43c5..684a51599 100644
--- a/docs/api/safeds/data/tabular/transformation/KNearestNeighborsImputer.md
+++ b/docs/api/safeds/data/tabular/transformation/KNearestNeighborsImputer.md
@@ -41,6 +41,7 @@ The KNearestNeighborsImputer replaces missing values in given Columns with the m
          * @result fittedTransformer The fitted transformer.
          */
         @Pure
+        @Category(DataScienceCategory.DataProcessingQTransformer)
         fun fit(
             table: Table
         ) -> fittedTransformer: KNearestNeighborsImputer
@@ -57,6 +58,7 @@ The KNearestNeighborsImputer replaces missing values in given Columns with the m
          */
         @Pure
         @PythonName("fit_and_transform")
+        @Category(DataScienceCategory.DataProcessingQTransformer)
         fun fitAndTransform(
             table: Table
         ) -> (fittedTransformer: KNearestNeighborsImputer, transformedTable: Table)
@@ -104,6 +106,7 @@ Learn a transformation for a set of columns in a table.
 
     ```sds linenums="36"
     @Pure
+    @Category(DataScienceCategory.DataProcessingQTransformer)
     fun fit(
         table: Table
     ) -> fittedTransformer: KNearestNeighborsImputer
@@ -131,9 +134,10 @@ Learn a transformation for a set of columns in a table and apply the learned tra
 
 ??? quote "Stub code in `KNearestNeighborsImputer.sdsstub`"
 
-    ```sds linenums="51"
+    ```sds linenums="52"
     @Pure
     @PythonName("fit_and_transform")
+    @Category(DataScienceCategory.DataProcessingQTransformer)
     fun fitAndTransform(
         table: Table
     ) -> (fittedTransformer: KNearestNeighborsImputer, transformedTable: Table)
diff --git a/docs/api/safeds/data/tabular/transformation/OneHotEncoder.md b/docs/api/safeds/data/tabular/transformation/OneHotEncoder.md
index 3b6b103ab..ffe5f8be5 100644
--- a/docs/api/safeds/data/tabular/transformation/OneHotEncoder.md
+++ b/docs/api/safeds/data/tabular/transformation/OneHotEncoder.md
@@ -71,6 +71,7 @@ pipeline example {
          * @result fittedTransformer The fitted transformer.
          */
         @Pure
+        @Category(DataScienceCategory.DataProcessingQTransformer)
         fun fit(
             table: Table
         ) -> fittedTransformer: OneHotEncoder
@@ -87,6 +88,7 @@ pipeline example {
          */
         @Pure
         @PythonName("fit_and_transform")
+        @Category(DataScienceCategory.DataProcessingQTransformer)
         fun fitAndTransform(
             table: Table
         ) -> (fittedTransformer: OneHotEncoder, transformedTable: Table)
@@ -128,6 +130,7 @@ This transformer is not modified.
 
     ```sds linenums="63"
     @Pure
+    @Category(DataScienceCategory.DataProcessingQTransformer)
     fun fit(
         table: Table
     ) -> fittedTransformer: OneHotEncoder
@@ -155,9 +158,10 @@ Learn a transformation for a set of columns in a table and apply the learned tra
 
 ??? quote "Stub code in `OneHotEncoder.sdsstub`"
 
-    ```sds linenums="78"
+    ```sds linenums="79"
     @Pure
     @PythonName("fit_and_transform")
+    @Category(DataScienceCategory.DataProcessingQTransformer)
     fun fitAndTransform(
         table: Table
     ) -> (fittedTransformer: OneHotEncoder, transformedTable: Table)
diff --git a/docs/api/safeds/data/tabular/typing/Schema.md b/docs/api/safeds/data/tabular/typing/Schema.md
index 79e2b4213..0cbec5ba9 100644
--- a/docs/api/safeds/data/tabular/typing/Schema.md
+++ b/docs/api/safeds/data/tabular/typing/Schema.md
@@ -28,7 +28,7 @@ The schema of a row or table.
          * @example
          * pipeline example {
          *     val table = Table({"A": [1, 2, 3], "B": ["a", "b", "c"]});
-         *     val type = table.^schema.getColumnType("A");
+         *     val type = table.schema.getColumnType("A");
          * }
          */
         @Pure
@@ -47,13 +47,13 @@ The schema of a row or table.
          * @example
          * pipeline example {
          *     val table = Table({"A": [1, 2, 3], "B": ["a", "b", "c"]});
-         *     val contains = table.^schema.hasColumn("A"); // true
+         *     val contains = table.schema.hasColumn("A"); // true
          * }
          *
          * @example
          * pipeline example {
          *     val table = Table({"A": [1, 2, 3], "B": ["a", "b", "c"]});
-         *     val contains = table.^schema.hasColumn("C"); // false
+         *     val contains = table.schema.hasColumn("C"); // false
          * }
          */
         @Pure
@@ -70,7 +70,7 @@ The schema of a row or table.
          * @example
          * pipeline example {
          *     val table = Table({"A": [1, 2, 3], "B": ["a", "b", "c"]});
-         *     val map = table.^schema.toMap();
+         *     val map = table.schema.toMap();
          * }
          */
         @Pure
@@ -107,7 +107,7 @@ Return the type of the given column.
 ```sds hl_lines="3"
 pipeline example {
     val table = Table({"A": [1, 2, 3], "B": ["a", "b", "c"]});
-    val type = table.^schema.getColumnType("A");
+    val type = table.schema.getColumnType("A");
 }
 ```
 
@@ -143,13 +143,13 @@ Return whether the schema contains a given column.
 ```sds hl_lines="3"
 pipeline example {
     val table = Table({"A": [1, 2, 3], "B": ["a", "b", "c"]});
-    val contains = table.^schema.hasColumn("A"); // true
+    val contains = table.schema.hasColumn("A"); // true
 }
 ```
 ```sds hl_lines="3"
 pipeline example {
     val table = Table({"A": [1, 2, 3], "B": ["a", "b", "c"]});
-    val contains = table.^schema.hasColumn("C"); // false
+    val contains = table.schema.hasColumn("C"); // false
 }
 ```
 
@@ -179,7 +179,7 @@ Return a dictionary that maps column names to column types.
 ```sds hl_lines="3"
 pipeline example {
     val table = Table({"A": [1, 2, 3], "B": ["a", "b", "c"]});
-    val map = table.^schema.toMap();
+    val map = table.schema.toMap();
 }
 ```
 
diff --git a/docs/api/safeds/lang/AnnotationTarget.md b/docs/api/safeds/lang/AnnotationTarget.md
index c963a3fa0..3f3da1085 100644
--- a/docs/api/safeds/lang/AnnotationTarget.md
+++ b/docs/api/safeds/lang/AnnotationTarget.md
@@ -59,11 +59,6 @@ The declaration types that can be targeted by annotations.
          */
         Result
 
-        /**
-         * The annotation can be called on schemas.
-         */
-        Schema
-
         /**
          * The annotation can be called on segments.
          */
@@ -117,10 +112,6 @@ The annotation can be called on pipelines.
 
 The annotation can be called on results.
 
-## <code class="doc-symbol doc-symbol-variant"></code> `Schema` {#safeds.lang.AnnotationTarget.Schema data-toc-label='[variant] Schema'}
-
-The annotation can be called on schemas.
-
 ## <code class="doc-symbol doc-symbol-variant"></code> `Segment` {#safeds.lang.AnnotationTarget.Segment data-toc-label='[variant] Segment'}
 
 The annotation can be called on segments.
diff --git a/docs/api/safeds/lang/DataScienceCategory.md b/docs/api/safeds/lang/DataScienceCategory.md
index fd70dfed8..d07103674 100644
--- a/docs/api/safeds/lang/DataScienceCategory.md
+++ b/docs/api/safeds/lang/DataScienceCategory.md
@@ -3,48 +3,80 @@
 # :test_tube:{ title="Experimental" } <code class="doc-symbol doc-symbol-enum"></code> `DataScienceCategory` {#safeds.lang.DataScienceCategory data-toc-label='[enum] DataScienceCategory'}
 
 A step in the data science process.
+The letter "Q" is used as a separator for subcategories.
 
 ??? quote "Stub code in `ideIntegration.sdsstub`"
 
-    ```sds linenums="26"
+    ```sds linenums="27"
     enum DataScienceCategory {
+        /**
+         * Basic building blocks.
+         */
+        BasicElement
+
         /**
          * Load your data into the program.
          */
         DataImport
 
         /**
-         * Prepare your data for analysis.
+         * Save your data for later use.
          */
-        DataPreparation
+        DataExport
 
-        /**
+         /**
          * Explore your data.
          */
-        DataExploration
+        DataExplorationQMetric
+        DataExplorationQVisualization
+        DataExplorationQGeneral
 
         /**
-         * Save your data for later use.
+         * Prepare your data for analysis.
          */
-        DataExport
+        DataProcessingQColumn
+        DataProcessingQTable
+        DataProcessingQImage
+        DataProcessingQImageList
+        DataProcessingQTransformer
 
         /**
          * Configure a model and train it on your data.
          */
-        Modeling
+        ModelingQGeneral
+        ModelingQClassicalClassification
+        ModelingQClassicalRegression
+        ModelingQNeuralNetwork
 
         /**
          * Evaluate the performance of your model.
          */
-        ModelEvaluation
+        ModelEvaluationQMetric
+        ModelEvaluationQVisualization
+
+        /**
+         * Utility terms for general use and lambda functions.
+         */
+        UtilitiesQConversion
+        UtilitiesQTable
+        UtilitiesQImage
+        UtilitiesQString
     }
     ```
     { data-search-exclude }
 
-## <code class="doc-symbol doc-symbol-variant"></code> `DataExploration` {#safeds.lang.DataScienceCategory.DataExploration data-toc-label='[variant] DataExploration'}
+## <code class="doc-symbol doc-symbol-variant"></code> `BasicElement` {#safeds.lang.DataScienceCategory.BasicElement data-toc-label='[variant] BasicElement'}
+
+Basic building blocks.
+
+## <code class="doc-symbol doc-symbol-variant"></code> `DataExplorationQGeneral` {#safeds.lang.DataScienceCategory.DataExplorationQGeneral data-toc-label='[variant] DataExplorationQGeneral'}
+
+## <code class="doc-symbol doc-symbol-variant"></code> `DataExplorationQMetric` {#safeds.lang.DataScienceCategory.DataExplorationQMetric data-toc-label='[variant] DataExplorationQMetric'}
 
 Explore your data.
 
+## <code class="doc-symbol doc-symbol-variant"></code> `DataExplorationQVisualization` {#safeds.lang.DataScienceCategory.DataExplorationQVisualization data-toc-label='[variant] DataExplorationQVisualization'}
+
 ## <code class="doc-symbol doc-symbol-variant"></code> `DataExport` {#safeds.lang.DataScienceCategory.DataExport data-toc-label='[variant] DataExport'}
 
 Save your data for later use.
@@ -53,14 +85,40 @@ Save your data for later use.
 
 Load your data into the program.
 
-## <code class="doc-symbol doc-symbol-variant"></code> `DataPreparation` {#safeds.lang.DataScienceCategory.DataPreparation data-toc-label='[variant] DataPreparation'}
+## <code class="doc-symbol doc-symbol-variant"></code> `DataProcessingQColumn` {#safeds.lang.DataScienceCategory.DataProcessingQColumn data-toc-label='[variant] DataProcessingQColumn'}
 
 Prepare your data for analysis.
 
-## <code class="doc-symbol doc-symbol-variant"></code> `ModelEvaluation` {#safeds.lang.DataScienceCategory.ModelEvaluation data-toc-label='[variant] ModelEvaluation'}
+## <code class="doc-symbol doc-symbol-variant"></code> `DataProcessingQImage` {#safeds.lang.DataScienceCategory.DataProcessingQImage data-toc-label='[variant] DataProcessingQImage'}
+
+## <code class="doc-symbol doc-symbol-variant"></code> `DataProcessingQImageList` {#safeds.lang.DataScienceCategory.DataProcessingQImageList data-toc-label='[variant] DataProcessingQImageList'}
+
+## <code class="doc-symbol doc-symbol-variant"></code> `DataProcessingQTable` {#safeds.lang.DataScienceCategory.DataProcessingQTable data-toc-label='[variant] DataProcessingQTable'}
+
+## <code class="doc-symbol doc-symbol-variant"></code> `DataProcessingQTransformer` {#safeds.lang.DataScienceCategory.DataProcessingQTransformer data-toc-label='[variant] DataProcessingQTransformer'}
+
+## <code class="doc-symbol doc-symbol-variant"></code> `ModelEvaluationQMetric` {#safeds.lang.DataScienceCategory.ModelEvaluationQMetric data-toc-label='[variant] ModelEvaluationQMetric'}
 
 Evaluate the performance of your model.
 
-## <code class="doc-symbol doc-symbol-variant"></code> `Modeling` {#safeds.lang.DataScienceCategory.Modeling data-toc-label='[variant] Modeling'}
+## <code class="doc-symbol doc-symbol-variant"></code> `ModelEvaluationQVisualization` {#safeds.lang.DataScienceCategory.ModelEvaluationQVisualization data-toc-label='[variant] ModelEvaluationQVisualization'}
+
+## <code class="doc-symbol doc-symbol-variant"></code> `ModelingQClassicalClassification` {#safeds.lang.DataScienceCategory.ModelingQClassicalClassification data-toc-label='[variant] ModelingQClassicalClassification'}
+
+## <code class="doc-symbol doc-symbol-variant"></code> `ModelingQClassicalRegression` {#safeds.lang.DataScienceCategory.ModelingQClassicalRegression data-toc-label='[variant] ModelingQClassicalRegression'}
+
+## <code class="doc-symbol doc-symbol-variant"></code> `ModelingQGeneral` {#safeds.lang.DataScienceCategory.ModelingQGeneral data-toc-label='[variant] ModelingQGeneral'}
 
 Configure a model and train it on your data.
+
+## <code class="doc-symbol doc-symbol-variant"></code> `ModelingQNeuralNetwork` {#safeds.lang.DataScienceCategory.ModelingQNeuralNetwork data-toc-label='[variant] ModelingQNeuralNetwork'}
+
+## <code class="doc-symbol doc-symbol-variant"></code> `UtilitiesQConversion` {#safeds.lang.DataScienceCategory.UtilitiesQConversion data-toc-label='[variant] UtilitiesQConversion'}
+
+Utility terms for general use and lambda functions.
+
+## <code class="doc-symbol doc-symbol-variant"></code> `UtilitiesQImage` {#safeds.lang.DataScienceCategory.UtilitiesQImage data-toc-label='[variant] UtilitiesQImage'}
+
+## <code class="doc-symbol doc-symbol-variant"></code> `UtilitiesQString` {#safeds.lang.DataScienceCategory.UtilitiesQString data-toc-label='[variant] UtilitiesQString'}
+
+## <code class="doc-symbol doc-symbol-variant"></code> `UtilitiesQTable` {#safeds.lang.DataScienceCategory.UtilitiesQTable data-toc-label='[variant] UtilitiesQTable'}
diff --git a/docs/api/safeds/lang/Deprecated.md b/docs/api/safeds/lang/Deprecated.md
index b1a41fe7e..213ad5394 100644
--- a/docs/api/safeds/lang/Deprecated.md
+++ b/docs/api/safeds/lang/Deprecated.md
@@ -23,12 +23,11 @@ The declaration should no longer be used.
 - `Function`
 - `Parameter`
 - `Result`
-- `Schema`
 - `Segment`
 
 ??? quote "Stub code in `maturity.sdsstub`"
 
-    ```sds linenums="23"
+    ```sds linenums="22"
     annotation Deprecated(
         alternative: String? = null,
         reason: String? = null,
diff --git a/docs/api/safeds/lang/Experimental.md b/docs/api/safeds/lang/Experimental.md
index b821d0d9d..7b1ca0014 100644
--- a/docs/api/safeds/lang/Experimental.md
+++ b/docs/api/safeds/lang/Experimental.md
@@ -14,12 +14,11 @@ The declaration might change without a major version bump.
 - `Function`
 - `Parameter`
 - `Result`
-- `Schema`
 - `Segment`
 
 ??? quote "Stub code in `maturity.sdsstub`"
 
-    ```sds linenums="45"
+    ```sds linenums="43"
     annotation Experimental
     ```
     { data-search-exclude }
diff --git a/docs/api/safeds/lang/Repeatable.md b/docs/api/safeds/lang/Repeatable.md
index 2173314ff..1020a37ed 100644
--- a/docs/api/safeds/lang/Repeatable.md
+++ b/docs/api/safeds/lang/Repeatable.md
@@ -10,7 +10,7 @@ The annotation can be called multiple times for the same declaration.
 
 ??? quote "Stub code in `annotationUsage.sdsstub`"
 
-    ```sds linenums="88"
+    ```sds linenums="83"
     annotation Repeatable
     ```
     { data-search-exclude }
diff --git a/docs/api/safeds/lang/Tags.md b/docs/api/safeds/lang/Tags.md
index 5816e012a..dd4883a77 100644
--- a/docs/api/safeds/lang/Tags.md
+++ b/docs/api/safeds/lang/Tags.md
@@ -17,12 +17,11 @@ Tags to associate with a declaration. They can be used for filtering.
 - `Enum`
 - `Function`
 - `Pipeline`
-- `Schema`
 - `Segment`
 
 ??? quote "Stub code in `ideIntegration.sdsstub`"
 
-    ```sds linenums="71"
+    ```sds linenums="94"
     annotation Tags(tags: List<String>)
     ```
     { data-search-exclude }
diff --git a/docs/api/safeds/ml/classical/classification/AdaBoostClassifier.md b/docs/api/safeds/ml/classical/classification/AdaBoostClassifier.md
index 08e1c3f43..7f287108e 100644
--- a/docs/api/safeds/ml/classical/classification/AdaBoostClassifier.md
+++ b/docs/api/safeds/ml/classical/classification/AdaBoostClassifier.md
@@ -59,6 +59,7 @@ pipeline example {
          * @result fittedClassifier The fitted classifier.
          */
         @Pure
+        @Category(DataScienceCategory.ModelingQClassicalClassification)
         fun fit(
             @PythonName("training_set") trainingSet: TabularDataset
         ) -> fittedClassifier: AdaBoostClassifier
@@ -113,8 +114,9 @@ better. Results range from 0.0 to 1.0.
 
 ??? quote "Stub code in `Classifier.sdsstub`"
 
-    ```sds linenums="54"
+    ```sds linenums="56"
     @Pure
+    @Category(DataScienceCategory.ModelEvaluationQMetric)
     fun accuracy(
         @PythonName("validation_or_test_set") validationOrTestSet: union<Table, TabularDataset>
     ) -> accuracy: Float
@@ -145,9 +147,10 @@ classifier. Results range from 0.0 to 1.0.
 
 ??? quote "Stub code in `Classifier.sdsstub`"
 
-    ```sds linenums="72"
+    ```sds linenums="75"
     @Pure
     @PythonName("f1_score")
+    @Category(DataScienceCategory.ModelEvaluationQMetric)
     fun f1Score(
         @PythonName("validation_or_test_set") validationOrTestSet: union<Table, TabularDataset>,
         @PythonName("positive_class") positiveClass: Any
@@ -177,6 +180,7 @@ This classifier is not modified.
 
     ```sds linenums="54"
     @Pure
+    @Category(DataScienceCategory.ModelingQClassicalClassification)
     fun fit(
         @PythonName("training_set") trainingSet: TabularDataset
     ) -> fittedClassifier: AdaBoostClassifier
@@ -291,8 +295,9 @@ better the classifier. Results range from 0.0 to 1.0.
 
 ??? quote "Stub code in `Classifier.sdsstub`"
 
-    ```sds linenums="92"
+    ```sds linenums="96"
     @Pure
+    @Category(DataScienceCategory.ModelEvaluationQMetric)
     fun precision(
         @PythonName("validation_or_test_set") validationOrTestSet: union<Table, TabularDataset>,
         @PythonName("positive_class") positiveClass: Any
@@ -352,8 +357,9 @@ better the classifier. Results range from 0.0 to 1.0.
 
 ??? quote "Stub code in `Classifier.sdsstub`"
 
-    ```sds linenums="111"
+    ```sds linenums="116"
     @Pure
+    @Category(DataScienceCategory.ModelEvaluationQMetric)
     fun recall(
         @PythonName("validation_or_test_set") validationOrTestSet: union<Table, TabularDataset>,
         @PythonName("positive_class") positiveClass: Any
@@ -382,9 +388,10 @@ Summarize the classifier's metrics on the given data.
 
 ??? quote "Stub code in `Classifier.sdsstub`"
 
-    ```sds linenums="35"
+    ```sds linenums="36"
     @Pure
     @PythonName("summarize_metrics")
+    @Category(DataScienceCategory.ModelEvaluationQMetric)
     fun summarizeMetrics(
         @PythonName("validation_or_test_set") validationOrTestSet: union<Table, TabularDataset>,
         @PythonName("positive_class") positiveClass: Any
diff --git a/docs/api/safeds/ml/classical/classification/Classifier.md b/docs/api/safeds/ml/classical/classification/Classifier.md
index de4cb97e3..ccb7b6a11 100644
--- a/docs/api/safeds/ml/classical/classification/Classifier.md
+++ b/docs/api/safeds/ml/classical/classification/Classifier.md
@@ -35,6 +35,7 @@ A model for classification tasks.
          * @result fittedModel The fitted model.
          */
         @Pure
+        @Category(DataScienceCategory.ModelingQClassicalClassification)
         fun fit(
             @PythonName("training_set") trainingSet: TabularDataset
         ) -> fittedModel: Classifier
@@ -51,6 +52,7 @@ A model for classification tasks.
          */
         @Pure
         @PythonName("summarize_metrics")
+        @Category(DataScienceCategory.ModelEvaluationQMetric)
         fun summarizeMetrics(
             @PythonName("validation_or_test_set") validationOrTestSet: union<Table, TabularDataset>,
             @PythonName("positive_class") positiveClass: Any
@@ -69,6 +71,7 @@ A model for classification tasks.
          * @result accuracy The classifier's accuracy.
          */
         @Pure
+        @Category(DataScienceCategory.ModelEvaluationQMetric)
         fun accuracy(
             @PythonName("validation_or_test_set") validationOrTestSet: union<Table, TabularDataset>
         ) -> accuracy: Float
@@ -88,6 +91,7 @@ A model for classification tasks.
          */
         @Pure
         @PythonName("f1_score")
+        @Category(DataScienceCategory.ModelEvaluationQMetric)
         fun f1Score(
             @PythonName("validation_or_test_set") validationOrTestSet: union<Table, TabularDataset>,
             @PythonName("positive_class") positiveClass: Any
@@ -107,6 +111,7 @@ A model for classification tasks.
          * @result precision The classifier's precision.
          */
         @Pure
+        @Category(DataScienceCategory.ModelEvaluationQMetric)
         fun precision(
             @PythonName("validation_or_test_set") validationOrTestSet: union<Table, TabularDataset>,
             @PythonName("positive_class") positiveClass: Any
@@ -126,6 +131,7 @@ A model for classification tasks.
          * @result recall The classifier's recall.
          */
         @Pure
+        @Category(DataScienceCategory.ModelEvaluationQMetric)
         fun recall(
             @PythonName("validation_or_test_set") validationOrTestSet: union<Table, TabularDataset>,
             @PythonName("positive_class") positiveClass: Any
@@ -163,8 +169,9 @@ better. Results range from 0.0 to 1.0.
 
 ??? quote "Stub code in `Classifier.sdsstub`"
 
-    ```sds linenums="54"
+    ```sds linenums="56"
     @Pure
+    @Category(DataScienceCategory.ModelEvaluationQMetric)
     fun accuracy(
         @PythonName("validation_or_test_set") validationOrTestSet: union<Table, TabularDataset>
     ) -> accuracy: Float
@@ -195,9 +202,10 @@ classifier. Results range from 0.0 to 1.0.
 
 ??? quote "Stub code in `Classifier.sdsstub`"
 
-    ```sds linenums="72"
+    ```sds linenums="75"
     @Pure
     @PythonName("f1_score")
+    @Category(DataScienceCategory.ModelEvaluationQMetric)
     fun f1Score(
         @PythonName("validation_or_test_set") validationOrTestSet: union<Table, TabularDataset>,
         @PythonName("positive_class") positiveClass: Any
@@ -227,6 +235,7 @@ Create a copy of this model and fit it with the given training data.
 
     ```sds linenums="20"
     @Pure
+    @Category(DataScienceCategory.ModelingQClassicalClassification)
     fun fit(
         @PythonName("training_set") trainingSet: TabularDataset
     ) -> fittedModel: Classifier
@@ -341,8 +350,9 @@ better the classifier. Results range from 0.0 to 1.0.
 
 ??? quote "Stub code in `Classifier.sdsstub`"
 
-    ```sds linenums="92"
+    ```sds linenums="96"
     @Pure
+    @Category(DataScienceCategory.ModelEvaluationQMetric)
     fun precision(
         @PythonName("validation_or_test_set") validationOrTestSet: union<Table, TabularDataset>,
         @PythonName("positive_class") positiveClass: Any
@@ -402,8 +412,9 @@ better the classifier. Results range from 0.0 to 1.0.
 
 ??? quote "Stub code in `Classifier.sdsstub`"
 
-    ```sds linenums="111"
+    ```sds linenums="116"
     @Pure
+    @Category(DataScienceCategory.ModelEvaluationQMetric)
     fun recall(
         @PythonName("validation_or_test_set") validationOrTestSet: union<Table, TabularDataset>,
         @PythonName("positive_class") positiveClass: Any
@@ -432,9 +443,10 @@ Summarize the classifier's metrics on the given data.
 
 ??? quote "Stub code in `Classifier.sdsstub`"
 
-    ```sds linenums="35"
+    ```sds linenums="36"
     @Pure
     @PythonName("summarize_metrics")
+    @Category(DataScienceCategory.ModelEvaluationQMetric)
     fun summarizeMetrics(
         @PythonName("validation_or_test_set") validationOrTestSet: union<Table, TabularDataset>,
         @PythonName("positive_class") positiveClass: Any
diff --git a/docs/api/safeds/ml/classical/classification/DecisionTreeClassifier.md b/docs/api/safeds/ml/classical/classification/DecisionTreeClassifier.md
index cdaf9d7b1..c46f89706 100644
--- a/docs/api/safeds/ml/classical/classification/DecisionTreeClassifier.md
+++ b/docs/api/safeds/ml/classical/classification/DecisionTreeClassifier.md
@@ -52,6 +52,7 @@ pipeline example {
          * @result fittedClassifier The fitted classifier.
          */
         @Pure
+        @Category(DataScienceCategory.ModelingQClassicalClassification)
         fun fit(
             @PythonName("training_set") trainingSet: TabularDataset
         ) -> fittedClassifier: DecisionTreeClassifier
@@ -108,8 +109,9 @@ better. Results range from 0.0 to 1.0.
 
 ??? quote "Stub code in `Classifier.sdsstub`"
 
-    ```sds linenums="54"
+    ```sds linenums="56"
     @Pure
+    @Category(DataScienceCategory.ModelEvaluationQMetric)
     fun accuracy(
         @PythonName("validation_or_test_set") validationOrTestSet: union<Table, TabularDataset>
     ) -> accuracy: Float
@@ -140,9 +142,10 @@ classifier. Results range from 0.0 to 1.0.
 
 ??? quote "Stub code in `Classifier.sdsstub`"
 
-    ```sds linenums="72"
+    ```sds linenums="75"
     @Pure
     @PythonName("f1_score")
+    @Category(DataScienceCategory.ModelEvaluationQMetric)
     fun f1Score(
         @PythonName("validation_or_test_set") validationOrTestSet: union<Table, TabularDataset>,
         @PythonName("positive_class") positiveClass: Any
@@ -172,6 +175,7 @@ This classifier is not modified.
 
     ```sds linenums="44"
     @Pure
+    @Category(DataScienceCategory.ModelingQClassicalClassification)
     fun fit(
         @PythonName("training_set") trainingSet: TabularDataset
     ) -> fittedClassifier: DecisionTreeClassifier
@@ -274,7 +278,7 @@ Get the image of the decision tree.
 
 ??? quote "Stub code in `DecisionTreeClassifier.sdsstub`"
 
-    ```sds linenums="54"
+    ```sds linenums="55"
     @Pure
     fun plot() -> plot: Image
     ```
@@ -304,8 +308,9 @@ better the classifier. Results range from 0.0 to 1.0.
 
 ??? quote "Stub code in `Classifier.sdsstub`"
 
-    ```sds linenums="92"
+    ```sds linenums="96"
     @Pure
+    @Category(DataScienceCategory.ModelEvaluationQMetric)
     fun precision(
         @PythonName("validation_or_test_set") validationOrTestSet: union<Table, TabularDataset>,
         @PythonName("positive_class") positiveClass: Any
@@ -365,8 +370,9 @@ better the classifier. Results range from 0.0 to 1.0.
 
 ??? quote "Stub code in `Classifier.sdsstub`"
 
-    ```sds linenums="111"
+    ```sds linenums="116"
     @Pure
+    @Category(DataScienceCategory.ModelEvaluationQMetric)
     fun recall(
         @PythonName("validation_or_test_set") validationOrTestSet: union<Table, TabularDataset>,
         @PythonName("positive_class") positiveClass: Any
@@ -395,9 +401,10 @@ Summarize the classifier's metrics on the given data.
 
 ??? quote "Stub code in `Classifier.sdsstub`"
 
-    ```sds linenums="35"
+    ```sds linenums="36"
     @Pure
     @PythonName("summarize_metrics")
+    @Category(DataScienceCategory.ModelEvaluationQMetric)
     fun summarizeMetrics(
         @PythonName("validation_or_test_set") validationOrTestSet: union<Table, TabularDataset>,
         @PythonName("positive_class") positiveClass: Any
diff --git a/docs/api/safeds/ml/classical/classification/GradientBoostingClassifier.md b/docs/api/safeds/ml/classical/classification/GradientBoostingClassifier.md
index 6d15ff071..48b67500a 100644
--- a/docs/api/safeds/ml/classical/classification/GradientBoostingClassifier.md
+++ b/docs/api/safeds/ml/classical/classification/GradientBoostingClassifier.md
@@ -53,6 +53,7 @@ pipeline example {
          * @result fittedClassifier The fitted classifier.
          */
         @Pure
+        @Category(DataScienceCategory.ModelingQClassicalClassification)
         fun fit(
             @PythonName("training_set") trainingSet: TabularDataset
         ) -> fittedClassifier: GradientBoostingClassifier
@@ -101,8 +102,9 @@ better. Results range from 0.0 to 1.0.
 
 ??? quote "Stub code in `Classifier.sdsstub`"
 
-    ```sds linenums="54"
+    ```sds linenums="56"
     @Pure
+    @Category(DataScienceCategory.ModelEvaluationQMetric)
     fun accuracy(
         @PythonName("validation_or_test_set") validationOrTestSet: union<Table, TabularDataset>
     ) -> accuracy: Float
@@ -133,9 +135,10 @@ classifier. Results range from 0.0 to 1.0.
 
 ??? quote "Stub code in `Classifier.sdsstub`"
 
-    ```sds linenums="72"
+    ```sds linenums="75"
     @Pure
     @PythonName("f1_score")
+    @Category(DataScienceCategory.ModelEvaluationQMetric)
     fun f1Score(
         @PythonName("validation_or_test_set") validationOrTestSet: union<Table, TabularDataset>,
         @PythonName("positive_class") positiveClass: Any
@@ -165,6 +168,7 @@ This classifier is not modified.
 
     ```sds linenums="48"
     @Pure
+    @Category(DataScienceCategory.ModelingQClassicalClassification)
     fun fit(
         @PythonName("training_set") trainingSet: TabularDataset
     ) -> fittedClassifier: GradientBoostingClassifier
@@ -279,8 +283,9 @@ better the classifier. Results range from 0.0 to 1.0.
 
 ??? quote "Stub code in `Classifier.sdsstub`"
 
-    ```sds linenums="92"
+    ```sds linenums="96"
     @Pure
+    @Category(DataScienceCategory.ModelEvaluationQMetric)
     fun precision(
         @PythonName("validation_or_test_set") validationOrTestSet: union<Table, TabularDataset>,
         @PythonName("positive_class") positiveClass: Any
@@ -340,8 +345,9 @@ better the classifier. Results range from 0.0 to 1.0.
 
 ??? quote "Stub code in `Classifier.sdsstub`"
 
-    ```sds linenums="111"
+    ```sds linenums="116"
     @Pure
+    @Category(DataScienceCategory.ModelEvaluationQMetric)
     fun recall(
         @PythonName("validation_or_test_set") validationOrTestSet: union<Table, TabularDataset>,
         @PythonName("positive_class") positiveClass: Any
@@ -370,9 +376,10 @@ Summarize the classifier's metrics on the given data.
 
 ??? quote "Stub code in `Classifier.sdsstub`"
 
-    ```sds linenums="35"
+    ```sds linenums="36"
     @Pure
     @PythonName("summarize_metrics")
+    @Category(DataScienceCategory.ModelEvaluationQMetric)
     fun summarizeMetrics(
         @PythonName("validation_or_test_set") validationOrTestSet: union<Table, TabularDataset>,
         @PythonName("positive_class") positiveClass: Any
diff --git a/docs/api/safeds/ml/classical/classification/KNearestNeighborsClassifier.md b/docs/api/safeds/ml/classical/classification/KNearestNeighborsClassifier.md
index 7da5fa6d5..f89f2bbc6 100644
--- a/docs/api/safeds/ml/classical/classification/KNearestNeighborsClassifier.md
+++ b/docs/api/safeds/ml/classical/classification/KNearestNeighborsClassifier.md
@@ -46,6 +46,7 @@ pipeline example {
          * @result fittedClassifier The fitted classifier.
          */
         @Pure
+        @Category(DataScienceCategory.ModelingQClassicalClassification)
         fun fit(
             @PythonName("training_set") trainingSet: TabularDataset
         ) -> fittedClassifier: KNearestNeighborsClassifier
@@ -88,8 +89,9 @@ better. Results range from 0.0 to 1.0.
 
 ??? quote "Stub code in `Classifier.sdsstub`"
 
-    ```sds linenums="54"
+    ```sds linenums="56"
     @Pure
+    @Category(DataScienceCategory.ModelEvaluationQMetric)
     fun accuracy(
         @PythonName("validation_or_test_set") validationOrTestSet: union<Table, TabularDataset>
     ) -> accuracy: Float
@@ -120,9 +122,10 @@ classifier. Results range from 0.0 to 1.0.
 
 ??? quote "Stub code in `Classifier.sdsstub`"
 
-    ```sds linenums="72"
+    ```sds linenums="75"
     @Pure
     @PythonName("f1_score")
+    @Category(DataScienceCategory.ModelEvaluationQMetric)
     fun f1Score(
         @PythonName("validation_or_test_set") validationOrTestSet: union<Table, TabularDataset>,
         @PythonName("positive_class") positiveClass: Any
@@ -152,6 +155,7 @@ This classifier is not modified.
 
     ```sds linenums="40"
     @Pure
+    @Category(DataScienceCategory.ModelingQClassicalClassification)
     fun fit(
         @PythonName("training_set") trainingSet: TabularDataset
     ) -> fittedClassifier: KNearestNeighborsClassifier
@@ -266,8 +270,9 @@ better the classifier. Results range from 0.0 to 1.0.
 
 ??? quote "Stub code in `Classifier.sdsstub`"
 
-    ```sds linenums="92"
+    ```sds linenums="96"
     @Pure
+    @Category(DataScienceCategory.ModelEvaluationQMetric)
     fun precision(
         @PythonName("validation_or_test_set") validationOrTestSet: union<Table, TabularDataset>,
         @PythonName("positive_class") positiveClass: Any
@@ -327,8 +332,9 @@ better the classifier. Results range from 0.0 to 1.0.
 
 ??? quote "Stub code in `Classifier.sdsstub`"
 
-    ```sds linenums="111"
+    ```sds linenums="116"
     @Pure
+    @Category(DataScienceCategory.ModelEvaluationQMetric)
     fun recall(
         @PythonName("validation_or_test_set") validationOrTestSet: union<Table, TabularDataset>,
         @PythonName("positive_class") positiveClass: Any
@@ -357,9 +363,10 @@ Summarize the classifier's metrics on the given data.
 
 ??? quote "Stub code in `Classifier.sdsstub`"
 
-    ```sds linenums="35"
+    ```sds linenums="36"
     @Pure
     @PythonName("summarize_metrics")
+    @Category(DataScienceCategory.ModelEvaluationQMetric)
     fun summarizeMetrics(
         @PythonName("validation_or_test_set") validationOrTestSet: union<Table, TabularDataset>,
         @PythonName("positive_class") positiveClass: Any
diff --git a/docs/api/safeds/ml/classical/classification/LogisticClassifier.md b/docs/api/safeds/ml/classical/classification/LogisticClassifier.md
index 88c0d8183..b6c7057f6 100644
--- a/docs/api/safeds/ml/classical/classification/LogisticClassifier.md
+++ b/docs/api/safeds/ml/classical/classification/LogisticClassifier.md
@@ -46,6 +46,7 @@ pipeline example {
          * @result fittedClassifier The fitted classifier.
          */
         @Pure
+        @Category(DataScienceCategory.ModelingQClassicalClassification)
         fun fit(
             @PythonName("training_set") trainingSet: TabularDataset
         ) -> fittedClassifier: LogisticClassifier
@@ -88,8 +89,9 @@ better. Results range from 0.0 to 1.0.
 
 ??? quote "Stub code in `Classifier.sdsstub`"
 
-    ```sds linenums="54"
+    ```sds linenums="56"
     @Pure
+    @Category(DataScienceCategory.ModelEvaluationQMetric)
     fun accuracy(
         @PythonName("validation_or_test_set") validationOrTestSet: union<Table, TabularDataset>
     ) -> accuracy: Float
@@ -120,9 +122,10 @@ classifier. Results range from 0.0 to 1.0.
 
 ??? quote "Stub code in `Classifier.sdsstub`"
 
-    ```sds linenums="72"
+    ```sds linenums="75"
     @Pure
     @PythonName("f1_score")
+    @Category(DataScienceCategory.ModelEvaluationQMetric)
     fun f1Score(
         @PythonName("validation_or_test_set") validationOrTestSet: union<Table, TabularDataset>,
         @PythonName("positive_class") positiveClass: Any
@@ -152,6 +155,7 @@ This classifier is not modified.
 
     ```sds linenums="39"
     @Pure
+    @Category(DataScienceCategory.ModelingQClassicalClassification)
     fun fit(
         @PythonName("training_set") trainingSet: TabularDataset
     ) -> fittedClassifier: LogisticClassifier
@@ -266,8 +270,9 @@ better the classifier. Results range from 0.0 to 1.0.
 
 ??? quote "Stub code in `Classifier.sdsstub`"
 
-    ```sds linenums="92"
+    ```sds linenums="96"
     @Pure
+    @Category(DataScienceCategory.ModelEvaluationQMetric)
     fun precision(
         @PythonName("validation_or_test_set") validationOrTestSet: union<Table, TabularDataset>,
         @PythonName("positive_class") positiveClass: Any
@@ -327,8 +332,9 @@ better the classifier. Results range from 0.0 to 1.0.
 
 ??? quote "Stub code in `Classifier.sdsstub`"
 
-    ```sds linenums="111"
+    ```sds linenums="116"
     @Pure
+    @Category(DataScienceCategory.ModelEvaluationQMetric)
     fun recall(
         @PythonName("validation_or_test_set") validationOrTestSet: union<Table, TabularDataset>,
         @PythonName("positive_class") positiveClass: Any
@@ -357,9 +363,10 @@ Summarize the classifier's metrics on the given data.
 
 ??? quote "Stub code in `Classifier.sdsstub`"
 
-    ```sds linenums="35"
+    ```sds linenums="36"
     @Pure
     @PythonName("summarize_metrics")
+    @Category(DataScienceCategory.ModelEvaluationQMetric)
     fun summarizeMetrics(
         @PythonName("validation_or_test_set") validationOrTestSet: union<Table, TabularDataset>,
         @PythonName("positive_class") positiveClass: Any
diff --git a/docs/api/safeds/ml/classical/classification/RandomForestClassifier.md b/docs/api/safeds/ml/classical/classification/RandomForestClassifier.md
index 0ff4ea122..4e727e370 100644
--- a/docs/api/safeds/ml/classical/classification/RandomForestClassifier.md
+++ b/docs/api/safeds/ml/classical/classification/RandomForestClassifier.md
@@ -59,6 +59,7 @@ pipeline example {
          * @result fittedClassifier The fitted classifier.
          */
         @Pure
+        @Category(DataScienceCategory.ModelingQClassicalClassification)
         fun fit(
             @PythonName("training_set") trainingSet: TabularDataset
         ) -> fittedClassifier: RandomForestClassifier
@@ -113,8 +114,9 @@ better. Results range from 0.0 to 1.0.
 
 ??? quote "Stub code in `Classifier.sdsstub`"
 
-    ```sds linenums="54"
+    ```sds linenums="56"
     @Pure
+    @Category(DataScienceCategory.ModelEvaluationQMetric)
     fun accuracy(
         @PythonName("validation_or_test_set") validationOrTestSet: union<Table, TabularDataset>
     ) -> accuracy: Float
@@ -145,9 +147,10 @@ classifier. Results range from 0.0 to 1.0.
 
 ??? quote "Stub code in `Classifier.sdsstub`"
 
-    ```sds linenums="72"
+    ```sds linenums="75"
     @Pure
     @PythonName("f1_score")
+    @Category(DataScienceCategory.ModelEvaluationQMetric)
     fun f1Score(
         @PythonName("validation_or_test_set") validationOrTestSet: union<Table, TabularDataset>,
         @PythonName("positive_class") positiveClass: Any
@@ -177,6 +180,7 @@ This classifier is not modified.
 
     ```sds linenums="52"
     @Pure
+    @Category(DataScienceCategory.ModelingQClassicalClassification)
     fun fit(
         @PythonName("training_set") trainingSet: TabularDataset
     ) -> fittedClassifier: RandomForestClassifier
@@ -291,8 +295,9 @@ better the classifier. Results range from 0.0 to 1.0.
 
 ??? quote "Stub code in `Classifier.sdsstub`"
 
-    ```sds linenums="92"
+    ```sds linenums="96"
     @Pure
+    @Category(DataScienceCategory.ModelEvaluationQMetric)
     fun precision(
         @PythonName("validation_or_test_set") validationOrTestSet: union<Table, TabularDataset>,
         @PythonName("positive_class") positiveClass: Any
@@ -352,8 +357,9 @@ better the classifier. Results range from 0.0 to 1.0.
 
 ??? quote "Stub code in `Classifier.sdsstub`"
 
-    ```sds linenums="111"
+    ```sds linenums="116"
     @Pure
+    @Category(DataScienceCategory.ModelEvaluationQMetric)
     fun recall(
         @PythonName("validation_or_test_set") validationOrTestSet: union<Table, TabularDataset>,
         @PythonName("positive_class") positiveClass: Any
@@ -382,9 +388,10 @@ Summarize the classifier's metrics on the given data.
 
 ??? quote "Stub code in `Classifier.sdsstub`"
 
-    ```sds linenums="35"
+    ```sds linenums="36"
     @Pure
     @PythonName("summarize_metrics")
+    @Category(DataScienceCategory.ModelEvaluationQMetric)
     fun summarizeMetrics(
         @PythonName("validation_or_test_set") validationOrTestSet: union<Table, TabularDataset>,
         @PythonName("positive_class") positiveClass: Any
diff --git a/docs/api/safeds/ml/classical/classification/SupportVectorClassifier.md b/docs/api/safeds/ml/classical/classification/SupportVectorClassifier.md
index 0a3ccb062..a7ec9de5b 100644
--- a/docs/api/safeds/ml/classical/classification/SupportVectorClassifier.md
+++ b/docs/api/safeds/ml/classical/classification/SupportVectorClassifier.md
@@ -87,6 +87,7 @@ pipeline example {
          * @result fittedClassifier The fitted classifier.
          */
         @Pure
+        @Category(DataScienceCategory.ModelingQClassicalClassification)
         fun fit(
             @PythonName("training_set") trainingSet: TabularDataset
         ) -> fittedClassifier: SupportVectorClassifier
@@ -135,8 +136,9 @@ better. Results range from 0.0 to 1.0.
 
 ??? quote "Stub code in `Classifier.sdsstub`"
 
-    ```sds linenums="54"
+    ```sds linenums="56"
     @Pure
+    @Category(DataScienceCategory.ModelEvaluationQMetric)
     fun accuracy(
         @PythonName("validation_or_test_set") validationOrTestSet: union<Table, TabularDataset>
     ) -> accuracy: Float
@@ -167,9 +169,10 @@ classifier. Results range from 0.0 to 1.0.
 
 ??? quote "Stub code in `Classifier.sdsstub`"
 
-    ```sds linenums="72"
+    ```sds linenums="75"
     @Pure
     @PythonName("f1_score")
+    @Category(DataScienceCategory.ModelEvaluationQMetric)
     fun f1Score(
         @PythonName("validation_or_test_set") validationOrTestSet: union<Table, TabularDataset>,
         @PythonName("positive_class") positiveClass: Any
@@ -199,6 +202,7 @@ This classifier is not modified.
 
     ```sds linenums="80"
     @Pure
+    @Category(DataScienceCategory.ModelingQClassicalClassification)
     fun fit(
         @PythonName("training_set") trainingSet: TabularDataset
     ) -> fittedClassifier: SupportVectorClassifier
@@ -313,8 +317,9 @@ better the classifier. Results range from 0.0 to 1.0.
 
 ??? quote "Stub code in `Classifier.sdsstub`"
 
-    ```sds linenums="92"
+    ```sds linenums="96"
     @Pure
+    @Category(DataScienceCategory.ModelEvaluationQMetric)
     fun precision(
         @PythonName("validation_or_test_set") validationOrTestSet: union<Table, TabularDataset>,
         @PythonName("positive_class") positiveClass: Any
@@ -374,8 +379,9 @@ better the classifier. Results range from 0.0 to 1.0.
 
 ??? quote "Stub code in `Classifier.sdsstub`"
 
-    ```sds linenums="111"
+    ```sds linenums="116"
     @Pure
+    @Category(DataScienceCategory.ModelEvaluationQMetric)
     fun recall(
         @PythonName("validation_or_test_set") validationOrTestSet: union<Table, TabularDataset>,
         @PythonName("positive_class") positiveClass: Any
@@ -404,9 +410,10 @@ Summarize the classifier's metrics on the given data.
 
 ??? quote "Stub code in `Classifier.sdsstub`"
 
-    ```sds linenums="35"
+    ```sds linenums="36"
     @Pure
     @PythonName("summarize_metrics")
+    @Category(DataScienceCategory.ModelEvaluationQMetric)
     fun summarizeMetrics(
         @PythonName("validation_or_test_set") validationOrTestSet: union<Table, TabularDataset>,
         @PythonName("positive_class") positiveClass: Any
diff --git a/docs/api/safeds/ml/classical/regression/AdaBoostRegressor.md b/docs/api/safeds/ml/classical/regression/AdaBoostRegressor.md
index c50ca1022..a4c4a6e17 100644
--- a/docs/api/safeds/ml/classical/regression/AdaBoostRegressor.md
+++ b/docs/api/safeds/ml/classical/regression/AdaBoostRegressor.md
@@ -59,6 +59,7 @@ pipeline example {
          * @result fittedRegressor The fitted regressor.
          */
         @Pure
+        @Category(DataScienceCategory.ModelingQClassicalRegression)
         fun fit(
             @PythonName("training_set") trainingSet: TabularDataset
         ) -> fittedRegressor: AdaBoostRegressor
@@ -126,9 +127,10 @@ to 1.0. You can interpret the coefficient of determination as follows:
 
 ??? quote "Stub code in `Regressor.sdsstub`"
 
-    ```sds linenums="65"
+    ```sds linenums="67"
     @Pure
     @PythonName("coefficient_of_determination")
+    @Category(DataScienceCategory.ModelEvaluationQMetric)
     fun coefficientOfDetermination(
         @PythonName("validation_or_test_set") validationOrTestSet: union<Table, TabularDataset>
     ) -> coefficientOfDetermination: Float
@@ -157,6 +159,7 @@ This regressor is not modified.
 
     ```sds linenums="54"
     @Pure
+    @Category(DataScienceCategory.ModelingQClassicalRegression)
     fun fit(
         @PythonName("training_set") trainingSet: TabularDataset
     ) -> fittedRegressor: AdaBoostRegressor
@@ -272,9 +275,10 @@ infinity.
 
 ??? quote "Stub code in `Regressor.sdsstub`"
 
-    ```sds linenums="85"
+    ```sds linenums="88"
     @Pure
     @PythonName("mean_absolute_error")
+    @Category(DataScienceCategory.ModelEvaluationQMetric)
     fun meanAbsoluteError(
         @PythonName("validation_or_test_set") validationOrTestSet: union<Table, TabularDataset>
     ) -> meanAbsoluteError: Float
@@ -310,9 +314,10 @@ for other types of data. Because of this, it is not included in the `summarize_m
 
 ??? quote "Stub code in `Regressor.sdsstub`"
 
-    ```sds linenums="109"
+    ```sds linenums="113"
     @Pure
     @PythonName("mean_directional_accuracy")
+    @Category(DataScienceCategory.ModelEvaluationQMetric)
     fun meanDirectionalAccuracy(
         @PythonName("validation_or_test_set") validationOrTestSet: union<Table, TabularDataset>
     ) -> meanDirectionalAccuracy: Float
@@ -346,9 +351,10 @@ infinity.
 
 ??? quote "Stub code in `Regressor.sdsstub`"
 
-    ```sds linenums="131"
+    ```sds linenums="136"
     @Pure
     @PythonName("mean_squared_error")
+    @Category(DataScienceCategory.ModelEvaluationQMetric)
     fun meanSquaredError(
         @PythonName("validation_or_test_set") validationOrTestSet: union<Table, TabularDataset>
     ) -> meanSquaredError: Float
@@ -380,9 +386,10 @@ positive infinity.
 
 ??? quote "Stub code in `Regressor.sdsstub`"
 
-    ```sds linenums="151"
+    ```sds linenums="157"
     @Pure
     @PythonName("median_absolute_deviation")
+    @Category(DataScienceCategory.ModelEvaluationQMetric)
     fun medianAbsoluteDeviation(
         @PythonName("validation_or_test_set") validationOrTestSet: union<Table, TabularDataset>
     ) -> medianAbsoluteDeviation: Float
@@ -437,9 +444,10 @@ Summarize the regressor's metrics on the given data.
 
 ??? quote "Stub code in `Regressor.sdsstub`"
 
-    ```sds linenums="34"
+    ```sds linenums="35"
     @Pure
     @PythonName("summarize_metrics")
+    @Category(DataScienceCategory.ModelEvaluationQMetric)
     fun summarizeMetrics(
         @PythonName("validation_or_test_set") validationOrTestSet: union<Table, TabularDataset>
     ) -> metrics: Table
diff --git a/docs/api/safeds/ml/classical/regression/ArimaRegressor.md b/docs/api/safeds/ml/classical/regression/ArimaRegressor.md
index bdebddf79..3b2a3f2da 100644
--- a/docs/api/safeds/ml/classical/regression/ArimaRegressor.md
+++ b/docs/api/safeds/ml/classical/regression/ArimaRegressor.md
@@ -31,6 +31,7 @@ pipeline example {
          * @result fittedArima The fitted ARIMA Model.
          */
         @Pure
+        @Category(DataScienceCategory.ModelingQClassicalRegression)
         fun fit(
             @PythonName("time_series") timeSeries: TimeSeriesDataset
         ) -> fittedArima: ArimaRegressor
@@ -43,6 +44,7 @@ pipeline example {
          * @result prediction A timeseries containing the predicted target vector and a time dummy as time column.
          */
         @Pure
+        @Category(DataScienceCategory.ModelingQClassicalRegression)
         fun predict(
             @PythonName("time_series") timeSeries: TimeSeriesDataset
         ) -> prediction: Table
@@ -56,6 +58,7 @@ pipeline example {
          */
         @Pure
         @PythonName("plot_predictions")
+        @Category(DataScienceCategory.ModelEvaluationQVisualization)
         fun plotPredictions(
             @PythonName("test_series") testSeries: TimeSeriesDataset
         ) -> image: Image
@@ -91,6 +94,7 @@ This ARIMA Model is not modified.
 
     ```sds linenums="31"
     @Pure
+    @Category(DataScienceCategory.ModelingQClassicalRegression)
     fun fit(
         @PythonName("time_series") timeSeries: TimeSeriesDataset
     ) -> fittedArima: ArimaRegressor
@@ -115,9 +119,10 @@ Plot the predictions of the trained model to the given target of the time series
 
 ??? quote "Stub code in `ArimaRegressor.sdsstub`"
 
-    ```sds linenums="55"
+    ```sds linenums="57"
     @Pure
     @PythonName("plot_predictions")
+    @Category(DataScienceCategory.ModelEvaluationQVisualization)
     fun plotPredictions(
         @PythonName("test_series") testSeries: TimeSeriesDataset
     ) -> image: Image
@@ -142,8 +147,9 @@ Predict a target vector using a time series target column. The model has to be t
 
 ??? quote "Stub code in `ArimaRegressor.sdsstub`"
 
-    ```sds linenums="43"
+    ```sds linenums="44"
     @Pure
+    @Category(DataScienceCategory.ModelingQClassicalRegression)
     fun predict(
         @PythonName("time_series") timeSeries: TimeSeriesDataset
     ) -> prediction: Table
diff --git a/docs/api/safeds/ml/classical/regression/DecisionTreeRegressor.md b/docs/api/safeds/ml/classical/regression/DecisionTreeRegressor.md
index 14ad37a7f..18d29b806 100644
--- a/docs/api/safeds/ml/classical/regression/DecisionTreeRegressor.md
+++ b/docs/api/safeds/ml/classical/regression/DecisionTreeRegressor.md
@@ -52,6 +52,7 @@ pipeline example {
          * @result fittedRegressor The fitted regressor.
          */
         @Pure
+        @Category(DataScienceCategory.ModelingQClassicalRegression)
         fun fit(
             @PythonName("training_set") trainingSet: TabularDataset
         ) -> fittedRegressor: DecisionTreeRegressor
@@ -121,9 +122,10 @@ to 1.0. You can interpret the coefficient of determination as follows:
 
 ??? quote "Stub code in `Regressor.sdsstub`"
 
-    ```sds linenums="65"
+    ```sds linenums="67"
     @Pure
     @PythonName("coefficient_of_determination")
+    @Category(DataScienceCategory.ModelEvaluationQMetric)
     fun coefficientOfDetermination(
         @PythonName("validation_or_test_set") validationOrTestSet: union<Table, TabularDataset>
     ) -> coefficientOfDetermination: Float
@@ -152,6 +154,7 @@ This regressor is not modified.
 
     ```sds linenums="45"
     @Pure
+    @Category(DataScienceCategory.ModelingQClassicalRegression)
     fun fit(
         @PythonName("training_set") trainingSet: TabularDataset
     ) -> fittedRegressor: DecisionTreeRegressor
@@ -267,9 +270,10 @@ infinity.
 
 ??? quote "Stub code in `Regressor.sdsstub`"
 
-    ```sds linenums="85"
+    ```sds linenums="88"
     @Pure
     @PythonName("mean_absolute_error")
+    @Category(DataScienceCategory.ModelEvaluationQMetric)
     fun meanAbsoluteError(
         @PythonName("validation_or_test_set") validationOrTestSet: union<Table, TabularDataset>
     ) -> meanAbsoluteError: Float
@@ -305,9 +309,10 @@ for other types of data. Because of this, it is not included in the `summarize_m
 
 ??? quote "Stub code in `Regressor.sdsstub`"
 
-    ```sds linenums="109"
+    ```sds linenums="113"
     @Pure
     @PythonName("mean_directional_accuracy")
+    @Category(DataScienceCategory.ModelEvaluationQMetric)
     fun meanDirectionalAccuracy(
         @PythonName("validation_or_test_set") validationOrTestSet: union<Table, TabularDataset>
     ) -> meanDirectionalAccuracy: Float
@@ -341,9 +346,10 @@ infinity.
 
 ??? quote "Stub code in `Regressor.sdsstub`"
 
-    ```sds linenums="131"
+    ```sds linenums="136"
     @Pure
     @PythonName("mean_squared_error")
+    @Category(DataScienceCategory.ModelEvaluationQMetric)
     fun meanSquaredError(
         @PythonName("validation_or_test_set") validationOrTestSet: union<Table, TabularDataset>
     ) -> meanSquaredError: Float
@@ -375,9 +381,10 @@ positive infinity.
 
 ??? quote "Stub code in `Regressor.sdsstub`"
 
-    ```sds linenums="151"
+    ```sds linenums="157"
     @Pure
     @PythonName("median_absolute_deviation")
+    @Category(DataScienceCategory.ModelEvaluationQMetric)
     fun medianAbsoluteDeviation(
         @PythonName("validation_or_test_set") validationOrTestSet: union<Table, TabularDataset>
     ) -> medianAbsoluteDeviation: Float
@@ -396,7 +403,7 @@ Get the image of the decision tree.
 
 ??? quote "Stub code in `DecisionTreeRegressor.sdsstub`"
 
-    ```sds linenums="55"
+    ```sds linenums="56"
     @Pure
     fun plot() -> plot: Image
     ```
@@ -450,9 +457,10 @@ Summarize the regressor's metrics on the given data.
 
 ??? quote "Stub code in `Regressor.sdsstub`"
 
-    ```sds linenums="34"
+    ```sds linenums="35"
     @Pure
     @PythonName("summarize_metrics")
+    @Category(DataScienceCategory.ModelEvaluationQMetric)
     fun summarizeMetrics(
         @PythonName("validation_or_test_set") validationOrTestSet: union<Table, TabularDataset>
     ) -> metrics: Table
diff --git a/docs/api/safeds/ml/classical/regression/ElasticNetRegressor.md b/docs/api/safeds/ml/classical/regression/ElasticNetRegressor.md
index 35d83fb30..2847def95 100644
--- a/docs/api/safeds/ml/classical/regression/ElasticNetRegressor.md
+++ b/docs/api/safeds/ml/classical/regression/ElasticNetRegressor.md
@@ -61,6 +61,7 @@ pipeline example {
          * @result fittedRegressor The fitted regressor.
          */
         @Pure
+        @Category(DataScienceCategory.ModelingQClassicalRegression)
         fun fit(
             @PythonName("training_set") trainingSet: TabularDataset
         ) -> fittedRegressor: ElasticNetRegressor
@@ -122,9 +123,10 @@ to 1.0. You can interpret the coefficient of determination as follows:
 
 ??? quote "Stub code in `Regressor.sdsstub`"
 
-    ```sds linenums="65"
+    ```sds linenums="67"
     @Pure
     @PythonName("coefficient_of_determination")
+    @Category(DataScienceCategory.ModelEvaluationQMetric)
     fun coefficientOfDetermination(
         @PythonName("validation_or_test_set") validationOrTestSet: union<Table, TabularDataset>
     ) -> coefficientOfDetermination: Float
@@ -153,6 +155,7 @@ This regressor is not modified.
 
     ```sds linenums="52"
     @Pure
+    @Category(DataScienceCategory.ModelingQClassicalRegression)
     fun fit(
         @PythonName("training_set") trainingSet: TabularDataset
     ) -> fittedRegressor: ElasticNetRegressor
@@ -268,9 +271,10 @@ infinity.
 
 ??? quote "Stub code in `Regressor.sdsstub`"
 
-    ```sds linenums="85"
+    ```sds linenums="88"
     @Pure
     @PythonName("mean_absolute_error")
+    @Category(DataScienceCategory.ModelEvaluationQMetric)
     fun meanAbsoluteError(
         @PythonName("validation_or_test_set") validationOrTestSet: union<Table, TabularDataset>
     ) -> meanAbsoluteError: Float
@@ -306,9 +310,10 @@ for other types of data. Because of this, it is not included in the `summarize_m
 
 ??? quote "Stub code in `Regressor.sdsstub`"
 
-    ```sds linenums="109"
+    ```sds linenums="113"
     @Pure
     @PythonName("mean_directional_accuracy")
+    @Category(DataScienceCategory.ModelEvaluationQMetric)
     fun meanDirectionalAccuracy(
         @PythonName("validation_or_test_set") validationOrTestSet: union<Table, TabularDataset>
     ) -> meanDirectionalAccuracy: Float
@@ -342,9 +347,10 @@ infinity.
 
 ??? quote "Stub code in `Regressor.sdsstub`"
 
-    ```sds linenums="131"
+    ```sds linenums="136"
     @Pure
     @PythonName("mean_squared_error")
+    @Category(DataScienceCategory.ModelEvaluationQMetric)
     fun meanSquaredError(
         @PythonName("validation_or_test_set") validationOrTestSet: union<Table, TabularDataset>
     ) -> meanSquaredError: Float
@@ -376,9 +382,10 @@ positive infinity.
 
 ??? quote "Stub code in `Regressor.sdsstub`"
 
-    ```sds linenums="151"
+    ```sds linenums="157"
     @Pure
     @PythonName("median_absolute_deviation")
+    @Category(DataScienceCategory.ModelEvaluationQMetric)
     fun medianAbsoluteDeviation(
         @PythonName("validation_or_test_set") validationOrTestSet: union<Table, TabularDataset>
     ) -> medianAbsoluteDeviation: Float
@@ -433,9 +440,10 @@ Summarize the regressor's metrics on the given data.
 
 ??? quote "Stub code in `Regressor.sdsstub`"
 
-    ```sds linenums="34"
+    ```sds linenums="35"
     @Pure
     @PythonName("summarize_metrics")
+    @Category(DataScienceCategory.ModelEvaluationQMetric)
     fun summarizeMetrics(
         @PythonName("validation_or_test_set") validationOrTestSet: union<Table, TabularDataset>
     ) -> metrics: Table
diff --git a/docs/api/safeds/ml/classical/regression/GradientBoostingRegressor.md b/docs/api/safeds/ml/classical/regression/GradientBoostingRegressor.md
index 3e410157b..633228689 100644
--- a/docs/api/safeds/ml/classical/regression/GradientBoostingRegressor.md
+++ b/docs/api/safeds/ml/classical/regression/GradientBoostingRegressor.md
@@ -53,6 +53,7 @@ pipeline example {
          * @result fittedRegressor The fitted regressor.
          */
         @Pure
+        @Category(DataScienceCategory.ModelingQClassicalRegression)
         fun fit(
             @PythonName("training_set") trainingSet: TabularDataset
         ) -> fittedRegressor: GradientBoostingRegressor
@@ -114,9 +115,10 @@ to 1.0. You can interpret the coefficient of determination as follows:
 
 ??? quote "Stub code in `Regressor.sdsstub`"
 
-    ```sds linenums="65"
+    ```sds linenums="67"
     @Pure
     @PythonName("coefficient_of_determination")
+    @Category(DataScienceCategory.ModelEvaluationQMetric)
     fun coefficientOfDetermination(
         @PythonName("validation_or_test_set") validationOrTestSet: union<Table, TabularDataset>
     ) -> coefficientOfDetermination: Float
@@ -145,6 +147,7 @@ This regressor is not modified.
 
     ```sds linenums="48"
     @Pure
+    @Category(DataScienceCategory.ModelingQClassicalRegression)
     fun fit(
         @PythonName("training_set") trainingSet: TabularDataset
     ) -> fittedRegressor: GradientBoostingRegressor
@@ -260,9 +263,10 @@ infinity.
 
 ??? quote "Stub code in `Regressor.sdsstub`"
 
-    ```sds linenums="85"
+    ```sds linenums="88"
     @Pure
     @PythonName("mean_absolute_error")
+    @Category(DataScienceCategory.ModelEvaluationQMetric)
     fun meanAbsoluteError(
         @PythonName("validation_or_test_set") validationOrTestSet: union<Table, TabularDataset>
     ) -> meanAbsoluteError: Float
@@ -298,9 +302,10 @@ for other types of data. Because of this, it is not included in the `summarize_m
 
 ??? quote "Stub code in `Regressor.sdsstub`"
 
-    ```sds linenums="109"
+    ```sds linenums="113"
     @Pure
     @PythonName("mean_directional_accuracy")
+    @Category(DataScienceCategory.ModelEvaluationQMetric)
     fun meanDirectionalAccuracy(
         @PythonName("validation_or_test_set") validationOrTestSet: union<Table, TabularDataset>
     ) -> meanDirectionalAccuracy: Float
@@ -334,9 +339,10 @@ infinity.
 
 ??? quote "Stub code in `Regressor.sdsstub`"
 
-    ```sds linenums="131"
+    ```sds linenums="136"
     @Pure
     @PythonName("mean_squared_error")
+    @Category(DataScienceCategory.ModelEvaluationQMetric)
     fun meanSquaredError(
         @PythonName("validation_or_test_set") validationOrTestSet: union<Table, TabularDataset>
     ) -> meanSquaredError: Float
@@ -368,9 +374,10 @@ positive infinity.
 
 ??? quote "Stub code in `Regressor.sdsstub`"
 
-    ```sds linenums="151"
+    ```sds linenums="157"
     @Pure
     @PythonName("median_absolute_deviation")
+    @Category(DataScienceCategory.ModelEvaluationQMetric)
     fun medianAbsoluteDeviation(
         @PythonName("validation_or_test_set") validationOrTestSet: union<Table, TabularDataset>
     ) -> medianAbsoluteDeviation: Float
@@ -425,9 +432,10 @@ Summarize the regressor's metrics on the given data.
 
 ??? quote "Stub code in `Regressor.sdsstub`"
 
-    ```sds linenums="34"
+    ```sds linenums="35"
     @Pure
     @PythonName("summarize_metrics")
+    @Category(DataScienceCategory.ModelEvaluationQMetric)
     fun summarizeMetrics(
         @PythonName("validation_or_test_set") validationOrTestSet: union<Table, TabularDataset>
     ) -> metrics: Table
diff --git a/docs/api/safeds/ml/classical/regression/KNearestNeighborsRegressor.md b/docs/api/safeds/ml/classical/regression/KNearestNeighborsRegressor.md
index 12bf3563e..7e315f012 100644
--- a/docs/api/safeds/ml/classical/regression/KNearestNeighborsRegressor.md
+++ b/docs/api/safeds/ml/classical/regression/KNearestNeighborsRegressor.md
@@ -46,6 +46,7 @@ pipeline example {
          * @result fittedRegressor The fitted regressor.
          */
         @Pure
+        @Category(DataScienceCategory.ModelingQClassicalRegression)
         fun fit(
             @PythonName("training_set") trainingSet: TabularDataset
         ) -> fittedRegressor: KNearestNeighborsRegressor
@@ -101,9 +102,10 @@ to 1.0. You can interpret the coefficient of determination as follows:
 
 ??? quote "Stub code in `Regressor.sdsstub`"
 
-    ```sds linenums="65"
+    ```sds linenums="67"
     @Pure
     @PythonName("coefficient_of_determination")
+    @Category(DataScienceCategory.ModelEvaluationQMetric)
     fun coefficientOfDetermination(
         @PythonName("validation_or_test_set") validationOrTestSet: union<Table, TabularDataset>
     ) -> coefficientOfDetermination: Float
@@ -132,6 +134,7 @@ This regressor is not modified.
 
     ```sds linenums="40"
     @Pure
+    @Category(DataScienceCategory.ModelingQClassicalRegression)
     fun fit(
         @PythonName("training_set") trainingSet: TabularDataset
     ) -> fittedRegressor: KNearestNeighborsRegressor
@@ -247,9 +250,10 @@ infinity.
 
 ??? quote "Stub code in `Regressor.sdsstub`"
 
-    ```sds linenums="85"
+    ```sds linenums="88"
     @Pure
     @PythonName("mean_absolute_error")
+    @Category(DataScienceCategory.ModelEvaluationQMetric)
     fun meanAbsoluteError(
         @PythonName("validation_or_test_set") validationOrTestSet: union<Table, TabularDataset>
     ) -> meanAbsoluteError: Float
@@ -285,9 +289,10 @@ for other types of data. Because of this, it is not included in the `summarize_m
 
 ??? quote "Stub code in `Regressor.sdsstub`"
 
-    ```sds linenums="109"
+    ```sds linenums="113"
     @Pure
     @PythonName("mean_directional_accuracy")
+    @Category(DataScienceCategory.ModelEvaluationQMetric)
     fun meanDirectionalAccuracy(
         @PythonName("validation_or_test_set") validationOrTestSet: union<Table, TabularDataset>
     ) -> meanDirectionalAccuracy: Float
@@ -321,9 +326,10 @@ infinity.
 
 ??? quote "Stub code in `Regressor.sdsstub`"
 
-    ```sds linenums="131"
+    ```sds linenums="136"
     @Pure
     @PythonName("mean_squared_error")
+    @Category(DataScienceCategory.ModelEvaluationQMetric)
     fun meanSquaredError(
         @PythonName("validation_or_test_set") validationOrTestSet: union<Table, TabularDataset>
     ) -> meanSquaredError: Float
@@ -355,9 +361,10 @@ positive infinity.
 
 ??? quote "Stub code in `Regressor.sdsstub`"
 
-    ```sds linenums="151"
+    ```sds linenums="157"
     @Pure
     @PythonName("median_absolute_deviation")
+    @Category(DataScienceCategory.ModelEvaluationQMetric)
     fun medianAbsoluteDeviation(
         @PythonName("validation_or_test_set") validationOrTestSet: union<Table, TabularDataset>
     ) -> medianAbsoluteDeviation: Float
@@ -412,9 +419,10 @@ Summarize the regressor's metrics on the given data.
 
 ??? quote "Stub code in `Regressor.sdsstub`"
 
-    ```sds linenums="34"
+    ```sds linenums="35"
     @Pure
     @PythonName("summarize_metrics")
+    @Category(DataScienceCategory.ModelEvaluationQMetric)
     fun summarizeMetrics(
         @PythonName("validation_or_test_set") validationOrTestSet: union<Table, TabularDataset>
     ) -> metrics: Table
diff --git a/docs/api/safeds/ml/classical/regression/LassoRegressor.md b/docs/api/safeds/ml/classical/regression/LassoRegressor.md
index 13d2d50dd..0a6c0666b 100644
--- a/docs/api/safeds/ml/classical/regression/LassoRegressor.md
+++ b/docs/api/safeds/ml/classical/regression/LassoRegressor.md
@@ -53,6 +53,7 @@ pipeline example {
          * @result fittedRegressor The fitted regressor.
          */
         @Pure
+        @Category(DataScienceCategory.ModelingQClassicalRegression)
         fun fit(
             @PythonName("training_set") trainingSet: TabularDataset
         ) -> fittedRegressor: LassoRegressor
@@ -108,9 +109,10 @@ to 1.0. You can interpret the coefficient of determination as follows:
 
 ??? quote "Stub code in `Regressor.sdsstub`"
 
-    ```sds linenums="65"
+    ```sds linenums="67"
     @Pure
     @PythonName("coefficient_of_determination")
+    @Category(DataScienceCategory.ModelEvaluationQMetric)
     fun coefficientOfDetermination(
         @PythonName("validation_or_test_set") validationOrTestSet: union<Table, TabularDataset>
     ) -> coefficientOfDetermination: Float
@@ -139,6 +141,7 @@ This regressor is not modified.
 
     ```sds linenums="43"
     @Pure
+    @Category(DataScienceCategory.ModelingQClassicalRegression)
     fun fit(
         @PythonName("training_set") trainingSet: TabularDataset
     ) -> fittedRegressor: LassoRegressor
@@ -254,9 +257,10 @@ infinity.
 
 ??? quote "Stub code in `Regressor.sdsstub`"
 
-    ```sds linenums="85"
+    ```sds linenums="88"
     @Pure
     @PythonName("mean_absolute_error")
+    @Category(DataScienceCategory.ModelEvaluationQMetric)
     fun meanAbsoluteError(
         @PythonName("validation_or_test_set") validationOrTestSet: union<Table, TabularDataset>
     ) -> meanAbsoluteError: Float
@@ -292,9 +296,10 @@ for other types of data. Because of this, it is not included in the `summarize_m
 
 ??? quote "Stub code in `Regressor.sdsstub`"
 
-    ```sds linenums="109"
+    ```sds linenums="113"
     @Pure
     @PythonName("mean_directional_accuracy")
+    @Category(DataScienceCategory.ModelEvaluationQMetric)
     fun meanDirectionalAccuracy(
         @PythonName("validation_or_test_set") validationOrTestSet: union<Table, TabularDataset>
     ) -> meanDirectionalAccuracy: Float
@@ -328,9 +333,10 @@ infinity.
 
 ??? quote "Stub code in `Regressor.sdsstub`"
 
-    ```sds linenums="131"
+    ```sds linenums="136"
     @Pure
     @PythonName("mean_squared_error")
+    @Category(DataScienceCategory.ModelEvaluationQMetric)
     fun meanSquaredError(
         @PythonName("validation_or_test_set") validationOrTestSet: union<Table, TabularDataset>
     ) -> meanSquaredError: Float
@@ -362,9 +368,10 @@ positive infinity.
 
 ??? quote "Stub code in `Regressor.sdsstub`"
 
-    ```sds linenums="151"
+    ```sds linenums="157"
     @Pure
     @PythonName("median_absolute_deviation")
+    @Category(DataScienceCategory.ModelEvaluationQMetric)
     fun medianAbsoluteDeviation(
         @PythonName("validation_or_test_set") validationOrTestSet: union<Table, TabularDataset>
     ) -> medianAbsoluteDeviation: Float
@@ -419,9 +426,10 @@ Summarize the regressor's metrics on the given data.
 
 ??? quote "Stub code in `Regressor.sdsstub`"
 
-    ```sds linenums="34"
+    ```sds linenums="35"
     @Pure
     @PythonName("summarize_metrics")
+    @Category(DataScienceCategory.ModelEvaluationQMetric)
     fun summarizeMetrics(
         @PythonName("validation_or_test_set") validationOrTestSet: union<Table, TabularDataset>
     ) -> metrics: Table
diff --git a/docs/api/safeds/ml/classical/regression/LinearRegressor.md b/docs/api/safeds/ml/classical/regression/LinearRegressor.md
index 048d4bcba..6dd904835 100644
--- a/docs/api/safeds/ml/classical/regression/LinearRegressor.md
+++ b/docs/api/safeds/ml/classical/regression/LinearRegressor.md
@@ -96,6 +96,7 @@ pipeline example {
          * @result fittedRegressor The fitted regressor.
          */
         @Pure
+        @Category(DataScienceCategory.ModelingQClassicalRegression)
         fun fit(
             @PythonName("training_set") trainingSet: TabularDataset
         ) -> fittedRegressor: LinearRegressor
@@ -151,9 +152,10 @@ to 1.0. You can interpret the coefficient of determination as follows:
 
 ??? quote "Stub code in `Regressor.sdsstub`"
 
-    ```sds linenums="65"
+    ```sds linenums="67"
     @Pure
     @PythonName("coefficient_of_determination")
+    @Category(DataScienceCategory.ModelEvaluationQMetric)
     fun coefficientOfDetermination(
         @PythonName("validation_or_test_set") validationOrTestSet: union<Table, TabularDataset>
     ) -> coefficientOfDetermination: Float
@@ -182,6 +184,7 @@ This regressor is not modified.
 
     ```sds linenums="89"
     @Pure
+    @Category(DataScienceCategory.ModelingQClassicalRegression)
     fun fit(
         @PythonName("training_set") trainingSet: TabularDataset
     ) -> fittedRegressor: LinearRegressor
@@ -297,9 +300,10 @@ infinity.
 
 ??? quote "Stub code in `Regressor.sdsstub`"
 
-    ```sds linenums="85"
+    ```sds linenums="88"
     @Pure
     @PythonName("mean_absolute_error")
+    @Category(DataScienceCategory.ModelEvaluationQMetric)
     fun meanAbsoluteError(
         @PythonName("validation_or_test_set") validationOrTestSet: union<Table, TabularDataset>
     ) -> meanAbsoluteError: Float
@@ -335,9 +339,10 @@ for other types of data. Because of this, it is not included in the `summarize_m
 
 ??? quote "Stub code in `Regressor.sdsstub`"
 
-    ```sds linenums="109"
+    ```sds linenums="113"
     @Pure
     @PythonName("mean_directional_accuracy")
+    @Category(DataScienceCategory.ModelEvaluationQMetric)
     fun meanDirectionalAccuracy(
         @PythonName("validation_or_test_set") validationOrTestSet: union<Table, TabularDataset>
     ) -> meanDirectionalAccuracy: Float
@@ -371,9 +376,10 @@ infinity.
 
 ??? quote "Stub code in `Regressor.sdsstub`"
 
-    ```sds linenums="131"
+    ```sds linenums="136"
     @Pure
     @PythonName("mean_squared_error")
+    @Category(DataScienceCategory.ModelEvaluationQMetric)
     fun meanSquaredError(
         @PythonName("validation_or_test_set") validationOrTestSet: union<Table, TabularDataset>
     ) -> meanSquaredError: Float
@@ -405,9 +411,10 @@ positive infinity.
 
 ??? quote "Stub code in `Regressor.sdsstub`"
 
-    ```sds linenums="151"
+    ```sds linenums="157"
     @Pure
     @PythonName("median_absolute_deviation")
+    @Category(DataScienceCategory.ModelEvaluationQMetric)
     fun medianAbsoluteDeviation(
         @PythonName("validation_or_test_set") validationOrTestSet: union<Table, TabularDataset>
     ) -> medianAbsoluteDeviation: Float
@@ -462,9 +469,10 @@ Summarize the regressor's metrics on the given data.
 
 ??? quote "Stub code in `Regressor.sdsstub`"
 
-    ```sds linenums="34"
+    ```sds linenums="35"
     @Pure
     @PythonName("summarize_metrics")
+    @Category(DataScienceCategory.ModelEvaluationQMetric)
     fun summarizeMetrics(
         @PythonName("validation_or_test_set") validationOrTestSet: union<Table, TabularDataset>
     ) -> metrics: Table
diff --git a/docs/api/safeds/ml/classical/regression/RandomForestRegressor.md b/docs/api/safeds/ml/classical/regression/RandomForestRegressor.md
index feff35ae3..9f2c16a72 100644
--- a/docs/api/safeds/ml/classical/regression/RandomForestRegressor.md
+++ b/docs/api/safeds/ml/classical/regression/RandomForestRegressor.md
@@ -59,6 +59,7 @@ pipeline example {
          * @result fittedRegressor The fitted regressor.
          */
         @Pure
+        @Category(DataScienceCategory.ModelingQClassicalRegression)
         fun fit(
             @PythonName("training_set") trainingSet: TabularDataset
         ) -> fittedRegressor: RandomForestRegressor
@@ -126,9 +127,10 @@ to 1.0. You can interpret the coefficient of determination as follows:
 
 ??? quote "Stub code in `Regressor.sdsstub`"
 
-    ```sds linenums="65"
+    ```sds linenums="67"
     @Pure
     @PythonName("coefficient_of_determination")
+    @Category(DataScienceCategory.ModelEvaluationQMetric)
     fun coefficientOfDetermination(
         @PythonName("validation_or_test_set") validationOrTestSet: union<Table, TabularDataset>
     ) -> coefficientOfDetermination: Float
@@ -157,6 +159,7 @@ This regressor is not modified.
 
     ```sds linenums="52"
     @Pure
+    @Category(DataScienceCategory.ModelingQClassicalRegression)
     fun fit(
         @PythonName("training_set") trainingSet: TabularDataset
     ) -> fittedRegressor: RandomForestRegressor
@@ -272,9 +275,10 @@ infinity.
 
 ??? quote "Stub code in `Regressor.sdsstub`"
 
-    ```sds linenums="85"
+    ```sds linenums="88"
     @Pure
     @PythonName("mean_absolute_error")
+    @Category(DataScienceCategory.ModelEvaluationQMetric)
     fun meanAbsoluteError(
         @PythonName("validation_or_test_set") validationOrTestSet: union<Table, TabularDataset>
     ) -> meanAbsoluteError: Float
@@ -310,9 +314,10 @@ for other types of data. Because of this, it is not included in the `summarize_m
 
 ??? quote "Stub code in `Regressor.sdsstub`"
 
-    ```sds linenums="109"
+    ```sds linenums="113"
     @Pure
     @PythonName("mean_directional_accuracy")
+    @Category(DataScienceCategory.ModelEvaluationQMetric)
     fun meanDirectionalAccuracy(
         @PythonName("validation_or_test_set") validationOrTestSet: union<Table, TabularDataset>
     ) -> meanDirectionalAccuracy: Float
@@ -346,9 +351,10 @@ infinity.
 
 ??? quote "Stub code in `Regressor.sdsstub`"
 
-    ```sds linenums="131"
+    ```sds linenums="136"
     @Pure
     @PythonName("mean_squared_error")
+    @Category(DataScienceCategory.ModelEvaluationQMetric)
     fun meanSquaredError(
         @PythonName("validation_or_test_set") validationOrTestSet: union<Table, TabularDataset>
     ) -> meanSquaredError: Float
@@ -380,9 +386,10 @@ positive infinity.
 
 ??? quote "Stub code in `Regressor.sdsstub`"
 
-    ```sds linenums="151"
+    ```sds linenums="157"
     @Pure
     @PythonName("median_absolute_deviation")
+    @Category(DataScienceCategory.ModelEvaluationQMetric)
     fun medianAbsoluteDeviation(
         @PythonName("validation_or_test_set") validationOrTestSet: union<Table, TabularDataset>
     ) -> medianAbsoluteDeviation: Float
@@ -437,9 +444,10 @@ Summarize the regressor's metrics on the given data.
 
 ??? quote "Stub code in `Regressor.sdsstub`"
 
-    ```sds linenums="34"
+    ```sds linenums="35"
     @Pure
     @PythonName("summarize_metrics")
+    @Category(DataScienceCategory.ModelEvaluationQMetric)
     fun summarizeMetrics(
         @PythonName("validation_or_test_set") validationOrTestSet: union<Table, TabularDataset>
     ) -> metrics: Table
diff --git a/docs/api/safeds/ml/classical/regression/Regressor.md b/docs/api/safeds/ml/classical/regression/Regressor.md
index b57e92a67..070b9f0b4 100644
--- a/docs/api/safeds/ml/classical/regression/Regressor.md
+++ b/docs/api/safeds/ml/classical/regression/Regressor.md
@@ -38,6 +38,7 @@ A model for regression tasks.
          * @result fittedModel The fitted model.
          */
         @Pure
+        @Category(DataScienceCategory.ModelingQClassicalRegression)
         fun fit(
             @PythonName("training_set") trainingSet: TabularDataset
         ) -> fittedModel: Regressor
@@ -53,6 +54,7 @@ A model for regression tasks.
          */
         @Pure
         @PythonName("summarize_metrics")
+        @Category(DataScienceCategory.ModelEvaluationQMetric)
         fun summarizeMetrics(
             @PythonName("validation_or_test_set") validationOrTestSet: union<Table, TabularDataset>
         ) -> metrics: Table
@@ -84,6 +86,7 @@ A model for regression tasks.
          */
         @Pure
         @PythonName("coefficient_of_determination")
+        @Category(DataScienceCategory.ModelEvaluationQMetric)
         fun coefficientOfDetermination(
             @PythonName("validation_or_test_set") validationOrTestSet: union<Table, TabularDataset>
         ) -> coefficientOfDetermination: Float
@@ -104,6 +107,7 @@ A model for regression tasks.
          */
         @Pure
         @PythonName("mean_absolute_error")
+        @Category(DataScienceCategory.ModelEvaluationQMetric)
         fun meanAbsoluteError(
             @PythonName("validation_or_test_set") validationOrTestSet: union<Table, TabularDataset>
         ) -> meanAbsoluteError: Float
@@ -128,6 +132,7 @@ A model for regression tasks.
          */
         @Pure
         @PythonName("mean_directional_accuracy")
+        @Category(DataScienceCategory.ModelEvaluationQMetric)
         fun meanDirectionalAccuracy(
             @PythonName("validation_or_test_set") validationOrTestSet: union<Table, TabularDataset>
         ) -> meanDirectionalAccuracy: Float
@@ -150,6 +155,7 @@ A model for regression tasks.
          */
         @Pure
         @PythonName("mean_squared_error")
+        @Category(DataScienceCategory.ModelEvaluationQMetric)
         fun meanSquaredError(
             @PythonName("validation_or_test_set") validationOrTestSet: union<Table, TabularDataset>
         ) -> meanSquaredError: Float
@@ -170,6 +176,7 @@ A model for regression tasks.
          */
         @Pure
         @PythonName("median_absolute_deviation")
+        @Category(DataScienceCategory.ModelEvaluationQMetric)
         fun medianAbsoluteDeviation(
             @PythonName("validation_or_test_set") validationOrTestSet: union<Table, TabularDataset>
         ) -> medianAbsoluteDeviation: Float
@@ -219,9 +226,10 @@ to 1.0. You can interpret the coefficient of determination as follows:
 
 ??? quote "Stub code in `Regressor.sdsstub`"
 
-    ```sds linenums="65"
+    ```sds linenums="67"
     @Pure
     @PythonName("coefficient_of_determination")
+    @Category(DataScienceCategory.ModelEvaluationQMetric)
     fun coefficientOfDetermination(
         @PythonName("validation_or_test_set") validationOrTestSet: union<Table, TabularDataset>
     ) -> coefficientOfDetermination: Float
@@ -250,6 +258,7 @@ Create a copy of this model and fit it with the given training data.
 
     ```sds linenums="20"
     @Pure
+    @Category(DataScienceCategory.ModelingQClassicalRegression)
     fun fit(
         @PythonName("training_set") trainingSet: TabularDataset
     ) -> fittedModel: Regressor
@@ -365,9 +374,10 @@ infinity.
 
 ??? quote "Stub code in `Regressor.sdsstub`"
 
-    ```sds linenums="85"
+    ```sds linenums="88"
     @Pure
     @PythonName("mean_absolute_error")
+    @Category(DataScienceCategory.ModelEvaluationQMetric)
     fun meanAbsoluteError(
         @PythonName("validation_or_test_set") validationOrTestSet: union<Table, TabularDataset>
     ) -> meanAbsoluteError: Float
@@ -403,9 +413,10 @@ for other types of data. Because of this, it is not included in the `summarize_m
 
 ??? quote "Stub code in `Regressor.sdsstub`"
 
-    ```sds linenums="109"
+    ```sds linenums="113"
     @Pure
     @PythonName("mean_directional_accuracy")
+    @Category(DataScienceCategory.ModelEvaluationQMetric)
     fun meanDirectionalAccuracy(
         @PythonName("validation_or_test_set") validationOrTestSet: union<Table, TabularDataset>
     ) -> meanDirectionalAccuracy: Float
@@ -439,9 +450,10 @@ infinity.
 
 ??? quote "Stub code in `Regressor.sdsstub`"
 
-    ```sds linenums="131"
+    ```sds linenums="136"
     @Pure
     @PythonName("mean_squared_error")
+    @Category(DataScienceCategory.ModelEvaluationQMetric)
     fun meanSquaredError(
         @PythonName("validation_or_test_set") validationOrTestSet: union<Table, TabularDataset>
     ) -> meanSquaredError: Float
@@ -473,9 +485,10 @@ positive infinity.
 
 ??? quote "Stub code in `Regressor.sdsstub`"
 
-    ```sds linenums="151"
+    ```sds linenums="157"
     @Pure
     @PythonName("median_absolute_deviation")
+    @Category(DataScienceCategory.ModelEvaluationQMetric)
     fun medianAbsoluteDeviation(
         @PythonName("validation_or_test_set") validationOrTestSet: union<Table, TabularDataset>
     ) -> medianAbsoluteDeviation: Float
@@ -530,9 +543,10 @@ Summarize the regressor's metrics on the given data.
 
 ??? quote "Stub code in `Regressor.sdsstub`"
 
-    ```sds linenums="34"
+    ```sds linenums="35"
     @Pure
     @PythonName("summarize_metrics")
+    @Category(DataScienceCategory.ModelEvaluationQMetric)
     fun summarizeMetrics(
         @PythonName("validation_or_test_set") validationOrTestSet: union<Table, TabularDataset>
     ) -> metrics: Table
diff --git a/docs/api/safeds/ml/classical/regression/RidgeRegressor.md b/docs/api/safeds/ml/classical/regression/RidgeRegressor.md
index c308871d3..686403059 100644
--- a/docs/api/safeds/ml/classical/regression/RidgeRegressor.md
+++ b/docs/api/safeds/ml/classical/regression/RidgeRegressor.md
@@ -53,6 +53,7 @@ pipeline example {
          * @result fittedRegressor The fitted regressor.
          */
         @Pure
+        @Category(DataScienceCategory.ModelingQClassicalRegression)
         fun fit(
             @PythonName("training_set") trainingSet: TabularDataset
         ) -> fittedRegressor: RidgeRegressor
@@ -108,9 +109,10 @@ to 1.0. You can interpret the coefficient of determination as follows:
 
 ??? quote "Stub code in `Regressor.sdsstub`"
 
-    ```sds linenums="65"
+    ```sds linenums="67"
     @Pure
     @PythonName("coefficient_of_determination")
+    @Category(DataScienceCategory.ModelEvaluationQMetric)
     fun coefficientOfDetermination(
         @PythonName("validation_or_test_set") validationOrTestSet: union<Table, TabularDataset>
     ) -> coefficientOfDetermination: Float
@@ -139,6 +141,7 @@ This regressor is not modified.
 
     ```sds linenums="43"
     @Pure
+    @Category(DataScienceCategory.ModelingQClassicalRegression)
     fun fit(
         @PythonName("training_set") trainingSet: TabularDataset
     ) -> fittedRegressor: RidgeRegressor
@@ -254,9 +257,10 @@ infinity.
 
 ??? quote "Stub code in `Regressor.sdsstub`"
 
-    ```sds linenums="85"
+    ```sds linenums="88"
     @Pure
     @PythonName("mean_absolute_error")
+    @Category(DataScienceCategory.ModelEvaluationQMetric)
     fun meanAbsoluteError(
         @PythonName("validation_or_test_set") validationOrTestSet: union<Table, TabularDataset>
     ) -> meanAbsoluteError: Float
@@ -292,9 +296,10 @@ for other types of data. Because of this, it is not included in the `summarize_m
 
 ??? quote "Stub code in `Regressor.sdsstub`"
 
-    ```sds linenums="109"
+    ```sds linenums="113"
     @Pure
     @PythonName("mean_directional_accuracy")
+    @Category(DataScienceCategory.ModelEvaluationQMetric)
     fun meanDirectionalAccuracy(
         @PythonName("validation_or_test_set") validationOrTestSet: union<Table, TabularDataset>
     ) -> meanDirectionalAccuracy: Float
@@ -328,9 +333,10 @@ infinity.
 
 ??? quote "Stub code in `Regressor.sdsstub`"
 
-    ```sds linenums="131"
+    ```sds linenums="136"
     @Pure
     @PythonName("mean_squared_error")
+    @Category(DataScienceCategory.ModelEvaluationQMetric)
     fun meanSquaredError(
         @PythonName("validation_or_test_set") validationOrTestSet: union<Table, TabularDataset>
     ) -> meanSquaredError: Float
@@ -362,9 +368,10 @@ positive infinity.
 
 ??? quote "Stub code in `Regressor.sdsstub`"
 
-    ```sds linenums="151"
+    ```sds linenums="157"
     @Pure
     @PythonName("median_absolute_deviation")
+    @Category(DataScienceCategory.ModelEvaluationQMetric)
     fun medianAbsoluteDeviation(
         @PythonName("validation_or_test_set") validationOrTestSet: union<Table, TabularDataset>
     ) -> medianAbsoluteDeviation: Float
@@ -419,9 +426,10 @@ Summarize the regressor's metrics on the given data.
 
 ??? quote "Stub code in `Regressor.sdsstub`"
 
-    ```sds linenums="34"
+    ```sds linenums="35"
     @Pure
     @PythonName("summarize_metrics")
+    @Category(DataScienceCategory.ModelEvaluationQMetric)
     fun summarizeMetrics(
         @PythonName("validation_or_test_set") validationOrTestSet: union<Table, TabularDataset>
     ) -> metrics: Table
diff --git a/docs/api/safeds/ml/classical/regression/SupportVectorRegressor.md b/docs/api/safeds/ml/classical/regression/SupportVectorRegressor.md
index e38f36e74..823ecad85 100644
--- a/docs/api/safeds/ml/classical/regression/SupportVectorRegressor.md
+++ b/docs/api/safeds/ml/classical/regression/SupportVectorRegressor.md
@@ -87,6 +87,7 @@ pipeline example {
          * @result fittedRegressor The fitted regressor.
          */
         @Pure
+        @Category(DataScienceCategory.ModelingQClassicalRegression)
         fun fit(
             @PythonName("training_set") trainingSet: TabularDataset
         ) -> fittedRegressor: SupportVectorRegressor
@@ -148,9 +149,10 @@ to 1.0. You can interpret the coefficient of determination as follows:
 
 ??? quote "Stub code in `Regressor.sdsstub`"
 
-    ```sds linenums="65"
+    ```sds linenums="67"
     @Pure
     @PythonName("coefficient_of_determination")
+    @Category(DataScienceCategory.ModelEvaluationQMetric)
     fun coefficientOfDetermination(
         @PythonName("validation_or_test_set") validationOrTestSet: union<Table, TabularDataset>
     ) -> coefficientOfDetermination: Float
@@ -179,6 +181,7 @@ This regressor is not modified.
 
     ```sds linenums="80"
     @Pure
+    @Category(DataScienceCategory.ModelingQClassicalRegression)
     fun fit(
         @PythonName("training_set") trainingSet: TabularDataset
     ) -> fittedRegressor: SupportVectorRegressor
@@ -294,9 +297,10 @@ infinity.
 
 ??? quote "Stub code in `Regressor.sdsstub`"
 
-    ```sds linenums="85"
+    ```sds linenums="88"
     @Pure
     @PythonName("mean_absolute_error")
+    @Category(DataScienceCategory.ModelEvaluationQMetric)
     fun meanAbsoluteError(
         @PythonName("validation_or_test_set") validationOrTestSet: union<Table, TabularDataset>
     ) -> meanAbsoluteError: Float
@@ -332,9 +336,10 @@ for other types of data. Because of this, it is not included in the `summarize_m
 
 ??? quote "Stub code in `Regressor.sdsstub`"
 
-    ```sds linenums="109"
+    ```sds linenums="113"
     @Pure
     @PythonName("mean_directional_accuracy")
+    @Category(DataScienceCategory.ModelEvaluationQMetric)
     fun meanDirectionalAccuracy(
         @PythonName("validation_or_test_set") validationOrTestSet: union<Table, TabularDataset>
     ) -> meanDirectionalAccuracy: Float
@@ -368,9 +373,10 @@ infinity.
 
 ??? quote "Stub code in `Regressor.sdsstub`"
 
-    ```sds linenums="131"
+    ```sds linenums="136"
     @Pure
     @PythonName("mean_squared_error")
+    @Category(DataScienceCategory.ModelEvaluationQMetric)
     fun meanSquaredError(
         @PythonName("validation_or_test_set") validationOrTestSet: union<Table, TabularDataset>
     ) -> meanSquaredError: Float
@@ -402,9 +408,10 @@ positive infinity.
 
 ??? quote "Stub code in `Regressor.sdsstub`"
 
-    ```sds linenums="151"
+    ```sds linenums="157"
     @Pure
     @PythonName("median_absolute_deviation")
+    @Category(DataScienceCategory.ModelEvaluationQMetric)
     fun medianAbsoluteDeviation(
         @PythonName("validation_or_test_set") validationOrTestSet: union<Table, TabularDataset>
     ) -> medianAbsoluteDeviation: Float
@@ -459,9 +466,10 @@ Summarize the regressor's metrics on the given data.
 
 ??? quote "Stub code in `Regressor.sdsstub`"
 
-    ```sds linenums="34"
+    ```sds linenums="35"
     @Pure
     @PythonName("summarize_metrics")
+    @Category(DataScienceCategory.ModelEvaluationQMetric)
     fun summarizeMetrics(
         @PythonName("validation_or_test_set") validationOrTestSet: union<Table, TabularDataset>
     ) -> metrics: Table
diff --git a/docs/api/safeds/ml/metrics/ClassificationMetrics.md b/docs/api/safeds/ml/metrics/ClassificationMetrics.md
index 0de85e404..9e63bda85 100644
--- a/docs/api/safeds/ml/metrics/ClassificationMetrics.md
+++ b/docs/api/safeds/ml/metrics/ClassificationMetrics.md
@@ -18,6 +18,7 @@ A collection of classification metrics.
          * @result metrics A table containing the classification metrics.
          */
         @Pure
+        @Category(DataScienceCategory.ModelEvaluationQMetric)
         static fun summarize(
             predicted: union<Column<Any>, TabularDataset, TimeSeriesDataset>,
             expected: union<Column<Any>, TabularDataset, TimeSeriesDataset>,
@@ -36,6 +37,7 @@ A collection of classification metrics.
          * @result accuracy The calculated accuracy.
          */
         @Pure
+        @Category(DataScienceCategory.ModelEvaluationQMetric)
         static fun accuracy(
             predicted: union<Column<Any>, TabularDataset, TimeSeriesDataset>,
             expected: union<Column<Any>, TabularDataset, TimeSeriesDataset>
@@ -55,6 +57,7 @@ A collection of classification metrics.
          */
         @Pure
         @PythonName("f1_score")
+        @Category(DataScienceCategory.ModelEvaluationQMetric)
         static fun f1Score(
             predicted: union<Column<Any>, TabularDataset, TimeSeriesDataset>,
             expected: union<Column<Any>, TabularDataset, TimeSeriesDataset>,
@@ -74,6 +77,7 @@ A collection of classification metrics.
          * @result precision The calculated precision.
          */
         @Pure
+        @Category(DataScienceCategory.ModelEvaluationQMetric)
         static fun precision(
             predicted: union<Column<Any>, TabularDataset, TimeSeriesDataset>,
             expected: union<Column<Any>, TabularDataset, TimeSeriesDataset>,
@@ -93,6 +97,7 @@ A collection of classification metrics.
          * @result recall The calculated recall.
          */
         @Pure
+        @Category(DataScienceCategory.ModelEvaluationQMetric)
         static fun recall(
             predicted: union<Column<Any>, TabularDataset, TimeSeriesDataset>,
             expected: union<Column<Any>, TabularDataset, TimeSeriesDataset>,
@@ -124,8 +129,9 @@ better. Results range from 0.0 to 1.0.
 
 ??? quote "Stub code in `ClassificationMetrics.sdsstub`"
 
-    ```sds linenums="37"
+    ```sds linenums="38"
     @Pure
+    @Category(DataScienceCategory.ModelEvaluationQMetric)
     static fun accuracy(
         predicted: union<Column<Any>, TabularDataset, TimeSeriesDataset>,
         expected: union<Column<Any>, TabularDataset, TimeSeriesDataset>
@@ -156,9 +162,10 @@ classifier. Results range from 0.0 to 1.0.
 
 ??? quote "Stub code in `ClassificationMetrics.sdsstub`"
 
-    ```sds linenums="55"
+    ```sds linenums="57"
     @Pure
     @PythonName("f1_score")
+    @Category(DataScienceCategory.ModelEvaluationQMetric)
     static fun f1Score(
         predicted: union<Column<Any>, TabularDataset, TimeSeriesDataset>,
         expected: union<Column<Any>, TabularDataset, TimeSeriesDataset>,
@@ -190,8 +197,9 @@ better the classifier. Results range from 0.0 to 1.0.
 
 ??? quote "Stub code in `ClassificationMetrics.sdsstub`"
 
-    ```sds linenums="75"
+    ```sds linenums="78"
     @Pure
+    @Category(DataScienceCategory.ModelEvaluationQMetric)
     static fun precision(
         predicted: union<Column<Any>, TabularDataset, TimeSeriesDataset>,
         expected: union<Column<Any>, TabularDataset, TimeSeriesDataset>,
@@ -223,8 +231,9 @@ better the classifier. Results range from 0.0 to 1.0.
 
 ??? quote "Stub code in `ClassificationMetrics.sdsstub`"
 
-    ```sds linenums="94"
+    ```sds linenums="98"
     @Pure
+    @Category(DataScienceCategory.ModelEvaluationQMetric)
     static fun recall(
         predicted: union<Column<Any>, TabularDataset, TimeSeriesDataset>,
         expected: union<Column<Any>, TabularDataset, TimeSeriesDataset>,
@@ -255,6 +264,7 @@ Summarize classification metrics on the given data.
 
     ```sds linenums="19"
     @Pure
+    @Category(DataScienceCategory.ModelEvaluationQMetric)
     static fun summarize(
         predicted: union<Column<Any>, TabularDataset, TimeSeriesDataset>,
         expected: union<Column<Any>, TabularDataset, TimeSeriesDataset>,
diff --git a/docs/api/safeds/ml/metrics/RegressionMetrics.md b/docs/api/safeds/ml/metrics/RegressionMetrics.md
index 9ec2f7134..9856e4f90 100644
--- a/docs/api/safeds/ml/metrics/RegressionMetrics.md
+++ b/docs/api/safeds/ml/metrics/RegressionMetrics.md
@@ -17,6 +17,7 @@ A collection of regression metrics.
          * @result metrics A table containing the regression metrics.
          */
         @Pure
+        @Category(DataScienceCategory.ModelEvaluationQMetric)
         static fun summarize(
             predicted: union<Column<Any>, TabularDataset, TimeSeriesDataset>,
             expected: union<Column<Any>, TabularDataset, TimeSeriesDataset>
@@ -47,6 +48,7 @@ A collection of regression metrics.
          */
         @Pure
         @PythonName("coefficient_of_determination")
+        @Category(DataScienceCategory.ModelEvaluationQMetric)
         static fun coefficientOfDetermination(
             predicted: union<Column<Any>, TabularDataset, TimeSeriesDataset>,
             expected: union<Column<Any>, TabularDataset, TimeSeriesDataset>
@@ -66,6 +68,7 @@ A collection of regression metrics.
          */
         @Pure
         @PythonName("mean_absolute_error")
+        @Category(DataScienceCategory.ModelEvaluationQMetric)
         static fun meanAbsoluteError(
             predicted: union<Column<Any>, TabularDataset, TimeSeriesDataset>,
             expected: union<Column<Any>, TabularDataset, TimeSeriesDataset>
@@ -89,6 +92,7 @@ A collection of regression metrics.
          */
         @Pure
         @PythonName("mean_directional_accuracy")
+        @Category(DataScienceCategory.ModelEvaluationQMetric)
         static fun meanDirectionalAccuracy(
             predicted: union<Column<Any>, TabularDataset, TimeSeriesDataset>,
             expected: union<Column<Any>, TabularDataset, TimeSeriesDataset>
@@ -110,6 +114,7 @@ A collection of regression metrics.
          */
         @Pure
         @PythonName("mean_squared_error")
+        @Category(DataScienceCategory.ModelEvaluationQMetric)
         static fun meanSquaredError(
             predicted: union<Column<Any>, TabularDataset, TimeSeriesDataset>,
             expected: union<Column<Any>, TabularDataset, TimeSeriesDataset>
@@ -129,6 +134,7 @@ A collection of regression metrics.
          */
         @Pure
         @PythonName("median_absolute_deviation")
+        @Category(DataScienceCategory.ModelEvaluationQMetric)
         static fun medianAbsoluteDeviation(
             predicted: union<Column<Any>, TabularDataset, TimeSeriesDataset>,
             expected: union<Column<Any>, TabularDataset, TimeSeriesDataset>
@@ -171,9 +177,10 @@ to 1.0. You can interpret the coefficient of determination as follows:
 
 ??? quote "Stub code in `RegressionMetrics.sdsstub`"
 
-    ```sds linenums="47"
+    ```sds linenums="48"
     @Pure
     @PythonName("coefficient_of_determination")
+    @Category(DataScienceCategory.ModelEvaluationQMetric)
     static fun coefficientOfDetermination(
         predicted: union<Column<Any>, TabularDataset, TimeSeriesDataset>,
         expected: union<Column<Any>, TabularDataset, TimeSeriesDataset>
@@ -204,9 +211,10 @@ infinity.
 
 ??? quote "Stub code in `RegressionMetrics.sdsstub`"
 
-    ```sds linenums="66"
+    ```sds linenums="68"
     @Pure
     @PythonName("mean_absolute_error")
+    @Category(DataScienceCategory.ModelEvaluationQMetric)
     static fun meanAbsoluteError(
         predicted: union<Column<Any>, TabularDataset, TimeSeriesDataset>,
         expected: union<Column<Any>, TabularDataset, TimeSeriesDataset>
@@ -241,9 +249,10 @@ for other types of data. Because of this, it is not included in the `summarize`
 
 ??? quote "Stub code in `RegressionMetrics.sdsstub`"
 
-    ```sds linenums="89"
+    ```sds linenums="92"
     @Pure
     @PythonName("mean_directional_accuracy")
+    @Category(DataScienceCategory.ModelEvaluationQMetric)
     static fun meanDirectionalAccuracy(
         predicted: union<Column<Any>, TabularDataset, TimeSeriesDataset>,
         expected: union<Column<Any>, TabularDataset, TimeSeriesDataset>
@@ -276,9 +285,10 @@ infinity.
 
 ??? quote "Stub code in `RegressionMetrics.sdsstub`"
 
-    ```sds linenums="110"
+    ```sds linenums="114"
     @Pure
     @PythonName("mean_squared_error")
+    @Category(DataScienceCategory.ModelEvaluationQMetric)
     static fun meanSquaredError(
         predicted: union<Column<Any>, TabularDataset, TimeSeriesDataset>,
         expected: union<Column<Any>, TabularDataset, TimeSeriesDataset>
@@ -309,9 +319,10 @@ positive infinity.
 
 ??? quote "Stub code in `RegressionMetrics.sdsstub`"
 
-    ```sds linenums="129"
+    ```sds linenums="134"
     @Pure
     @PythonName("median_absolute_deviation")
+    @Category(DataScienceCategory.ModelEvaluationQMetric)
     static fun medianAbsoluteDeviation(
         predicted: union<Column<Any>, TabularDataset, TimeSeriesDataset>,
         expected: union<Column<Any>, TabularDataset, TimeSeriesDataset>
@@ -340,6 +351,7 @@ Summarize regression metrics on the given data.
 
     ```sds linenums="18"
     @Pure
+    @Category(DataScienceCategory.ModelEvaluationQMetric)
     static fun summarize(
         predicted: union<Column<Any>, TabularDataset, TimeSeriesDataset>,
         expected: union<Column<Any>, TabularDataset, TimeSeriesDataset>
diff --git a/docs/api/safeds/ml/nn/layers/AveragePooling2DLayer.md b/docs/api/safeds/ml/nn/layers/AveragePooling2DLayer.md
index 6e8fc255b..29765246f 100644
--- a/docs/api/safeds/ml/nn/layers/AveragePooling2DLayer.md
+++ b/docs/api/safeds/ml/nn/layers/AveragePooling2DLayer.md
@@ -16,7 +16,7 @@ An average pooling 2D Layer.
 
 ??? quote "Stub code in `AveragePooling2DLayer.sdsstub`"
 
-    ```sds linenums="14"
+    ```sds linenums="15"
     class AveragePooling2DLayer(
         @PythonName("kernel_size") kernelSize: Int,
         stride: Int = -1,
diff --git a/docs/api/safeds/ml/nn/layers/Convolutional2DLayer.md b/docs/api/safeds/ml/nn/layers/Convolutional2DLayer.md
index 63670b289..a4b950dae 100644
--- a/docs/api/safeds/ml/nn/layers/Convolutional2DLayer.md
+++ b/docs/api/safeds/ml/nn/layers/Convolutional2DLayer.md
@@ -21,7 +21,7 @@ A convolutional 2D Layer.
 
 ??? quote "Stub code in `Convolutional2DLayer.sdsstub`"
 
-    ```sds linenums="15"
+    ```sds linenums="16"
     class Convolutional2DLayer(
         @PythonName("output_channel") outputChannel: Int,
         @PythonName("kernel_size") kernelSize: Int,
diff --git a/docs/api/safeds/ml/nn/layers/ConvolutionalTranspose2DLayer.md b/docs/api/safeds/ml/nn/layers/ConvolutionalTranspose2DLayer.md
index 9d3da8d8f..3aa51dd63 100644
--- a/docs/api/safeds/ml/nn/layers/ConvolutionalTranspose2DLayer.md
+++ b/docs/api/safeds/ml/nn/layers/ConvolutionalTranspose2DLayer.md
@@ -18,7 +18,7 @@ A convolutional transpose 2D Layer.
 
 ??? quote "Stub code in `ConvolutionalTranspose2DLayer.sdsstub`"
 
-    ```sds linenums="16"
+    ```sds linenums="17"
     class ConvolutionalTranspose2DLayer(
         @PythonName("output_channel") outputChannel: Int,
         @PythonName("kernel_size") kernelSize: Int,
diff --git a/docs/api/safeds/ml/nn/layers/DropoutLayer.md b/docs/api/safeds/ml/nn/layers/DropoutLayer.md
index 5d8e8275f..9931af73b 100644
--- a/docs/api/safeds/ml/nn/layers/DropoutLayer.md
+++ b/docs/api/safeds/ml/nn/layers/DropoutLayer.md
@@ -14,7 +14,7 @@ A dropout layer.
 
 ??? quote "Stub code in `DropoutLayer.sdsstub`"
 
-    ```sds linenums="11"
+    ```sds linenums="12"
     class DropoutLayer(
         probability: Float
     ) sub Layer {
diff --git a/docs/api/safeds/ml/nn/layers/FlattenLayer.md b/docs/api/safeds/ml/nn/layers/FlattenLayer.md
index 96d468ac0..9c7ba558a 100644
--- a/docs/api/safeds/ml/nn/layers/FlattenLayer.md
+++ b/docs/api/safeds/ml/nn/layers/FlattenLayer.md
@@ -8,7 +8,7 @@ A flatten layer.
 
 ??? quote "Stub code in `FlattenLayer.sdsstub`"
 
-    ```sds linenums="10"
+    ```sds linenums="11"
     class FlattenLayer() sub Layer {
         /**
          * Get the input_size of this layer.
diff --git a/docs/api/safeds/ml/nn/layers/ForwardLayer.md b/docs/api/safeds/ml/nn/layers/ForwardLayer.md
index 3b6525fd5..36242217c 100644
--- a/docs/api/safeds/ml/nn/layers/ForwardLayer.md
+++ b/docs/api/safeds/ml/nn/layers/ForwardLayer.md
@@ -15,7 +15,7 @@ A fully connected forward layer.
 
 ??? quote "Stub code in `ForwardLayer.sdsstub`"
 
-    ```sds linenums="12"
+    ```sds linenums="13"
     class ForwardLayer(
         @PythonName("neuron_count") neuronCount: Int,
         @PythonName("overwrite_activation_function") activationFunction: literal<"sigmoid", "relu", "softmax", "none", "notset"> = "notset"
diff --git a/docs/api/safeds/ml/nn/layers/GRULayer.md b/docs/api/safeds/ml/nn/layers/GRULayer.md
index 00bd90467..130d23cc5 100644
--- a/docs/api/safeds/ml/nn/layers/GRULayer.md
+++ b/docs/api/safeds/ml/nn/layers/GRULayer.md
@@ -14,7 +14,7 @@ A gated recurrent unit (GRU) layer.
 
 ??? quote "Stub code in `GRULayer.sdsstub`"
 
-    ```sds linenums="10"
+    ```sds linenums="11"
     class GRULayer(
         @PythonName("neuron_count") neuronCount: Int
     ) sub Layer {
diff --git a/docs/src/lexer/safe_ds_lexer/_safe_ds_lexer.py b/docs/src/lexer/safe_ds_lexer/_safe_ds_lexer.py
index 5be9a27b3..93233b1ac 100644
--- a/docs/src/lexer/safe_ds_lexer/_safe_ds_lexer.py
+++ b/docs/src/lexer/safe_ds_lexer/_safe_ds_lexer.py
@@ -40,7 +40,6 @@
     "literal",
     "out",
     "private",
-    "schema",
     "static",
     "this",
     "union",
diff --git a/packages/safe-ds-lang/src/language/generation/safe-ds-markdown-generator.ts b/packages/safe-ds-lang/src/language/generation/safe-ds-markdown-generator.ts
index b860ef504..194cc93dc 100644
--- a/packages/safe-ds-lang/src/language/generation/safe-ds-markdown-generator.ts
+++ b/packages/safe-ds-lang/src/language/generation/safe-ds-markdown-generator.ts
@@ -9,7 +9,6 @@ import {
     isSdsFunction,
     isSdsModule,
     isSdsPipeline,
-    isSdsSchema,
     isSdsSegment,
     SdsAnnotation,
     SdsAttribute,
@@ -22,14 +21,12 @@ import {
     SdsModuleMember,
     SdsParameter,
     SdsResult,
-    SdsSchema,
     SdsSegment,
     SdsTypeParameter,
 } from '../generated/ast.js';
 import {
     Class,
     getClassMembers,
-    getColumns,
     getEnumVariants,
     getModuleMembers,
     getPackageName,
@@ -138,8 +135,6 @@ export class SafeDsMarkdownGenerator {
         } else if (isSdsPipeline(node)) {
             // Pipelines cannot be called, so they are not documented
             return undefined;
-        } else if (isSdsSchema(node)) {
-            return this.describeSchema(node, state);
         } else if (isSdsSegment(node)) {
             return this.describeSegment(node, state);
         } else {
@@ -429,39 +424,6 @@ export class SafeDsMarkdownGenerator {
         return result;
     }
 
-    private describeSchema(node: SdsSchema, state: DetailsState): string {
-        let result = this.renderPreamble(node, state, 'schema');
-
-        // Columns
-        const columns = getColumns(node);
-        if (!isEmpty(columns)) {
-            result += '\n**Columns:**\n\n';
-            result += '| Name | Type |\n';
-            result += '|------|------|\n';
-
-            for (const column of columns) {
-                const name = column.columnName.value;
-                const type = this.typeComputer.computeType(column.columnType);
-
-                result += `| \`${name}\` | ${this.renderType(type, state.knownPaths)} |\n`;
-            }
-        }
-
-        // Examples
-        const examples = this.renderExamples(node);
-        if (examples) {
-            result += `\n**Examples:**\n\n${examples}`;
-        }
-
-        // Source code
-        const sourceCode = this.renderSourceCode(node);
-        if (sourceCode) {
-            result += `\n${sourceCode}`;
-        }
-
-        return result;
-    }
-
     private describeSegment(node: SdsSegment, state: DetailsState): string {
         let result = this.renderPreamble(node, state, 'segment');
 
diff --git a/packages/safe-ds-lang/src/language/grammar/safe-ds.langium b/packages/safe-ds-lang/src/language/grammar/safe-ds.langium
index a38a1b076..73ebf3849 100644
--- a/packages/safe-ds-lang/src/language/grammar/safe-ds.langium
+++ b/packages/safe-ds-lang/src/language/grammar/safe-ds.langium
@@ -138,9 +138,6 @@ SdsAnnotatedModuleMember returns SdsModuleMember:
         visibility=SdsVisibility?
         SdsFunctionFragment
 
-      | {SdsSchema.annotationCallList=current}
-        SdsSchemaFragment
-
       | {SdsPipeline.annotationCallList=current}
         SdsPipelineFragment
 
@@ -165,9 +162,6 @@ SdsUnannotatedModuleMember returns SdsModuleMember:
       visibility=SdsVisibility?
       SdsFunctionFragment
 
-    | {SdsSchema}
-      SdsSchemaFragment
-
     | {SdsPipeline}
       SdsPipelineFragment
 
@@ -1071,39 +1065,6 @@ SdsTypeArgument returns SdsTypeArgument:
 ;
 
 
-// -----------------------------------------------------------------------------
-// Schemas
-// -----------------------------------------------------------------------------
-
-interface SdsSchema extends SdsModuleMember {
-    columnList: SdsColumnList
-}
-
-fragment SdsSchemaFragment:
-    visibility=SdsVisibility?
-    'schema'
-    name=ID
-    columnList=SdsColumnList
-;
-
-interface SdsColumnList extends SdsObject {
-    columns: SdsColumn[]
-}
-
-SdsColumnList returns SdsColumnList:
-    {SdsColumnList} '{' (columns+=SdsColumn  (',' columns+=SdsColumn)* ','? )? '}'
-;
-
-interface SdsColumn extends SdsObject {
-    columnName: SdsString
-    columnType: SdsType
-}
-
-SdsColumn returns SdsColumn:
-    columnName=SdsString ":" columnType=SdsType
-;
-
-
 // -----------------------------------------------------------------------------
 // Terminals
 // -----------------------------------------------------------------------------
diff --git a/packages/safe-ds-lang/src/language/helpers/nodeProperties.ts b/packages/safe-ds-lang/src/language/helpers/nodeProperties.ts
index ce157692d..cddb03906 100644
--- a/packages/safe-ds-lang/src/language/helpers/nodeProperties.ts
+++ b/packages/safe-ds-lang/src/language/helpers/nodeProperties.ts
@@ -23,7 +23,6 @@ import {
     isSdsPipeline,
     isSdsPlaceholder,
     isSdsQualifiedImport,
-    isSdsSchema,
     isSdsSegment,
     isSdsTypeArgumentList,
     isSdsTypeParameter,
@@ -43,7 +42,6 @@ import {
     SdsCallable,
     SdsClass,
     SdsClassMember,
-    SdsColumn,
     SdsConstraint,
     SdsDeclaration,
     SdsEnum,
@@ -62,7 +60,6 @@ import {
     SdsQualifiedImport,
     SdsResult,
     SdsResultList,
-    SdsSchema,
     SdsStatement,
     SdsType,
     SdsTypeArgument,
@@ -200,14 +197,14 @@ export namespace TypeParameter {
  * Checks whether the declaration is valid in a pipeline file.
  */
 export const isValidPipelineDeclaration = (node: SdsDeclaration): boolean => {
-    return isSdsPipeline(node) || isSdsSchema(node) || isSdsSegment(node);
+    return isSdsPipeline(node) || isSdsSegment(node);
 };
 
 /**
  * Checks whether the declaration is valid in a stub file.
  */
 export const isValidStubDeclaration = (node: SdsDeclaration): boolean => {
-    return isSdsAnnotation(node) || isSdsClass(node) || isSdsEnum(node) || isSdsFunction(node) || isSdsSchema(node);
+    return isSdsAnnotation(node) || isSdsClass(node) || isSdsEnum(node) || isSdsFunction(node);
 };
 
 // -------------------------------------------------------------------------------------------------
@@ -303,10 +300,6 @@ export const getConstraints = (node: SdsCallable | undefined): SdsConstraint[] =
     }
 };
 
-export const getColumns = (node: SdsSchema | undefined): SdsColumn[] => {
-    return node?.columnList?.columns ?? [];
-};
-
 export const getEnumVariants = (node: SdsEnum | undefined): SdsEnumVariant[] => {
     return node?.body?.variants ?? [];
 };
diff --git a/packages/safe-ds-lang/src/language/lsp/safe-ds-completion-provider.ts b/packages/safe-ds-lang/src/language/lsp/safe-ds-completion-provider.ts
index 0810c2af3..2172f07aa 100644
--- a/packages/safe-ds-lang/src/language/lsp/safe-ds-completion-provider.ts
+++ b/packages/safe-ds-lang/src/language/lsp/safe-ds-completion-provider.ts
@@ -16,7 +16,6 @@ import {
     isSdsTypeParameter,
     SdsAnnotation,
     SdsPipeline,
-    SdsSchema,
 } from '../generated/ast.js';
 import { Class, getPackageName } from '../helpers/nodeProperties.js';
 import { isInPipelineFile, isInStubFile } from '../helpers/fileExtensions.js';
@@ -47,7 +46,7 @@ export class SafeDsCompletionProvider extends DefaultCompletionProvider {
             .filter((description) => this.filterReferenceCandidate(refInfo, description));
     }
 
-    private illegalNodeTypesForReferences = new Set([SdsAnnotation, SdsPipeline, SdsSchema]);
+    private illegalNodeTypesForReferences = new Set([SdsAnnotation, SdsPipeline]);
 
     private filterReferenceCandidate(refInfo: ReferenceInfo, description: AstNodeDescription): boolean {
         if (isSdsNamedType(refInfo.container)) {
diff --git a/packages/safe-ds-lang/src/language/lsp/safe-ds-formatter.ts b/packages/safe-ds-lang/src/language/lsp/safe-ds-formatter.ts
index ce145db90..88c0e2559 100644
--- a/packages/safe-ds-lang/src/language/lsp/safe-ds-formatter.ts
+++ b/packages/safe-ds-lang/src/language/lsp/safe-ds-formatter.ts
@@ -180,17 +180,6 @@ export class SafeDsFormatter extends AbstractFormatter {
         } else if (ast.isSdsTypeArgument(node)) {
             this.formatSdsTypeArgument(node);
         }
-
-        // -----------------------------------------------------------------------------
-        // Schemas
-        // -----------------------------------------------------------------------------
-        else if (ast.isSdsSchema(node)) {
-            this.formatSdsSchema(node);
-        } else if (ast.isSdsColumnList(node)) {
-            this.formatSdsColumnList(node);
-        } else if (ast.isSdsColumn(node)) {
-            this.formatSdsColumn(node);
-        }
     }
 
     // -----------------------------------------------------------------------------
@@ -960,38 +949,6 @@ export class SafeDsFormatter extends AbstractFormatter {
         }
     }
 
-    // -----------------------------------------------------------------------------
-    // Schemas
-    // -----------------------------------------------------------------------------
-
-    private formatSdsSchema(node: ast.SdsSchema) {
-        const formatter = this.getNodeFormatter(node);
-
-        this.formatVisibilityAndKeyword(formatter, node, 'schema');
-        formatter.property('name').prepend(oneSpace());
-        formatter.property('columnList').prepend(oneSpace());
-    }
-
-    private formatSdsColumnList(node: ast.SdsColumnList) {
-        const formatter = this.getNodeFormatter(node);
-        const columns = node.columns ?? [];
-
-        if (columns.length === 0) {
-            formatter.keyword('{').append(noSpace());
-            formatter.keyword('}').prepend(noSpace());
-        } else {
-            formatter.nodes(...columns).prepend(indent());
-            formatter.keywords(',').prepend(noSpace());
-            formatter.keyword('}').prepend(newLine());
-        }
-    }
-
-    private formatSdsColumn(node: ast.SdsColumn) {
-        const formatter = this.getNodeFormatter(node);
-
-        formatter.keyword(':').prepend(noSpace()).append(oneSpace());
-    }
-
     // -----------------------------------------------------------------------------
     // Helpers
     // -----------------------------------------------------------------------------
diff --git a/packages/safe-ds-lang/src/language/lsp/safe-ds-node-kind-provider.ts b/packages/safe-ds-lang/src/language/lsp/safe-ds-node-kind-provider.ts
index 05ef99b55..b27cfafac 100644
--- a/packages/safe-ds-lang/src/language/lsp/safe-ds-node-kind-provider.ts
+++ b/packages/safe-ds-lang/src/language/lsp/safe-ds-node-kind-provider.ts
@@ -15,7 +15,6 @@ import {
     SdsPipeline,
     SdsPlaceholder,
     SdsResult,
-    SdsSchema,
     SdsSegment,
     SdsTypeParameter,
 } from '../generated/ast.js';
@@ -56,8 +55,6 @@ export class SafeDsNodeKindProvider implements NodeKindProvider {
                 return SymbolKind.Variable;
             case SdsResult:
                 return SymbolKind.Variable;
-            case SdsSchema:
-                return SymbolKind.Struct;
             case SdsSegment:
                 return SymbolKind.Function;
             case SdsTypeParameter:
@@ -102,8 +99,6 @@ export class SafeDsNodeKindProvider implements NodeKindProvider {
                 return CompletionItemKind.Variable;
             case SdsResult:
                 return CompletionItemKind.Variable;
-            case SdsSchema:
-                return CompletionItemKind.Struct;
             case SdsSegment:
                 return CompletionItemKind.Function;
             case SdsTypeParameter:
diff --git a/packages/safe-ds-lang/src/language/lsp/safe-ds-semantic-token-provider.ts b/packages/safe-ds-lang/src/language/lsp/safe-ds-semantic-token-provider.ts
index 19f0a0f99..1aa1a93a5 100644
--- a/packages/safe-ds-lang/src/language/lsp/safe-ds-semantic-token-provider.ts
+++ b/packages/safe-ds-lang/src/language/lsp/safe-ds-semantic-token-provider.ts
@@ -23,7 +23,6 @@ import {
     isSdsPlaceholder,
     isSdsReference,
     isSdsResult,
-    isSdsSchema,
     isSdsSegment,
     isSdsTypeArgument,
     isSdsTypeParameter,
@@ -215,11 +214,6 @@ export class SafeDsSemanticTokenProvider extends AbstractSemanticTokenProvider {
                 type: SemanticTokenTypes.parameter,
                 modifier: additionalModifiers,
             };
-        } else if (isSdsSchema(node)) {
-            return {
-                type: SemanticTokenTypes.type,
-                modifier: additionalModifiers,
-            };
         } else if (isSdsSegment(node)) {
             return {
                 type: SemanticTokenTypes.function,
diff --git a/packages/safe-ds-lang/src/language/typing/safe-ds-type-computer.ts b/packages/safe-ds-lang/src/language/typing/safe-ds-type-computer.ts
index 2dddb674d..03d4bb312 100644
--- a/packages/safe-ds-lang/src/language/typing/safe-ds-type-computer.ts
+++ b/packages/safe-ds-lang/src/language/typing/safe-ds-type-computer.ts
@@ -34,7 +34,6 @@ import {
     isSdsPrefixOperation,
     isSdsReference,
     isSdsResult,
-    isSdsSchema,
     isSdsSegment,
     isSdsTemplateString,
     isSdsThis,
@@ -249,8 +248,6 @@ export class SafeDsTypeComputer {
             return UnknownType;
         } else if (isSdsResult(node)) {
             return this.computeType(node.type);
-        } else if (isSdsSchema(node)) {
-            return UnknownType;
         } else if (isSdsSegment(node)) {
             return this.computeTypeOfCallableWithManifestTypes(node);
         } else if (isSdsTypeParameter(node)) {
diff --git a/packages/safe-ds-lang/src/language/validation/builtins/targets.ts b/packages/safe-ds-lang/src/language/validation/builtins/targets.ts
index 7446738c9..768096e74 100644
--- a/packages/safe-ds-lang/src/language/validation/builtins/targets.ts
+++ b/packages/safe-ds-lang/src/language/validation/builtins/targets.ts
@@ -11,7 +11,6 @@ import {
     isSdsParameter,
     isSdsPipeline,
     isSdsResult,
-    isSdsSchema,
     isSdsSegment,
     isSdsTypeParameter,
     SdsAnnotation,
@@ -144,11 +143,6 @@ const getActualTarget = (node: SdsAnnotationCall): GetActualTargetResult | void
             enumVariantName: 'Result',
             prettyName: 'a result',
         };
-    } else if (isSdsSchema(annotatedObject)) {
-        return {
-            enumVariantName: 'Schema',
-            prettyName: 'a schema',
-        };
     } else if (isSdsSegment(annotatedObject)) {
         return {
             enumVariantName: 'Segment',
diff --git a/packages/safe-ds-lang/src/language/validation/experimentalLanguageFeatures.ts b/packages/safe-ds-lang/src/language/validation/experimentalLanguageFeatures.ts
index b2eafa304..8e056bde9 100644
--- a/packages/safe-ds-lang/src/language/validation/experimentalLanguageFeatures.ts
+++ b/packages/safe-ds-lang/src/language/validation/experimentalLanguageFeatures.ts
@@ -1,11 +1,5 @@
 import { AstUtils, ValidationAcceptor } from 'langium';
-import {
-    isSdsUnionType,
-    type SdsConstraintList,
-    type SdsLiteralType,
-    SdsSchema,
-    type SdsUnionType,
-} from '../generated/ast.js';
+import { isSdsUnionType, type SdsConstraintList, type SdsLiteralType, type SdsUnionType } from '../generated/ast.js';
 import { SafeDsServices } from '../safe-ds-module.js';
 
 export const CODE_EXPERIMENTAL_LANGUAGE_FEATURE = 'experimental/language-feature';
@@ -44,23 +38,6 @@ export const literalTypesShouldBeUsedWithCaution = (services: SafeDsServices) =>
     };
 };
 
-export const schemasShouldBeUsedWithCaution = (services: SafeDsServices) => {
-    const settingsProvider = services.workspace.SettingsProvider;
-
-    return (node: SdsSchema, accept: ValidationAcceptor) => {
-        if (!settingsProvider.shouldValidateExperimentalLanguageFeatures()) {
-            /* c8 ignore next 2 */
-            return;
-        }
-
-        accept('warning', 'Schemas are experimental and may change without prior notice.', {
-            node,
-            property: 'name',
-            code: CODE_EXPERIMENTAL_LANGUAGE_FEATURE,
-        });
-    };
-};
-
 export const unionTypesShouldBeUsedWithCaution = (services: SafeDsServices) => {
     const settingsProvider = services.workspace.SettingsProvider;
 
diff --git a/packages/safe-ds-lang/src/language/validation/names.ts b/packages/safe-ds-lang/src/language/validation/names.ts
index d0ed8d55d..916de66eb 100644
--- a/packages/safe-ds-lang/src/language/validation/names.ts
+++ b/packages/safe-ds-lang/src/language/validation/names.ts
@@ -21,7 +21,6 @@ import {
     SdsPipeline,
     SdsPlaceholder,
     SdsResult,
-    SdsSchema,
     SdsSegment,
     SdsTypeParameter,
 } from '../generated/ast.js';
@@ -29,7 +28,6 @@ import { CODEGEN_PREFIX } from '../generation/python/constants.js';
 import { isInDevFile, isInPipelineFile, isInStubFile } from '../helpers/fileExtensions.js';
 import {
     getClassMembers,
-    getColumns,
     getEnumVariants,
     getImportedDeclarations,
     getImports,
@@ -152,8 +150,6 @@ export const nameShouldHaveCorrectCasing = (services: SafeDsServices) => {
                 }
             case SdsResult:
                 return nameShouldBeLowerCamelCase(node, 'results', accept);
-            case SdsSchema:
-                return nameShouldBeUpperCamelCase(node, 'schemas', accept);
             case SdsSegment:
                 return nameShouldBeLowerCamelCase(node, 'segments', accept);
             case SdsTypeParameter:
@@ -391,17 +387,6 @@ export const pipelineMustContainUniqueNames = (node: SdsPipeline, accept: Valida
     );
 };
 
-export const schemaMustContainUniqueNames = (node: SdsSchema, accept: ValidationAcceptor): void => {
-    const duplicates = duplicatesBy(getColumns(node), (it) => it.columnName.value);
-    for (const duplicate of duplicates) {
-        accept('error', `A column with name '${duplicate.columnName.value}' exists already.`, {
-            node: duplicate,
-            property: 'columnName',
-            code: CODE_NAME_DUPLICATE,
-        });
-    }
-};
-
 export const segmentMustContainUniqueNames = (node: SdsSegment, accept: ValidationAcceptor): void => {
     const parametersAndPlaceholder = [...getParameters(node), ...streamPlaceholders(node.body)];
     namesMustBeUnique(
diff --git a/packages/safe-ds-lang/src/language/validation/other/expressions/references.ts b/packages/safe-ds-lang/src/language/validation/other/expressions/references.ts
index 767a59151..06299384f 100644
--- a/packages/safe-ds-lang/src/language/validation/other/expressions/references.ts
+++ b/packages/safe-ds-lang/src/language/validation/other/expressions/references.ts
@@ -6,7 +6,6 @@ import {
     isSdsFunction,
     isSdsMemberAccess,
     isSdsPipeline,
-    isSdsSchema,
     isSdsSegment,
     SdsReference,
 } from '../../../generated/ast.js';
@@ -77,10 +76,7 @@ export const referenceMustNotBeStaticClassOrEnumReference = (node: SdsReference,
     }
 };
 
-export const referenceTargetMustNotBeAnnotationPipelineOrSchema = (
-    node: SdsReference,
-    accept: ValidationAcceptor,
-): void => {
+export const referenceTargetMustNotBeAnnotationOrPipeline = (node: SdsReference, accept: ValidationAcceptor): void => {
     const target = node.target.ref;
 
     if (isSdsAnnotation(target)) {
@@ -93,10 +89,5 @@ export const referenceTargetMustNotBeAnnotationPipelineOrSchema = (
             node,
             code: CODE_REFERENCE_TARGET,
         });
-    } else if (isSdsSchema(target)) {
-        accept('error', 'A schema must not be the target of a reference.', {
-            node,
-            code: CODE_REFERENCE_TARGET,
-        });
     }
 };
diff --git a/packages/safe-ds-lang/src/language/validation/safe-ds-validator.ts b/packages/safe-ds-lang/src/language/validation/safe-ds-validator.ts
index d6879e720..88d956482 100644
--- a/packages/safe-ds-lang/src/language/validation/safe-ds-validator.ts
+++ b/packages/safe-ds-lang/src/language/validation/safe-ds-validator.ts
@@ -28,7 +28,6 @@ import { annotationCallMustHaveCorrectTarget, targetsShouldNotHaveDuplicateEntri
 import {
     constraintListsShouldBeUsedWithCaution,
     literalTypesShouldBeUsedWithCaution,
-    schemasShouldBeUsedWithCaution,
     unionTypesShouldBeUsedWithCaution,
 } from './experimentalLanguageFeatures.js';
 import {
@@ -53,7 +52,6 @@ import {
     nameMustNotStartWithCodegenPrefix,
     nameShouldHaveCorrectCasing,
     pipelineMustContainUniqueNames,
-    schemaMustContainUniqueNames,
     segmentMustContainUniqueNames,
     staticClassMemberNamesMustNotCollideWithInheritedMembers,
 } from './names.js';
@@ -93,7 +91,7 @@ import { memberAccessOfEnumVariantMustNotLackInstantiation } from './other/expre
 import {
     referenceMustNotBeFunctionPointer,
     referenceMustNotBeStaticClassOrEnumReference,
-    referenceTargetMustNotBeAnnotationPipelineOrSchema,
+    referenceTargetMustNotBeAnnotationOrPipeline,
 } from './other/expressions/references.js';
 import { templateStringMustHaveExpressionBetweenTwoStringParts } from './other/expressions/templateStrings.js';
 import { importPackageMustNotBeEmpty } from './other/imports.js';
@@ -361,12 +359,11 @@ export const registerValidationChecks = function (services: SafeDsServices) {
         SdsReference: [
             referenceMustNotBeFunctionPointer,
             referenceMustNotBeStaticClassOrEnumReference,
-            referenceTargetMustNotBeAnnotationPipelineOrSchema,
+            referenceTargetMustNotBeAnnotationOrPipeline,
             referenceTargetShouldNotBeDeprecated(services),
             referenceTargetShouldNotExperimental(services),
         ],
         SdsResult: [resultMustHaveTypeHint],
-        SdsSchema: [schemaMustContainUniqueNames, schemasShouldBeUsedWithCaution(services)],
         SdsSegment: [
             segmentMustContainUniqueNames,
             segmentParameterShouldBeUsed(services),
diff --git a/packages/safe-ds-lang/src/language/validation/types.ts b/packages/safe-ds-lang/src/language/validation/types.ts
index df0b8aef1..caf9ee2a0 100644
--- a/packages/safe-ds-lang/src/language/validation/types.ts
+++ b/packages/safe-ds-lang/src/language/validation/types.ts
@@ -9,7 +9,6 @@ import {
     isSdsMemberAccess,
     isSdsPipeline,
     isSdsReference,
-    isSdsSchema,
     SdsAbstractCall,
     SdsAttribute,
     SdsCall,
@@ -79,7 +78,7 @@ export const callReceiverMustBeCallable = (services: SafeDsServices) => {
             const target = receiver.target.ref;
 
             // We already report other errors at this position in those cases
-            if (!target || isSdsAnnotation(target) || isSdsPipeline(target) || isSdsSchema(target)) {
+            if (!target || isSdsAnnotation(target) || isSdsPipeline(target)) {
                 return;
             }
         }
diff --git a/packages/safe-ds-lang/src/resources/builtins/safeds/data/tabular/containers/Row.sdsstub b/packages/safe-ds-lang/src/resources/builtins/safeds/data/tabular/containers/Row.sdsstub
index f11b3e0e6..63d5d40db 100644
--- a/packages/safe-ds-lang/src/resources/builtins/safeds/data/tabular/containers/Row.sdsstub
+++ b/packages/safe-ds-lang/src/resources/builtins/safeds/data/tabular/containers/Row.sdsstub
@@ -20,7 +20,7 @@ class Row {
     /**
      * The schema of the row.
      */
-    attr ^schema: Schema
+    attr schema: Schema
 
     /**
      * Get the value of the specified column. This is equivalent to the `[]` operator (indexed access).
diff --git a/packages/safe-ds-lang/src/resources/builtins/safeds/data/tabular/containers/Table.sdsstub b/packages/safe-ds-lang/src/resources/builtins/safeds/data/tabular/containers/Table.sdsstub
index 6764389dc..8666532ba 100644
--- a/packages/safe-ds-lang/src/resources/builtins/safeds/data/tabular/containers/Table.sdsstub
+++ b/packages/safe-ds-lang/src/resources/builtins/safeds/data/tabular/containers/Table.sdsstub
@@ -54,7 +54,7 @@ class Table(
     /**
      * The schema of the table.
      */
-    attr ^schema: Schema
+    attr schema: Schema
 
     /**
      * Create a table from a list of columns.
diff --git a/packages/safe-ds-lang/src/resources/builtins/safeds/data/tabular/typing/Schema.sdsstub b/packages/safe-ds-lang/src/resources/builtins/safeds/data/tabular/typing/Schema.sdsstub
index 31fc388fd..227ffed51 100644
--- a/packages/safe-ds-lang/src/resources/builtins/safeds/data/tabular/typing/Schema.sdsstub
+++ b/packages/safe-ds-lang/src/resources/builtins/safeds/data/tabular/typing/Schema.sdsstub
@@ -21,7 +21,7 @@ class Schema {
      * @example
      * pipeline example {
      *     val table = Table({"A": [1, 2, 3], "B": ["a", "b", "c"]});
-     *     val type = table.^schema.getColumnType("A");
+     *     val type = table.schema.getColumnType("A");
      * }
      */
     @Pure
@@ -40,13 +40,13 @@ class Schema {
      * @example
      * pipeline example {
      *     val table = Table({"A": [1, 2, 3], "B": ["a", "b", "c"]});
-     *     val contains = table.^schema.hasColumn("A"); // true
+     *     val contains = table.schema.hasColumn("A"); // true
      * }
      *
      * @example
      * pipeline example {
      *     val table = Table({"A": [1, 2, 3], "B": ["a", "b", "c"]});
-     *     val contains = table.^schema.hasColumn("C"); // false
+     *     val contains = table.schema.hasColumn("C"); // false
      * }
      */
     @Pure
@@ -63,7 +63,7 @@ class Schema {
      * @example
      * pipeline example {
      *     val table = Table({"A": [1, 2, 3], "B": ["a", "b", "c"]});
-     *     val map = table.^schema.toMap();
+     *     val map = table.schema.toMap();
      * }
      */
     @Pure
diff --git a/packages/safe-ds-lang/src/resources/builtins/safeds/lang/annotationUsage.sdsstub b/packages/safe-ds-lang/src/resources/builtins/safeds/lang/annotationUsage.sdsstub
index 91272a3f3..377acbc59 100644
--- a/packages/safe-ds-lang/src/resources/builtins/safeds/lang/annotationUsage.sdsstub
+++ b/packages/safe-ds-lang/src/resources/builtins/safeds/lang/annotationUsage.sdsstub
@@ -65,11 +65,6 @@ enum AnnotationTarget {
      */
     Result
 
-    /**
-     * The annotation can be called on schemas.
-     */
-    Schema
-
     /**
      * The annotation can be called on segments.
      */
diff --git a/packages/safe-ds-lang/src/resources/builtins/safeds/lang/ideIntegration.sdsstub b/packages/safe-ds-lang/src/resources/builtins/safeds/lang/ideIntegration.sdsstub
index 814d14517..b01b6054e 100644
--- a/packages/safe-ds-lang/src/resources/builtins/safeds/lang/ideIntegration.sdsstub
+++ b/packages/safe-ds-lang/src/resources/builtins/safeds/lang/ideIntegration.sdsstub
@@ -71,7 +71,7 @@ enum DataScienceCategory {
     ModelEvaluationQVisualization
 
     /**
-     * Utility iterms for general use and lambda functions
+     * Utility terms for general use and lambda functions.
      */
     UtilitiesQConversion
     UtilitiesQTable
@@ -89,7 +89,6 @@ enum DataScienceCategory {
     AnnotationTarget.Enum,
     AnnotationTarget.Function,
     AnnotationTarget.Pipeline,
-    AnnotationTarget.Schema,
     AnnotationTarget.Segment,
 ])
 annotation Tags(tags: List<String>)
diff --git a/packages/safe-ds-lang/src/resources/builtins/safeds/lang/maturity.sdsstub b/packages/safe-ds-lang/src/resources/builtins/safeds/lang/maturity.sdsstub
index 90ed4ca94..013f687df 100644
--- a/packages/safe-ds-lang/src/resources/builtins/safeds/lang/maturity.sdsstub
+++ b/packages/safe-ds-lang/src/resources/builtins/safeds/lang/maturity.sdsstub
@@ -17,7 +17,6 @@ package safeds.lang
     AnnotationTarget.Function,
     AnnotationTarget.Parameter,
     AnnotationTarget.Result,
-    AnnotationTarget.Schema,
     AnnotationTarget.Segment,
 ])
 annotation Deprecated(
@@ -39,7 +38,6 @@ annotation Deprecated(
     AnnotationTarget.Function,
     AnnotationTarget.Parameter,
     AnnotationTarget.Result,
-    AnnotationTarget.Schema,
     AnnotationTarget.Segment,
 ])
 annotation Experimental
diff --git a/packages/safe-ds-lang/tests/language/lsp/safe-ds-document-symbol-provider.test.ts b/packages/safe-ds-lang/tests/language/lsp/safe-ds-document-symbol-provider.test.ts
index 2f62fc5ba..0fa616fc4 100644
--- a/packages/safe-ds-lang/tests/language/lsp/safe-ds-document-symbol-provider.test.ts
+++ b/packages/safe-ds-lang/tests/language/lsp/safe-ds-document-symbol-provider.test.ts
@@ -148,20 +148,6 @@ describe('SafeDsSemanticTokenProvider', async () => {
                 },
             ],
         },
-        {
-            testName: 'schema declaration',
-            code: `
-                schema S {
-                    "a": Int
-                }
-            `,
-            expectedSymbols: [
-                {
-                    name: 'S',
-                    kind: SymbolKind.Struct,
-                },
-            ],
-        },
         {
             testName: 'segment declaration',
             code: `
diff --git a/packages/safe-ds-lang/tests/language/lsp/safe-ds-semantic-token-provider.test.ts b/packages/safe-ds-lang/tests/language/lsp/safe-ds-semantic-token-provider.test.ts
index 99c456942..e839e7d37 100644
--- a/packages/safe-ds-lang/tests/language/lsp/safe-ds-semantic-token-provider.test.ts
+++ b/packages/safe-ds-lang/tests/language/lsp/safe-ds-semantic-token-provider.test.ts
@@ -107,11 +107,6 @@ describe('SafeDsSemanticTokenProvider', async () => {
             code: 'fun f() -> (<|r|>: String)',
             expectedTokenTypes: [SemanticTokenTypes.parameter],
         },
-        {
-            testName: 'schema declaration',
-            code: 'schema <|S|>() {}',
-            expectedTokenTypes: [SemanticTokenTypes.type],
-        },
         {
             testName: 'segment declaration',
             code: 'segment <|s|>() {}',
diff --git a/packages/safe-ds-lang/tests/language/lsp/safe-ds.completion-provider.test.ts b/packages/safe-ds-lang/tests/language/lsp/safe-ds.completion-provider.test.ts
index fe47838cf..4285ee33b 100644
--- a/packages/safe-ds-lang/tests/language/lsp/safe-ds.completion-provider.test.ts
+++ b/packages/safe-ds-lang/tests/language/lsp/safe-ds.completion-provider.test.ts
@@ -25,7 +25,7 @@ describe('SafeDsCompletionProvider', async () => {
                 `,
                 uri: `file:///test1.sds`,
                 expectedLabels: {
-                    shouldEqual: ['from', 'internal', 'private', 'schema', 'pipeline', 'segment'],
+                    shouldEqual: ['from', 'internal', 'private', 'pipeline', 'segment'],
                 },
             },
             {
@@ -36,7 +36,7 @@ describe('SafeDsCompletionProvider', async () => {
                 `,
                 uri: `file:///test2.sdsstub`,
                 expectedLabels: {
-                    shouldEqual: ['from', 'internal', 'private', 'annotation', 'class', 'enum', 'fun', 'schema'],
+                    shouldEqual: ['from', 'internal', 'private', 'annotation', 'class', 'enum', 'fun'],
                 },
             },
             {
@@ -55,7 +55,6 @@ describe('SafeDsCompletionProvider', async () => {
                         'class',
                         'enum',
                         'fun',
-                        'schema',
                         'pipeline',
                         'segment',
                     ],
@@ -362,18 +361,6 @@ describe('SafeDsCompletionProvider', async () => {
                     shouldNotContain: ['myPipeline'],
                 },
             },
-            {
-                testName: 'reference to schema',
-                code: `
-                    schema MySchema {}
-
-                    pipeline myPipeline {
-                        <|>
-                `,
-                expectedLabels: {
-                    shouldNotContain: ['MySchema'],
-                },
-            },
 
             // Special cases
             {
diff --git a/packages/safe-ds-lang/tests/resources/formatting/declarations/schemas/annotation call.sdsdev b/packages/safe-ds-lang/tests/resources/formatting/declarations/schemas/annotation call.sdsdev
deleted file mode 100644
index 0870a5553..000000000
--- a/packages/safe-ds-lang/tests/resources/formatting/declarations/schemas/annotation call.sdsdev	
+++ /dev/null
@@ -1,10 +0,0 @@
-package test
-
-@Annotation  schema  MySchema  { }
-
-// -----------------------------------------------------------------------------
-
-package test
-
-@Annotation
-schema MySchema {}
diff --git a/packages/safe-ds-lang/tests/resources/formatting/declarations/schemas/empty schema.sdsdev b/packages/safe-ds-lang/tests/resources/formatting/declarations/schemas/empty schema.sdsdev
deleted file mode 100644
index 5a0689a3b..000000000
--- a/packages/safe-ds-lang/tests/resources/formatting/declarations/schemas/empty schema.sdsdev	
+++ /dev/null
@@ -1,5 +0,0 @@
-schema  MySchema  { }
-
-// -----------------------------------------------------------------------------
-
-schema MySchema {}
diff --git a/packages/safe-ds-lang/tests/resources/formatting/declarations/schemas/internal with annotation call.sdsdev b/packages/safe-ds-lang/tests/resources/formatting/declarations/schemas/internal with annotation call.sdsdev
deleted file mode 100644
index 0b7bc3d13..000000000
--- a/packages/safe-ds-lang/tests/resources/formatting/declarations/schemas/internal with annotation call.sdsdev	
+++ /dev/null
@@ -1,10 +0,0 @@
-package test
-
-@Annotation  internal  schema  MySchema  { }
-
-// -----------------------------------------------------------------------------
-
-package test
-
-@Annotation
-internal schema MySchema {}
diff --git a/packages/safe-ds-lang/tests/resources/formatting/declarations/schemas/internal.sdsdev b/packages/safe-ds-lang/tests/resources/formatting/declarations/schemas/internal.sdsdev
deleted file mode 100644
index f0eae95ab..000000000
--- a/packages/safe-ds-lang/tests/resources/formatting/declarations/schemas/internal.sdsdev
+++ /dev/null
@@ -1,5 +0,0 @@
-internal  schema  MySchema  { }
-
-// -----------------------------------------------------------------------------
-
-internal schema MySchema {}
diff --git a/packages/safe-ds-lang/tests/resources/formatting/declarations/schemas/one column.sdsdev b/packages/safe-ds-lang/tests/resources/formatting/declarations/schemas/one column.sdsdev
deleted file mode 100644
index fb9a45b6f..000000000
--- a/packages/safe-ds-lang/tests/resources/formatting/declarations/schemas/one column.sdsdev	
+++ /dev/null
@@ -1,9 +0,0 @@
-schema  MySchema {
-     "column1" :  Int
- }
-
-// -----------------------------------------------------------------------------
-
-schema MySchema {
-    "column1": Int
-}
diff --git a/packages/safe-ds-lang/tests/resources/formatting/declarations/schemas/private with annotation call.sdsdev b/packages/safe-ds-lang/tests/resources/formatting/declarations/schemas/private with annotation call.sdsdev
deleted file mode 100644
index c372d2040..000000000
--- a/packages/safe-ds-lang/tests/resources/formatting/declarations/schemas/private with annotation call.sdsdev	
+++ /dev/null
@@ -1,10 +0,0 @@
-package test
-
-@Annotation  private  schema  MySchema  { }
-
-// -----------------------------------------------------------------------------
-
-package test
-
-@Annotation
-private schema MySchema {}
diff --git a/packages/safe-ds-lang/tests/resources/formatting/declarations/schemas/private.sdsdev b/packages/safe-ds-lang/tests/resources/formatting/declarations/schemas/private.sdsdev
deleted file mode 100644
index 1d37dcc5f..000000000
--- a/packages/safe-ds-lang/tests/resources/formatting/declarations/schemas/private.sdsdev
+++ /dev/null
@@ -1,5 +0,0 @@
-private  schema  MySchema  { }
-
-// -----------------------------------------------------------------------------
-
-private schema MySchema {}
diff --git a/packages/safe-ds-lang/tests/resources/formatting/declarations/schemas/two columns.sdsdev b/packages/safe-ds-lang/tests/resources/formatting/declarations/schemas/two columns.sdsdev
deleted file mode 100644
index ff79b0674..000000000
--- a/packages/safe-ds-lang/tests/resources/formatting/declarations/schemas/two columns.sdsdev	
+++ /dev/null
@@ -1,13 +0,0 @@
-schema  MySchema  {
-
-   "column1" :  Int ,
-
-     "column2" :  String
- }
-
-// -----------------------------------------------------------------------------
-
-schema MySchema {
-    "column1": Int,
-    "column2": String
-}
diff --git a/packages/safe-ds-lang/tests/resources/formatting/modules/full.sdsdev b/packages/safe-ds-lang/tests/resources/formatting/modules/full.sdsdev
index 122890645..8f21f7ee5 100644
--- a/packages/safe-ds-lang/tests/resources/formatting/modules/full.sdsdev
+++ b/packages/safe-ds-lang/tests/resources/formatting/modules/full.sdsdev
@@ -57,13 +57,6 @@ pipeline p {}
 
 segment s() {}
 
-
-@Annotation1
-
-@Annotation2
-
-schema S {}
-
 // -----------------------------------------------------------------------------
 
 @Annotation1
@@ -99,7 +92,3 @@ pipeline p {}
 @Annotation1
 @Annotation2
 segment s() {}
-
-@Annotation1
-@Annotation2
-schema S {}
diff --git a/packages/safe-ds-lang/tests/resources/formatting/trailing commas/column list of schema.sdsdev b/packages/safe-ds-lang/tests/resources/formatting/trailing commas/column list of schema.sdsdev
deleted file mode 100644
index a1e22dc97..000000000
--- a/packages/safe-ds-lang/tests/resources/formatting/trailing commas/column list of schema.sdsdev	
+++ /dev/null
@@ -1,11 +0,0 @@
-schema MySchemaWithTrailingComma {
-    "column1" : Int ,
-     "column2" : String ,
- }
-
-// -----------------------------------------------------------------------------
-
-schema MySchemaWithTrailingComma {
-    "column1": Int,
-    "column2": String,
-}
diff --git a/packages/safe-ds-lang/tests/resources/generation/markdown/annotations/deprecated/generated/tests/generation/markdown/annotations/deprecated/MyAnnotation1.md b/packages/safe-ds-lang/tests/resources/generation/markdown/annotations/deprecated/generated/tests/generation/markdown/annotations/deprecated/MyAnnotation1.md
index 2b81d0758..27bde97b9 100644
--- a/packages/safe-ds-lang/tests/resources/generation/markdown/annotations/deprecated/generated/tests/generation/markdown/annotations/deprecated/MyAnnotation1.md
+++ b/packages/safe-ds-lang/tests/resources/generation/markdown/annotations/deprecated/generated/tests/generation/markdown/annotations/deprecated/MyAnnotation1.md
@@ -18,7 +18,6 @@
 - `Parameter`
 - `Pipeline`
 - `Result`
-- `Schema`
 - `Segment`
 - `TypeParameter`
 
diff --git a/packages/safe-ds-lang/tests/resources/generation/markdown/annotations/documented/generated/tests/generation/markdown/annotations/documented/MyAnnotation1.md b/packages/safe-ds-lang/tests/resources/generation/markdown/annotations/documented/generated/tests/generation/markdown/annotations/documented/MyAnnotation1.md
index 6cc654407..590091b6a 100644
--- a/packages/safe-ds-lang/tests/resources/generation/markdown/annotations/documented/generated/tests/generation/markdown/annotations/documented/MyAnnotation1.md
+++ b/packages/safe-ds-lang/tests/resources/generation/markdown/annotations/documented/generated/tests/generation/markdown/annotations/documented/MyAnnotation1.md
@@ -16,7 +16,6 @@ Description of MyAnnotation1.
 - `Parameter`
 - `Pipeline`
 - `Result`
-- `Schema`
 - `Segment`
 - `TypeParameter`
 
diff --git a/packages/safe-ds-lang/tests/resources/generation/markdown/annotations/documented/generated/tests/generation/markdown/annotations/documented/MyAnnotation2.md b/packages/safe-ds-lang/tests/resources/generation/markdown/annotations/documented/generated/tests/generation/markdown/annotations/documented/MyAnnotation2.md
index 421847529..f51ee656e 100644
--- a/packages/safe-ds-lang/tests/resources/generation/markdown/annotations/documented/generated/tests/generation/markdown/annotations/documented/MyAnnotation2.md
+++ b/packages/safe-ds-lang/tests/resources/generation/markdown/annotations/documented/generated/tests/generation/markdown/annotations/documented/MyAnnotation2.md
@@ -23,7 +23,6 @@ Description of MyAnnotation2.
 - `Parameter`
 - `Pipeline`
 - `Result`
-- `Schema`
 - `Segment`
 - `TypeParameter`
 
diff --git a/packages/safe-ds-lang/tests/resources/generation/markdown/annotations/documented/generated/tests/generation/markdown/annotations/documented/MyAnnotation4.md b/packages/safe-ds-lang/tests/resources/generation/markdown/annotations/documented/generated/tests/generation/markdown/annotations/documented/MyAnnotation4.md
index 2cfc6a527..ca136a260 100644
--- a/packages/safe-ds-lang/tests/resources/generation/markdown/annotations/documented/generated/tests/generation/markdown/annotations/documented/MyAnnotation4.md
+++ b/packages/safe-ds-lang/tests/resources/generation/markdown/annotations/documented/generated/tests/generation/markdown/annotations/documented/MyAnnotation4.md
@@ -16,7 +16,6 @@ Description of MyAnnotation4.
 - `Parameter`
 - `Pipeline`
 - `Result`
-- `Schema`
 - `Segment`
 - `TypeParameter`
 
diff --git a/packages/safe-ds-lang/tests/resources/generation/markdown/annotations/experimental/generated/tests/generation/markdown/annotations/experimental/MyAnnotation1.md b/packages/safe-ds-lang/tests/resources/generation/markdown/annotations/experimental/generated/tests/generation/markdown/annotations/experimental/MyAnnotation1.md
index e99ba37c3..0b2f622a8 100644
--- a/packages/safe-ds-lang/tests/resources/generation/markdown/annotations/experimental/generated/tests/generation/markdown/annotations/experimental/MyAnnotation1.md
+++ b/packages/safe-ds-lang/tests/resources/generation/markdown/annotations/experimental/generated/tests/generation/markdown/annotations/experimental/MyAnnotation1.md
@@ -14,7 +14,6 @@
 - `Parameter`
 - `Pipeline`
 - `Result`
-- `Schema`
 - `Segment`
 - `TypeParameter`
 
diff --git a/packages/safe-ds-lang/tests/resources/generation/markdown/annotations/undocumented/generated/tests/generation/markdown/annotations/undocumented/MyAnnotation1.md b/packages/safe-ds-lang/tests/resources/generation/markdown/annotations/undocumented/generated/tests/generation/markdown/annotations/undocumented/MyAnnotation1.md
index c243c604c..0faed3f90 100644
--- a/packages/safe-ds-lang/tests/resources/generation/markdown/annotations/undocumented/generated/tests/generation/markdown/annotations/undocumented/MyAnnotation1.md
+++ b/packages/safe-ds-lang/tests/resources/generation/markdown/annotations/undocumented/generated/tests/generation/markdown/annotations/undocumented/MyAnnotation1.md
@@ -14,7 +14,6 @@
 - `Parameter`
 - `Pipeline`
 - `Result`
-- `Schema`
 - `Segment`
 - `TypeParameter`
 
diff --git a/packages/safe-ds-lang/tests/resources/generation/markdown/annotations/undocumented/generated/tests/generation/markdown/annotations/undocumented/MyAnnotation2.md b/packages/safe-ds-lang/tests/resources/generation/markdown/annotations/undocumented/generated/tests/generation/markdown/annotations/undocumented/MyAnnotation2.md
index ee6e6a4b5..e518be269 100644
--- a/packages/safe-ds-lang/tests/resources/generation/markdown/annotations/undocumented/generated/tests/generation/markdown/annotations/undocumented/MyAnnotation2.md
+++ b/packages/safe-ds-lang/tests/resources/generation/markdown/annotations/undocumented/generated/tests/generation/markdown/annotations/undocumented/MyAnnotation2.md
@@ -21,7 +21,6 @@
 - `Parameter`
 - `Pipeline`
 - `Result`
-- `Schema`
 - `Segment`
 - `TypeParameter`
 
diff --git a/packages/safe-ds-lang/tests/resources/generation/markdown/deprecated/generated/SUMMARY.md b/packages/safe-ds-lang/tests/resources/generation/markdown/deprecated/generated/SUMMARY.md
index 4cb31c21b..e0d2ef383 100644
--- a/packages/safe-ds-lang/tests/resources/generation/markdown/deprecated/generated/SUMMARY.md
+++ b/packages/safe-ds-lang/tests/resources/generation/markdown/deprecated/generated/SUMMARY.md
@@ -9,9 +9,9 @@ search:
     - generation
         - markdown
             - deprecated
-                - [MySchema1](tests/generation/markdown/deprecated/MySchema1.md)
-                - [MySchema2](tests/generation/markdown/deprecated/MySchema2.md)
-                - [MySchema3](tests/generation/markdown/deprecated/MySchema3.md)
-                - [MySchema4](tests/generation/markdown/deprecated/MySchema4.md)
-                - [MySchema5](tests/generation/markdown/deprecated/MySchema5.md)
-                - [MySchema6](tests/generation/markdown/deprecated/MySchema6.md)
+                - [MyClass1](tests/generation/markdown/deprecated/MyClass1.md)
+                - [MyClass2](tests/generation/markdown/deprecated/MyClass2.md)
+                - [MyClass3](tests/generation/markdown/deprecated/MyClass3.md)
+                - [MyClass4](tests/generation/markdown/deprecated/MyClass4.md)
+                - [MyClass5](tests/generation/markdown/deprecated/MyClass5.md)
+                - [MyClass6](tests/generation/markdown/deprecated/MyClass6.md)
diff --git a/packages/safe-ds-lang/tests/resources/generation/markdown/deprecated/generated/tests/generation/markdown/deprecated/MySchema1.md b/packages/safe-ds-lang/tests/resources/generation/markdown/deprecated/generated/tests/generation/markdown/deprecated/MyClass1.md
similarity index 67%
rename from packages/safe-ds-lang/tests/resources/generation/markdown/deprecated/generated/tests/generation/markdown/deprecated/MySchema1.md
rename to packages/safe-ds-lang/tests/resources/generation/markdown/deprecated/generated/tests/generation/markdown/deprecated/MyClass1.md
index 49328bc3f..f061a0122 100644
--- a/packages/safe-ds-lang/tests/resources/generation/markdown/deprecated/generated/tests/generation/markdown/deprecated/MySchema1.md
+++ b/packages/safe-ds-lang/tests/resources/generation/markdown/deprecated/generated/tests/generation/markdown/deprecated/MyClass1.md
@@ -1,6 +1,11 @@
+---
+search:
+  boost: 0.5
+---
+
 [//]: # (DO NOT EDIT THIS FILE DIRECTLY. Instead, edit the corresponding stub file and execute `npm run docs:api`.)
 
-# :warning:{ title="Deprecated" } <code class="doc-symbol doc-symbol-schema"></code> `MySchema1` {#tests.generation.markdown.deprecated.MySchema1 data-toc-label='[schema] MySchema1'}
+# :warning:{ title="Deprecated" } <code class="doc-symbol doc-symbol-class"></code> `MyClass1` {#tests.generation.markdown.deprecated.MyClass1 data-toc-label='[class] MyClass1'}
 
 !!! warning "Deprecated"
 
@@ -9,6 +14,6 @@
 ??? quote "Stub code in `main.sdsstub`"
 
     ```sds linenums="4"
-    schema MySchema1 {}
+    class MyClass1 {}
     ```
     { data-search-exclude }
diff --git a/packages/safe-ds-lang/tests/resources/generation/markdown/deprecated/generated/tests/generation/markdown/deprecated/MySchema2.md b/packages/safe-ds-lang/tests/resources/generation/markdown/deprecated/generated/tests/generation/markdown/deprecated/MyClass2.md
similarity index 69%
rename from packages/safe-ds-lang/tests/resources/generation/markdown/deprecated/generated/tests/generation/markdown/deprecated/MySchema2.md
rename to packages/safe-ds-lang/tests/resources/generation/markdown/deprecated/generated/tests/generation/markdown/deprecated/MyClass2.md
index 4396468c7..b4cf4e96e 100644
--- a/packages/safe-ds-lang/tests/resources/generation/markdown/deprecated/generated/tests/generation/markdown/deprecated/MySchema2.md
+++ b/packages/safe-ds-lang/tests/resources/generation/markdown/deprecated/generated/tests/generation/markdown/deprecated/MyClass2.md
@@ -1,6 +1,11 @@
+---
+search:
+  boost: 0.5
+---
+
 [//]: # (DO NOT EDIT THIS FILE DIRECTLY. Instead, edit the corresponding stub file and execute `npm run docs:api`.)
 
-# :warning:{ title="Deprecated" } <code class="doc-symbol doc-symbol-schema"></code> `MySchema2` {#tests.generation.markdown.deprecated.MySchema2 data-toc-label='[schema] MySchema2'}
+# :warning:{ title="Deprecated" } <code class="doc-symbol doc-symbol-class"></code> `MyClass2` {#tests.generation.markdown.deprecated.MyClass2 data-toc-label='[class] MyClass2'}
 
 !!! warning "Deprecated"
 
@@ -11,6 +16,6 @@
 ??? quote "Stub code in `main.sdsstub`"
 
     ```sds linenums="9"
-    schema MySchema2 {}
+    class MyClass2 {}
     ```
     { data-search-exclude }
diff --git a/packages/safe-ds-lang/tests/resources/generation/markdown/deprecated/generated/tests/generation/markdown/deprecated/MySchema3.md b/packages/safe-ds-lang/tests/resources/generation/markdown/deprecated/generated/tests/generation/markdown/deprecated/MyClass3.md
similarity index 69%
rename from packages/safe-ds-lang/tests/resources/generation/markdown/deprecated/generated/tests/generation/markdown/deprecated/MySchema3.md
rename to packages/safe-ds-lang/tests/resources/generation/markdown/deprecated/generated/tests/generation/markdown/deprecated/MyClass3.md
index e06cb1e80..2a108b7bb 100644
--- a/packages/safe-ds-lang/tests/resources/generation/markdown/deprecated/generated/tests/generation/markdown/deprecated/MySchema3.md
+++ b/packages/safe-ds-lang/tests/resources/generation/markdown/deprecated/generated/tests/generation/markdown/deprecated/MyClass3.md
@@ -1,6 +1,11 @@
+---
+search:
+  boost: 0.5
+---
+
 [//]: # (DO NOT EDIT THIS FILE DIRECTLY. Instead, edit the corresponding stub file and execute `npm run docs:api`.)
 
-# :warning:{ title="Deprecated" } <code class="doc-symbol doc-symbol-schema"></code> `MySchema3` {#tests.generation.markdown.deprecated.MySchema3 data-toc-label='[schema] MySchema3'}
+# :warning:{ title="Deprecated" } <code class="doc-symbol doc-symbol-class"></code> `MyClass3` {#tests.generation.markdown.deprecated.MyClass3 data-toc-label='[class] MyClass3'}
 
 !!! warning "Deprecated"
 
@@ -11,6 +16,6 @@
 ??? quote "Stub code in `main.sdsstub`"
 
     ```sds linenums="14"
-    schema MySchema3 {}
+    class MyClass3 {}
     ```
     { data-search-exclude }
diff --git a/packages/safe-ds-lang/tests/resources/generation/markdown/deprecated/generated/tests/generation/markdown/deprecated/MySchema4.md b/packages/safe-ds-lang/tests/resources/generation/markdown/deprecated/generated/tests/generation/markdown/deprecated/MyClass4.md
similarity index 69%
rename from packages/safe-ds-lang/tests/resources/generation/markdown/deprecated/generated/tests/generation/markdown/deprecated/MySchema4.md
rename to packages/safe-ds-lang/tests/resources/generation/markdown/deprecated/generated/tests/generation/markdown/deprecated/MyClass4.md
index f20617af7..4497472e8 100644
--- a/packages/safe-ds-lang/tests/resources/generation/markdown/deprecated/generated/tests/generation/markdown/deprecated/MySchema4.md
+++ b/packages/safe-ds-lang/tests/resources/generation/markdown/deprecated/generated/tests/generation/markdown/deprecated/MyClass4.md
@@ -1,6 +1,11 @@
+---
+search:
+  boost: 0.5
+---
+
 [//]: # (DO NOT EDIT THIS FILE DIRECTLY. Instead, edit the corresponding stub file and execute `npm run docs:api`.)
 
-# :warning:{ title="Deprecated" } <code class="doc-symbol doc-symbol-schema"></code> `MySchema4` {#tests.generation.markdown.deprecated.MySchema4 data-toc-label='[schema] MySchema4'}
+# :warning:{ title="Deprecated" } <code class="doc-symbol doc-symbol-class"></code> `MyClass4` {#tests.generation.markdown.deprecated.MyClass4 data-toc-label='[class] MyClass4'}
 
 !!! warning "Deprecated"
 
@@ -9,6 +14,6 @@
 ??? quote "Stub code in `main.sdsstub`"
 
     ```sds linenums="19"
-    schema MySchema4 {}
+    class MyClass4 {}
     ```
     { data-search-exclude }
diff --git a/packages/safe-ds-lang/tests/resources/generation/markdown/deprecated/generated/tests/generation/markdown/deprecated/MySchema5.md b/packages/safe-ds-lang/tests/resources/generation/markdown/deprecated/generated/tests/generation/markdown/deprecated/MyClass5.md
similarity index 70%
rename from packages/safe-ds-lang/tests/resources/generation/markdown/deprecated/generated/tests/generation/markdown/deprecated/MySchema5.md
rename to packages/safe-ds-lang/tests/resources/generation/markdown/deprecated/generated/tests/generation/markdown/deprecated/MyClass5.md
index 4309d943f..97439fa77 100644
--- a/packages/safe-ds-lang/tests/resources/generation/markdown/deprecated/generated/tests/generation/markdown/deprecated/MySchema5.md
+++ b/packages/safe-ds-lang/tests/resources/generation/markdown/deprecated/generated/tests/generation/markdown/deprecated/MyClass5.md
@@ -1,6 +1,11 @@
+---
+search:
+  boost: 0.5
+---
+
 [//]: # (DO NOT EDIT THIS FILE DIRECTLY. Instead, edit the corresponding stub file and execute `npm run docs:api`.)
 
-# :warning:{ title="Deprecated" } <code class="doc-symbol doc-symbol-schema"></code> `MySchema5` {#tests.generation.markdown.deprecated.MySchema5 data-toc-label='[schema] MySchema5'}
+# :warning:{ title="Deprecated" } <code class="doc-symbol doc-symbol-class"></code> `MyClass5` {#tests.generation.markdown.deprecated.MyClass5 data-toc-label='[class] MyClass5'}
 
 !!! warning "Deprecated"
 
@@ -9,6 +14,6 @@
 ??? quote "Stub code in `main.sdsstub`"
 
     ```sds linenums="24"
-    schema MySchema5 {}
+    class MyClass5 {}
     ```
     { data-search-exclude }
diff --git a/packages/safe-ds-lang/tests/resources/generation/markdown/deprecated/generated/tests/generation/markdown/deprecated/MySchema6.md b/packages/safe-ds-lang/tests/resources/generation/markdown/deprecated/generated/tests/generation/markdown/deprecated/MyClass6.md
similarity index 74%
rename from packages/safe-ds-lang/tests/resources/generation/markdown/deprecated/generated/tests/generation/markdown/deprecated/MySchema6.md
rename to packages/safe-ds-lang/tests/resources/generation/markdown/deprecated/generated/tests/generation/markdown/deprecated/MyClass6.md
index 2c0a511ac..e1f5c50e2 100644
--- a/packages/safe-ds-lang/tests/resources/generation/markdown/deprecated/generated/tests/generation/markdown/deprecated/MySchema6.md
+++ b/packages/safe-ds-lang/tests/resources/generation/markdown/deprecated/generated/tests/generation/markdown/deprecated/MyClass6.md
@@ -1,6 +1,11 @@
+---
+search:
+  boost: 0.5
+---
+
 [//]: # (DO NOT EDIT THIS FILE DIRECTLY. Instead, edit the corresponding stub file and execute `npm run docs:api`.)
 
-# :warning:{ title="Deprecated" } <code class="doc-symbol doc-symbol-schema"></code> `MySchema6` {#tests.generation.markdown.deprecated.MySchema6 data-toc-label='[schema] MySchema6'}
+# :warning:{ title="Deprecated" } <code class="doc-symbol doc-symbol-class"></code> `MyClass6` {#tests.generation.markdown.deprecated.MyClass6 data-toc-label='[class] MyClass6'}
 
 !!! warning "Deprecated"
 
@@ -12,6 +17,6 @@
 ??? quote "Stub code in `main.sdsstub`"
 
     ```sds linenums="32"
-    schema MySchema6 {}
+    class MyClass6 {}
     ```
     { data-search-exclude }
diff --git a/packages/safe-ds-lang/tests/resources/generation/markdown/deprecated/main.sdsstub b/packages/safe-ds-lang/tests/resources/generation/markdown/deprecated/main.sdsstub
index 8ec5a9ba7..1a3e75737 100644
--- a/packages/safe-ds-lang/tests/resources/generation/markdown/deprecated/main.sdsstub
+++ b/packages/safe-ds-lang/tests/resources/generation/markdown/deprecated/main.sdsstub
@@ -1,27 +1,27 @@
 package tests.generation.markdown.deprecated
 
 @Deprecated
-schema MySchema1 {}
+class MyClass1 {}
 
 @Deprecated(
     alternative = "Something else",
 )
-schema MySchema2 {}
+class MyClass2 {}
 
 @Deprecated(
     reason = "To annoy you",
 )
-schema MySchema3 {}
+class MyClass3 {}
 
 @Deprecated(
     sinceVersion = "1.0.0"
 )
-schema MySchema4 {}
+class MyClass4 {}
 
 @Deprecated(
     removalVersion = "2.0.0",
 )
-schema MySchema5 {}
+class MyClass5 {}
 
 @Deprecated(
     alternative = "Something else",
@@ -29,4 +29,4 @@ schema MySchema5 {}
     sinceVersion = "1.0.0",
     removalVersion = "2.0.0",
 )
-schema MySchema6 {}
+class MyClass6 {}
diff --git a/packages/safe-ds-lang/tests/resources/generation/markdown/schemas/deprecated/generated/SUMMARY.md b/packages/safe-ds-lang/tests/resources/generation/markdown/schemas/deprecated/generated/SUMMARY.md
deleted file mode 100644
index fa853b99d..000000000
--- a/packages/safe-ds-lang/tests/resources/generation/markdown/schemas/deprecated/generated/SUMMARY.md
+++ /dev/null
@@ -1,13 +0,0 @@
----
-search:
-  exclude: true
----
-
-[//]: # (DO NOT EDIT THIS FILE DIRECTLY. Instead, edit the corresponding stub file and execute `npm run docs:api`.)
-
-- tests
-    - generation
-        - markdown
-            - schemas
-                - deprecated
-                    - [MySchema1](tests/generation/markdown/schemas/deprecated/MySchema1.md)
diff --git a/packages/safe-ds-lang/tests/resources/generation/markdown/schemas/deprecated/generated/tests/generation/markdown/schemas/deprecated/MySchema1.md b/packages/safe-ds-lang/tests/resources/generation/markdown/schemas/deprecated/generated/tests/generation/markdown/schemas/deprecated/MySchema1.md
deleted file mode 100644
index fa47f6440..000000000
--- a/packages/safe-ds-lang/tests/resources/generation/markdown/schemas/deprecated/generated/tests/generation/markdown/schemas/deprecated/MySchema1.md
+++ /dev/null
@@ -1,14 +0,0 @@
-[//]: # (DO NOT EDIT THIS FILE DIRECTLY. Instead, edit the corresponding stub file and execute `npm run docs:api`.)
-
-# :warning:{ title="Deprecated" } <code class="doc-symbol doc-symbol-schema"></code> `MySchema1` {#tests.generation.markdown.schemas.deprecated.MySchema1 data-toc-label='[schema] MySchema1'}
-
-!!! warning "Deprecated"
-
-    This declaration is deprecated.
-
-??? quote "Stub code in `main.sdsstub`"
-
-    ```sds linenums="4"
-    schema MySchema1 {}
-    ```
-    { data-search-exclude }
diff --git a/packages/safe-ds-lang/tests/resources/generation/markdown/schemas/deprecated/main.sdsstub b/packages/safe-ds-lang/tests/resources/generation/markdown/schemas/deprecated/main.sdsstub
deleted file mode 100644
index 0e63b5dbd..000000000
--- a/packages/safe-ds-lang/tests/resources/generation/markdown/schemas/deprecated/main.sdsstub
+++ /dev/null
@@ -1,4 +0,0 @@
-package tests.generation.markdown.schemas.deprecated
-
-@Deprecated
-schema MySchema1 {}
diff --git a/packages/safe-ds-lang/tests/resources/generation/markdown/schemas/documented/generated/SUMMARY.md b/packages/safe-ds-lang/tests/resources/generation/markdown/schemas/documented/generated/SUMMARY.md
deleted file mode 100644
index 38b5d7d79..000000000
--- a/packages/safe-ds-lang/tests/resources/generation/markdown/schemas/documented/generated/SUMMARY.md
+++ /dev/null
@@ -1,16 +0,0 @@
----
-search:
-  exclude: true
----
-
-[//]: # (DO NOT EDIT THIS FILE DIRECTLY. Instead, edit the corresponding stub file and execute `npm run docs:api`.)
-
-- tests
-    - generation
-        - markdown
-            - schemas
-                - documented
-                    - [MyClass](tests/generation/markdown/schemas/documented/MyClass.md)
-                    - [MySchema1](tests/generation/markdown/schemas/documented/MySchema1.md)
-                    - [MySchema2](tests/generation/markdown/schemas/documented/MySchema2.md)
-                    - [MySchema3](tests/generation/markdown/schemas/documented/MySchema3.md)
diff --git a/packages/safe-ds-lang/tests/resources/generation/markdown/schemas/documented/generated/tests/generation/markdown/schemas/documented/MyClass.md b/packages/safe-ds-lang/tests/resources/generation/markdown/schemas/documented/generated/tests/generation/markdown/schemas/documented/MyClass.md
deleted file mode 100644
index 13238eccf..000000000
--- a/packages/safe-ds-lang/tests/resources/generation/markdown/schemas/documented/generated/tests/generation/markdown/schemas/documented/MyClass.md
+++ /dev/null
@@ -1,15 +0,0 @@
----
-search:
-  boost: 0.5
----
-
-[//]: # (DO NOT EDIT THIS FILE DIRECTLY. Instead, edit the corresponding stub file and execute `npm run docs:api`.)
-
-# <code class="doc-symbol doc-symbol-class"></code> `MyClass` {#tests.generation.markdown.schemas.documented.MyClass data-toc-label='[class] MyClass'}
-
-??? quote "Stub code in `main.sdsstub`"
-
-    ```sds linenums="25"
-    class MyClass
-    ```
-    { data-search-exclude }
diff --git a/packages/safe-ds-lang/tests/resources/generation/markdown/schemas/documented/generated/tests/generation/markdown/schemas/documented/MySchema1.md b/packages/safe-ds-lang/tests/resources/generation/markdown/schemas/documented/generated/tests/generation/markdown/schemas/documented/MySchema1.md
deleted file mode 100644
index 22fa06f68..000000000
--- a/packages/safe-ds-lang/tests/resources/generation/markdown/schemas/documented/generated/tests/generation/markdown/schemas/documented/MySchema1.md
+++ /dev/null
@@ -1,12 +0,0 @@
-[//]: # (DO NOT EDIT THIS FILE DIRECTLY. Instead, edit the corresponding stub file and execute `npm run docs:api`.)
-
-# <code class="doc-symbol doc-symbol-schema"></code> `MySchema1` {#tests.generation.markdown.schemas.documented.MySchema1 data-toc-label='[schema] MySchema1'}
-
-Description of MySchema1.
-
-??? quote "Stub code in `main.sdsstub`"
-
-    ```sds linenums="8"
-    schema MySchema1 {}
-    ```
-    { data-search-exclude }
diff --git a/packages/safe-ds-lang/tests/resources/generation/markdown/schemas/documented/generated/tests/generation/markdown/schemas/documented/MySchema2.md b/packages/safe-ds-lang/tests/resources/generation/markdown/schemas/documented/generated/tests/generation/markdown/schemas/documented/MySchema2.md
deleted file mode 100644
index 599661962..000000000
--- a/packages/safe-ds-lang/tests/resources/generation/markdown/schemas/documented/generated/tests/generation/markdown/schemas/documented/MySchema2.md
+++ /dev/null
@@ -1,22 +0,0 @@
-[//]: # (DO NOT EDIT THIS FILE DIRECTLY. Instead, edit the corresponding stub file and execute `npm run docs:api`.)
-
-# <code class="doc-symbol doc-symbol-schema"></code> `MySchema2` {#tests.generation.markdown.schemas.documented.MySchema2 data-toc-label='[schema] MySchema2'}
-
-Description of MySchema2.
-
-**Columns:**
-
-| Name | Type |
-|------|------|
-| `column1` | [`MyClass`][tests.generation.markdown.schemas.documented.MyClass] |
-| `column2` | `#!sds Int` |
-
-??? quote "Stub code in `main.sdsstub`"
-
-    ```sds linenums="13"
-    schema MySchema2 {
-        "column1": MyClass,
-        "column2": Int,
-    }
-    ```
-    { data-search-exclude }
diff --git a/packages/safe-ds-lang/tests/resources/generation/markdown/schemas/documented/generated/tests/generation/markdown/schemas/documented/MySchema3.md b/packages/safe-ds-lang/tests/resources/generation/markdown/schemas/documented/generated/tests/generation/markdown/schemas/documented/MySchema3.md
deleted file mode 100644
index 02395d4c5..000000000
--- a/packages/safe-ds-lang/tests/resources/generation/markdown/schemas/documented/generated/tests/generation/markdown/schemas/documented/MySchema3.md
+++ /dev/null
@@ -1,18 +0,0 @@
-[//]: # (DO NOT EDIT THIS FILE DIRECTLY. Instead, edit the corresponding stub file and execute `npm run docs:api`.)
-
-# <code class="doc-symbol doc-symbol-schema"></code> `MySchema3` {#tests.generation.markdown.schemas.documented.MySchema3 data-toc-label='[schema] MySchema3'}
-
-Description of MySchema3.
-
-**Examples:**
-
-```sds hl_lines="1"
-// Example of MySchema3.
-```
-
-??? quote "Stub code in `main.sdsstub`"
-
-    ```sds linenums="23"
-    schema MySchema3 {}
-    ```
-    { data-search-exclude }
diff --git a/packages/safe-ds-lang/tests/resources/generation/markdown/schemas/documented/main.sdsstub b/packages/safe-ds-lang/tests/resources/generation/markdown/schemas/documented/main.sdsstub
deleted file mode 100644
index 50c4b60b2..000000000
--- a/packages/safe-ds-lang/tests/resources/generation/markdown/schemas/documented/main.sdsstub
+++ /dev/null
@@ -1,25 +0,0 @@
-package tests.generation.markdown.schemas.documented
-
-/**
- * Description of MySchema1.
- *
- * @since 1.0.0
- */
-schema MySchema1 {}
-
-/**
- * Description of MySchema2.
- */
-schema MySchema2 {
-    "column1": MyClass,
-    "column2": Int,
-}
-
-/**
- * Description of MySchema3.
- *
- * @example // Example of MySchema3.
- */
-schema MySchema3 {}
-
-class MyClass
diff --git a/packages/safe-ds-lang/tests/resources/generation/markdown/schemas/experimental/generated/SUMMARY.md b/packages/safe-ds-lang/tests/resources/generation/markdown/schemas/experimental/generated/SUMMARY.md
deleted file mode 100644
index 722f3548d..000000000
--- a/packages/safe-ds-lang/tests/resources/generation/markdown/schemas/experimental/generated/SUMMARY.md
+++ /dev/null
@@ -1,13 +0,0 @@
----
-search:
-  exclude: true
----
-
-[//]: # (DO NOT EDIT THIS FILE DIRECTLY. Instead, edit the corresponding stub file and execute `npm run docs:api`.)
-
-- tests
-    - generation
-        - markdown
-            - schemas
-                - experimental
-                    - [MySchema1](tests/generation/markdown/schemas/experimental/MySchema1.md)
diff --git a/packages/safe-ds-lang/tests/resources/generation/markdown/schemas/experimental/generated/tests/generation/markdown/schemas/experimental/MySchema1.md b/packages/safe-ds-lang/tests/resources/generation/markdown/schemas/experimental/generated/tests/generation/markdown/schemas/experimental/MySchema1.md
deleted file mode 100644
index 3fb743deb..000000000
--- a/packages/safe-ds-lang/tests/resources/generation/markdown/schemas/experimental/generated/tests/generation/markdown/schemas/experimental/MySchema1.md
+++ /dev/null
@@ -1,10 +0,0 @@
-[//]: # (DO NOT EDIT THIS FILE DIRECTLY. Instead, edit the corresponding stub file and execute `npm run docs:api`.)
-
-# :test_tube:{ title="Experimental" } <code class="doc-symbol doc-symbol-schema"></code> `MySchema1` {#tests.generation.markdown.schemas.experimental.MySchema1 data-toc-label='[schema] MySchema1'}
-
-??? quote "Stub code in `main.sdsstub`"
-
-    ```sds linenums="4"
-    schema MySchema1 {}
-    ```
-    { data-search-exclude }
diff --git a/packages/safe-ds-lang/tests/resources/generation/markdown/schemas/experimental/main.sdsstub b/packages/safe-ds-lang/tests/resources/generation/markdown/schemas/experimental/main.sdsstub
deleted file mode 100644
index d6d6700d6..000000000
--- a/packages/safe-ds-lang/tests/resources/generation/markdown/schemas/experimental/main.sdsstub
+++ /dev/null
@@ -1,4 +0,0 @@
-package tests.generation.markdown.schemas.experimental
-
-@Experimental
-schema MySchema1 {}
diff --git a/packages/safe-ds-lang/tests/resources/generation/markdown/schemas/undocumented/generated/SUMMARY.md b/packages/safe-ds-lang/tests/resources/generation/markdown/schemas/undocumented/generated/SUMMARY.md
deleted file mode 100644
index ee163ec57..000000000
--- a/packages/safe-ds-lang/tests/resources/generation/markdown/schemas/undocumented/generated/SUMMARY.md
+++ /dev/null
@@ -1,14 +0,0 @@
----
-search:
-  exclude: true
----
-
-[//]: # (DO NOT EDIT THIS FILE DIRECTLY. Instead, edit the corresponding stub file and execute `npm run docs:api`.)
-
-- tests
-    - generation
-        - markdown
-            - schemas
-                - undocumented
-                    - [MySchema1](tests/generation/markdown/schemas/undocumented/MySchema1.md)
-                    - [MySchema2](tests/generation/markdown/schemas/undocumented/MySchema2.md)
diff --git a/packages/safe-ds-lang/tests/resources/generation/markdown/schemas/undocumented/generated/tests/generation/markdown/schemas/undocumented/MySchema1.md b/packages/safe-ds-lang/tests/resources/generation/markdown/schemas/undocumented/generated/tests/generation/markdown/schemas/undocumented/MySchema1.md
deleted file mode 100644
index 70eb4506c..000000000
--- a/packages/safe-ds-lang/tests/resources/generation/markdown/schemas/undocumented/generated/tests/generation/markdown/schemas/undocumented/MySchema1.md
+++ /dev/null
@@ -1,10 +0,0 @@
-[//]: # (DO NOT EDIT THIS FILE DIRECTLY. Instead, edit the corresponding stub file and execute `npm run docs:api`.)
-
-# <code class="doc-symbol doc-symbol-schema"></code> `MySchema1` {#tests.generation.markdown.schemas.undocumented.MySchema1 data-toc-label='[schema] MySchema1'}
-
-??? quote "Stub code in `main.sdsstub`"
-
-    ```sds linenums="3"
-    schema MySchema1 {}
-    ```
-    { data-search-exclude }
diff --git a/packages/safe-ds-lang/tests/resources/generation/markdown/schemas/undocumented/generated/tests/generation/markdown/schemas/undocumented/MySchema2.md b/packages/safe-ds-lang/tests/resources/generation/markdown/schemas/undocumented/generated/tests/generation/markdown/schemas/undocumented/MySchema2.md
deleted file mode 100644
index 3656a3b8b..000000000
--- a/packages/safe-ds-lang/tests/resources/generation/markdown/schemas/undocumented/generated/tests/generation/markdown/schemas/undocumented/MySchema2.md
+++ /dev/null
@@ -1,20 +0,0 @@
-[//]: # (DO NOT EDIT THIS FILE DIRECTLY. Instead, edit the corresponding stub file and execute `npm run docs:api`.)
-
-# <code class="doc-symbol doc-symbol-schema"></code> `MySchema2` {#tests.generation.markdown.schemas.undocumented.MySchema2 data-toc-label='[schema] MySchema2'}
-
-**Columns:**
-
-| Name | Type |
-|------|------|
-| `column1` | `#!sds String` |
-| `column2` | `#!sds Int` |
-
-??? quote "Stub code in `main.sdsstub`"
-
-    ```sds linenums="5"
-    schema MySchema2 {
-        "column1": String,
-        "column2": Int
-    }
-    ```
-    { data-search-exclude }
diff --git a/packages/safe-ds-lang/tests/resources/generation/markdown/schemas/undocumented/main.sdsstub b/packages/safe-ds-lang/tests/resources/generation/markdown/schemas/undocumented/main.sdsstub
deleted file mode 100644
index 51e66b94b..000000000
--- a/packages/safe-ds-lang/tests/resources/generation/markdown/schemas/undocumented/main.sdsstub
+++ /dev/null
@@ -1,8 +0,0 @@
-package tests.generation.markdown.schemas.undocumented
-
-schema MySchema1 {}
-
-schema MySchema2 {
-    "column1": String,
-    "column2": Int
-}
diff --git a/packages/safe-ds-lang/tests/resources/grammar/declarations/schemas/bad-no name (colon).sdsdev b/packages/safe-ds-lang/tests/resources/grammar/declarations/schemas/bad-no name (colon).sdsdev
deleted file mode 100644
index 7e8ad7292..000000000
--- a/packages/safe-ds-lang/tests/resources/grammar/declarations/schemas/bad-no name (colon).sdsdev	
+++ /dev/null
@@ -1,5 +0,0 @@
-// $TEST$ syntax_error
-
-schema MySchema {
-    : Int
-}
diff --git a/packages/safe-ds-lang/tests/resources/grammar/declarations/schemas/bad-no name (no colon).sdsdev b/packages/safe-ds-lang/tests/resources/grammar/declarations/schemas/bad-no name (no colon).sdsdev
deleted file mode 100644
index b9972ace6..000000000
--- a/packages/safe-ds-lang/tests/resources/grammar/declarations/schemas/bad-no name (no colon).sdsdev	
+++ /dev/null
@@ -1,5 +0,0 @@
-// $TEST$ syntax_error
-
-schema MySchema {
-    Int
-}
diff --git a/packages/safe-ds-lang/tests/resources/grammar/declarations/schemas/bad-no type (colon).sdsdev b/packages/safe-ds-lang/tests/resources/grammar/declarations/schemas/bad-no type (colon).sdsdev
deleted file mode 100644
index 0da371cba..000000000
--- a/packages/safe-ds-lang/tests/resources/grammar/declarations/schemas/bad-no type (colon).sdsdev	
+++ /dev/null
@@ -1,5 +0,0 @@
-// $TEST$ syntax_error
-
-schema MySchema {
-    "column1" :
-}
diff --git a/packages/safe-ds-lang/tests/resources/grammar/declarations/schemas/bad-no type (no colon).sdsdev b/packages/safe-ds-lang/tests/resources/grammar/declarations/schemas/bad-no type (no colon).sdsdev
deleted file mode 100644
index 8a3589f9e..000000000
--- a/packages/safe-ds-lang/tests/resources/grammar/declarations/schemas/bad-no type (no colon).sdsdev	
+++ /dev/null
@@ -1,5 +0,0 @@
-// $TEST$ syntax_error
-
-schema MySchema {
-    "column1"
-}
diff --git a/packages/safe-ds-lang/tests/resources/grammar/declarations/schemas/bad-switched name and type.sdsdev b/packages/safe-ds-lang/tests/resources/grammar/declarations/schemas/bad-switched name and type.sdsdev
deleted file mode 100644
index 354327496..000000000
--- a/packages/safe-ds-lang/tests/resources/grammar/declarations/schemas/bad-switched name and type.sdsdev	
+++ /dev/null
@@ -1,5 +0,0 @@
-// $TEST$ syntax_error
-
-schema MySchema {
-    Int: "column1"
-}
diff --git a/packages/safe-ds-lang/tests/resources/grammar/declarations/schemas/bad-two visibilities (internal, internal).sdsdev b/packages/safe-ds-lang/tests/resources/grammar/declarations/schemas/bad-two visibilities (internal, internal).sdsdev
deleted file mode 100644
index 09c9b1766..000000000
--- a/packages/safe-ds-lang/tests/resources/grammar/declarations/schemas/bad-two visibilities (internal, internal).sdsdev	
+++ /dev/null
@@ -1,3 +0,0 @@
-// $TEST$ syntax_error
-
-internal internal schema MySchema {}
diff --git a/packages/safe-ds-lang/tests/resources/grammar/declarations/schemas/bad-two visibilities (internal, private).sdsdev b/packages/safe-ds-lang/tests/resources/grammar/declarations/schemas/bad-two visibilities (internal, private).sdsdev
deleted file mode 100644
index bde4b04b8..000000000
--- a/packages/safe-ds-lang/tests/resources/grammar/declarations/schemas/bad-two visibilities (internal, private).sdsdev	
+++ /dev/null
@@ -1,3 +0,0 @@
-// $TEST$ syntax_error
-
-internal private schema MySchema {}
diff --git a/packages/safe-ds-lang/tests/resources/grammar/declarations/schemas/bad-two visibilities (private, internal).sdsdev b/packages/safe-ds-lang/tests/resources/grammar/declarations/schemas/bad-two visibilities (private, internal).sdsdev
deleted file mode 100644
index 2d45c4ca4..000000000
--- a/packages/safe-ds-lang/tests/resources/grammar/declarations/schemas/bad-two visibilities (private, internal).sdsdev	
+++ /dev/null
@@ -1,3 +0,0 @@
-// $TEST$ syntax_error
-
-private internal schema MySchema {}
diff --git a/packages/safe-ds-lang/tests/resources/grammar/declarations/schemas/bad-two visibilities (private, private).sdsdev b/packages/safe-ds-lang/tests/resources/grammar/declarations/schemas/bad-two visibilities (private, private).sdsdev
deleted file mode 100644
index aa00569af..000000000
--- a/packages/safe-ds-lang/tests/resources/grammar/declarations/schemas/bad-two visibilities (private, private).sdsdev	
+++ /dev/null
@@ -1,3 +0,0 @@
-// $TEST$ syntax_error
-
-private private schema MySchema {}
diff --git a/packages/safe-ds-lang/tests/resources/grammar/declarations/schemas/bad-unclosed curly brace.sdsdev b/packages/safe-ds-lang/tests/resources/grammar/declarations/schemas/bad-unclosed curly brace.sdsdev
deleted file mode 100644
index 344b89dab..000000000
--- a/packages/safe-ds-lang/tests/resources/grammar/declarations/schemas/bad-unclosed curly brace.sdsdev	
+++ /dev/null
@@ -1,3 +0,0 @@
-// $TEST$ syntax_error
-
-schema MySchema {
diff --git a/packages/safe-ds-lang/tests/resources/grammar/declarations/schemas/good-annotation call.sdsdev b/packages/safe-ds-lang/tests/resources/grammar/declarations/schemas/good-annotation call.sdsdev
deleted file mode 100644
index 6d802b733..000000000
--- a/packages/safe-ds-lang/tests/resources/grammar/declarations/schemas/good-annotation call.sdsdev	
+++ /dev/null
@@ -1,6 +0,0 @@
-// $TEST$ no_syntax_error
-
-package test
-
-@Annotation
-schema MySchema {}
diff --git a/packages/safe-ds-lang/tests/resources/grammar/declarations/schemas/good-empty schema.sdsdev b/packages/safe-ds-lang/tests/resources/grammar/declarations/schemas/good-empty schema.sdsdev
deleted file mode 100644
index f1e64b435..000000000
--- a/packages/safe-ds-lang/tests/resources/grammar/declarations/schemas/good-empty schema.sdsdev	
+++ /dev/null
@@ -1,3 +0,0 @@
-// $TEST$ no_syntax_error
-
-schema MySchema {}
diff --git a/packages/safe-ds-lang/tests/resources/grammar/declarations/schemas/good-internal.sdsdev b/packages/safe-ds-lang/tests/resources/grammar/declarations/schemas/good-internal.sdsdev
deleted file mode 100644
index 49ade82f8..000000000
--- a/packages/safe-ds-lang/tests/resources/grammar/declarations/schemas/good-internal.sdsdev
+++ /dev/null
@@ -1,3 +0,0 @@
-// $TEST$ no_syntax_error
-
-internal schema MySchema {}
diff --git a/packages/safe-ds-lang/tests/resources/grammar/declarations/schemas/good-one column.sdsdev b/packages/safe-ds-lang/tests/resources/grammar/declarations/schemas/good-one column.sdsdev
deleted file mode 100644
index bea79ca35..000000000
--- a/packages/safe-ds-lang/tests/resources/grammar/declarations/schemas/good-one column.sdsdev	
+++ /dev/null
@@ -1,5 +0,0 @@
-// $TEST$ no_syntax_error
-
-schema MySchema {
-    "column1": Int
-}
diff --git a/packages/safe-ds-lang/tests/resources/grammar/declarations/schemas/good-private.sdsdev b/packages/safe-ds-lang/tests/resources/grammar/declarations/schemas/good-private.sdsdev
deleted file mode 100644
index 45a954683..000000000
--- a/packages/safe-ds-lang/tests/resources/grammar/declarations/schemas/good-private.sdsdev
+++ /dev/null
@@ -1,3 +0,0 @@
-// $TEST$ no_syntax_error
-
-private schema MySchema {}
diff --git a/packages/safe-ds-lang/tests/resources/grammar/declarations/schemas/good-two columns.sdsdev b/packages/safe-ds-lang/tests/resources/grammar/declarations/schemas/good-two columns.sdsdev
deleted file mode 100644
index 5cd16453f..000000000
--- a/packages/safe-ds-lang/tests/resources/grammar/declarations/schemas/good-two columns.sdsdev	
+++ /dev/null
@@ -1,6 +0,0 @@
-// $TEST$ no_syntax_error
-
-schema MySchema {
-    "column1": Int,
-    "column2": String
-}
diff --git a/packages/safe-ds-lang/tests/resources/grammar/keywords as names/bad-unescaped schema.sdsdev b/packages/safe-ds-lang/tests/resources/grammar/keywords as names/bad-unescaped schema.sdsdev
deleted file mode 100644
index bc788c52d..000000000
--- a/packages/safe-ds-lang/tests/resources/grammar/keywords as names/bad-unescaped schema.sdsdev	
+++ /dev/null
@@ -1,3 +0,0 @@
-// $TEST$ syntax_error
-
-class schema
diff --git a/packages/safe-ds-lang/tests/resources/grammar/keywords as names/good-escapedKeywords.sdsdev b/packages/safe-ds-lang/tests/resources/grammar/keywords as names/good-escapedKeywords.sdsdev
index 17e12296d..dbd9205e4 100644
--- a/packages/safe-ds-lang/tests/resources/grammar/keywords as names/good-escapedKeywords.sdsdev	
+++ b/packages/safe-ds-lang/tests/resources/grammar/keywords as names/good-escapedKeywords.sdsdev	
@@ -22,7 +22,6 @@ class ^out
 class ^package
 class ^pipeline
 class ^private
-class ^schema
 class ^static
 class ^segment
 class ^sub
diff --git a/packages/safe-ds-lang/tests/resources/grammar/trailing commas/good-column list of schema.sdsdev b/packages/safe-ds-lang/tests/resources/grammar/trailing commas/good-column list of schema.sdsdev
deleted file mode 100644
index f4dd423f0..000000000
--- a/packages/safe-ds-lang/tests/resources/grammar/trailing commas/good-column list of schema.sdsdev	
+++ /dev/null
@@ -1,6 +0,0 @@
-// $TEST$ no_syntax_error
-
-schema MySchemaWithTrailingComma {
-    "column1" : Int,
-    "column2" : String,
-}
diff --git a/packages/safe-ds-lang/tests/resources/partial evaluation/invalid nodes/main.sdsdev b/packages/safe-ds-lang/tests/resources/partial evaluation/invalid nodes/main.sdsdev
index 90e69ec88..e526347b1 100644
--- a/packages/safe-ds-lang/tests/resources/partial evaluation/invalid nodes/main.sdsdev	
+++ b/packages/safe-ds-lang/tests/resources/partial evaluation/invalid nodes/main.sdsdev	
@@ -1,4 +1,4 @@
 package tests.partialValidation.invalidNodes
 
 // $TEST$ serialization ?
-»schema mySchema {}«
+»pipeline myPipeline {}«
diff --git a/packages/safe-ds-lang/tests/resources/scoping/imported declarations/to schemas/main.sdsdev b/packages/safe-ds-lang/tests/resources/scoping/imported declarations/to schemas/main.sdsdev
deleted file mode 100644
index 50e262a55..000000000
--- a/packages/safe-ds-lang/tests/resources/scoping/imported declarations/to schemas/main.sdsdev	
+++ /dev/null
@@ -1,25 +0,0 @@
-package tests.scoping.importedDeclarations.toSchemas
-
-// $TEST$ references own_OwnSchema
-from tests.scoping.importedDeclarations.toSchemas import »OwnSchema«
-
-// $TEST$ references firstPackage_SchemaInFirstPackage
-from tests.scoping.importedDeclarations.toSchemas.first import »SchemaInFirstPackage«
-
-// $TEST$ references secondPackage_SchemaInSecondPackage
-from tests.scoping.importedDeclarations.toSchemas.second import »SchemaInSecondPackage«
-
-// $TEST$ references secondPackage_RedeclaredSchemaInSameFile
-// $TEST$ references secondPackage_RedeclaredSchemaInOtherFile
-from tests.scoping.importedDeclarations.toSchemas.second import »RedeclaredSchemaInSameFile«, »RedeclaredSchemaInOtherFile«
-
-// $TEST$ references secondPackage_SchemaInBothPackages
-from tests.scoping.importedDeclarations.toSchemas.second import »SchemaInBothPackages«
-
-
-// $TEST$ unresolved
-from tests.scoping.importedDeclarations.toSchemas.second import »SchemaInFirstPackage«
-
-
-// $TEST$ target own_OwnSchema
-schema »OwnSchema« {}
diff --git a/packages/safe-ds-lang/tests/resources/scoping/imported declarations/to schemas/resource first package.sdsdev b/packages/safe-ds-lang/tests/resources/scoping/imported declarations/to schemas/resource first package.sdsdev
deleted file mode 100644
index 281edb623..000000000
--- a/packages/safe-ds-lang/tests/resources/scoping/imported declarations/to schemas/resource first package.sdsdev	
+++ /dev/null
@@ -1,7 +0,0 @@
-package tests.scoping.importedDeclarations.toSchemas.first
-
-// $TEST$ target firstPackage_SchemaInFirstPackage
-schema »SchemaInFirstPackage« {}
-
-// $TEST$ target firstPackage_SchemaInBothPackages
-schema »SchemaInBothPackages« {}
diff --git a/packages/safe-ds-lang/tests/resources/scoping/imported declarations/to schemas/resource second package.sdsdev b/packages/safe-ds-lang/tests/resources/scoping/imported declarations/to schemas/resource second package.sdsdev
deleted file mode 100644
index 56f668917..000000000
--- a/packages/safe-ds-lang/tests/resources/scoping/imported declarations/to schemas/resource second package.sdsdev	
+++ /dev/null
@@ -1,14 +0,0 @@
-package tests.scoping.importedDeclarations.toSchemas.second
-
-// $TEST$ target secondPackage_SchemaInSecondPackage
-schema »SchemaInSecondPackage« {}
-
-// $TEST$ target secondPackage_RedeclaredSchemaInSameFile
-schema »RedeclaredSchemaInSameFile« {}
-schema RedeclaredSchemaInSameFile {}
-
-// $TEST$ target secondPackage_RedeclaredSchemaInOtherFile
-schema »RedeclaredSchemaInOtherFile« {}
-
-// $TEST$ target secondPackage_SchemaInBothPackages
-schema »SchemaInBothPackages« {}
diff --git a/packages/safe-ds-lang/tests/resources/scoping/references/across files/to schemas/main no imports or own declarations.sdsdev b/packages/safe-ds-lang/tests/resources/scoping/references/across files/to schemas/main no imports or own declarations.sdsdev
deleted file mode 100644
index fd35ee395..000000000
--- a/packages/safe-ds-lang/tests/resources/scoping/references/across files/to schemas/main no imports or own declarations.sdsdev	
+++ /dev/null
@@ -1,46 +0,0 @@
-package tests.scoping.references.acrossFiles.toSchemas
-
-pipeline myPipeline {
-    // $TEST$ references same_MySchema
-    »MySchema«;
-
-
-    // $TEST$ references same_PublicSchemaInSamePackage
-    »PublicSchemaInSamePackage«;
-
-    // $TEST$ references same_InternalSchemaInSamePackage
-    »InternalSchemaInSamePackage«;
-
-    // $TEST$ unresolved
-    »PrivateSchemaInSamePackage«;
-
-
-    // $TEST$ references safeds_PublicSchemaInSafeDsPackage
-    »PublicSchemaInSafeDsPackage«;
-
-    // $TEST$ unresolved
-    »InternalSchemaInSafeDsPackage«;
-
-    // $TEST$ unresolved
-    »PrivateSchemaInSafeDsPackage«;
-
-
-    // $TEST$ unresolved
-    »PublicSchemaInAnotherPackage«;
-
-    // $TEST$ unresolved
-    »InternalSchemaInAnotherPackage«;
-
-    // $TEST$ unresolved
-    »PrivateSchemaInAnotherPackage«;
-
-
-    // $TEST$ unresolved
-    »PublicSchemaWithoutPackage«;
-
-    // $TEST$ unresolved
-    »InternalSchemaWithoutPackage«;
-
-    // $TEST$ unresolved
-    »PrivateSchemaWithoutPackage«;
-}
diff --git a/packages/safe-ds-lang/tests/resources/scoping/references/across files/to schemas/main with imports and own declarations.sdsdev b/packages/safe-ds-lang/tests/resources/scoping/references/across files/to schemas/main with imports and own declarations.sdsdev
deleted file mode 100644
index 5639def32..000000000
--- a/packages/safe-ds-lang/tests/resources/scoping/references/across files/to schemas/main with imports and own declarations.sdsdev	
+++ /dev/null
@@ -1,55 +0,0 @@
-package tests.scoping.references.acrossFiles.toSchemas
-
-from safeds.scoping.references.acrossFiles.toSchemas import MySchema as MyOwnSchema
-from tests.scoping.references.acrossFiles.toSchemas.other import PublicSchemaInAnotherPackage, PublicSchemaInAnotherPackage2
-
-// $TEST$ target own_MyOwnSchema
-schema »MyOwnSchema« {}
-
-pipeline myPipeline {
-    // $TEST$ references own_MyOwnSchema
-    »MyOwnSchema«;
-
-
-    // $TEST$ references same_PublicSchemaInSamePackage
-    »PublicSchemaInSamePackage«;
-
-    // $TEST$ references same_InternalSchemaInSamePackage
-    »InternalSchemaInSamePackage«;
-
-    // $TEST$ unresolved
-    »PrivateSchemaInSamePackage«;
-
-
-    // $TEST$ references safeds_PublicSchemaInSafeDsPackage
-    »PublicSchemaInSafeDsPackage«;
-
-    // $TEST$ unresolved
-    »InternalSchemaInSafeDsPackage«;
-
-    // $TEST$ unresolved
-    »PrivateSchemaInSafeDsPackage«;
-
-
-    // $TEST$ references other_PublicSchemaInAnotherPackage
-    »PublicSchemaInAnotherPackage«;
-
-    // $TEST$ references other_PublicSchemaInAnotherPackage2
-    »PublicSchemaInAnotherPackage2«;
-
-    // $TEST$ unresolved
-    »InternalSchemaInAnotherPackage«;
-
-    // $TEST$ unresolved
-    »PrivateSchemaInAnotherPackage«;
-
-
-    // $TEST$ unresolved
-    »PublicSchemaWithoutPackage«;
-
-    // $TEST$ unresolved
-    »InternalSchemaWithoutPackage«;
-
-    // $TEST$ unresolved
-    »PrivateSchemaWithoutPackage«;
-}
diff --git a/packages/safe-ds-lang/tests/resources/scoping/references/across files/to schemas/main with multiple imports of same name.sdsdev b/packages/safe-ds-lang/tests/resources/scoping/references/across files/to schemas/main with multiple imports of same name.sdsdev
deleted file mode 100644
index 1fb7f3e68..000000000
--- a/packages/safe-ds-lang/tests/resources/scoping/references/across files/to schemas/main with multiple imports of same name.sdsdev	
+++ /dev/null
@@ -1,10 +0,0 @@
-package tests.scoping.references.acrossFiles.toSchemas
-
-from safeds.scoping.references.acrossFiles.toSchemas import MySchema
-from tests.scoping.references.acrossFiles.toSchemas.other import MySchema
-from tests.scoping.references.acrossFiles.toSchemas import MySchema
-
-pipeline myPipeline {
-    // $TEST$ references safeds_MySchema
-    »MySchema«;
-}
diff --git a/packages/safe-ds-lang/tests/resources/scoping/references/across files/to schemas/main with qualified import with alias.sdsdev b/packages/safe-ds-lang/tests/resources/scoping/references/across files/to schemas/main with qualified import with alias.sdsdev
deleted file mode 100644
index 8ee345508..000000000
--- a/packages/safe-ds-lang/tests/resources/scoping/references/across files/to schemas/main with qualified import with alias.sdsdev	
+++ /dev/null
@@ -1,60 +0,0 @@
-package tests.scoping.references.acrossFiles.toSchemas
-
-from tests.scoping.references.acrossFiles.toSchemas import MySchema as MySchemaInSamePackage
-from safeds.scoping.references.acrossFiles.toSchemas import MySchema as MySchemaInSafeDsPackage
-from tests.scoping.references.acrossFiles.toSchemas.other import MySchema as MySchemaInAnotherPackage
-
-pipeline myPipeline {
-    // $TEST$ references same_MySchema
-    »MySchema«;
-
-
-    // $TEST$ references same_PublicSchemaInSamePackage
-    »PublicSchemaInSamePackage«;
-
-    // $TEST$ references same_InternalSchemaInSamePackage
-    »InternalSchemaInSamePackage«;
-
-    // $TEST$ unresolved
-    »PrivateSchemaInSamePackage«;
-
-
-    // $TEST$ references safeds_PublicSchemaInSafeDsPackage
-    »PublicSchemaInSafeDsPackage«;
-
-    // $TEST$ unresolved
-    »InternalSchemaInSafeDsPackage«;
-
-    // $TEST$ unresolved
-    »PrivateSchemaInSafeDsPackage«;
-
-
-    // $TEST$ unresolved
-    »PublicSchemaInAnotherPackage«;
-
-    // $TEST$ unresolved
-    »InternalSchemaInAnotherPackage«;
-
-    // $TEST$ unresolved
-    »PrivateSchemaInAnotherPackage«;
-
-
-    // $TEST$ unresolved
-    »PublicSchemaWithoutPackage«;
-
-    // $TEST$ unresolved
-    »InternalSchemaWithoutPackage«;
-
-    // $TEST$ unresolved
-    »PrivateSchemaWithoutPackage«;
-
-
-    // $TEST$ references same_MySchema
-    »MySchemaInSamePackage«;
-
-    // $TEST$ references safeds_MySchema
-    »MySchemaInSafeDsPackage«;
-
-    // $TEST$ references other_MySchema
-    »MySchemaInAnotherPackage«;
-}
diff --git a/packages/safe-ds-lang/tests/resources/scoping/references/across files/to schemas/main with qualified import.sdsdev b/packages/safe-ds-lang/tests/resources/scoping/references/across files/to schemas/main with qualified import.sdsdev
deleted file mode 100644
index 794c333f5..000000000
--- a/packages/safe-ds-lang/tests/resources/scoping/references/across files/to schemas/main with qualified import.sdsdev	
+++ /dev/null
@@ -1,52 +0,0 @@
-package tests.scoping.references.acrossFiles.toSchemas
-
-from safeds.scoping.references.acrossFiles.toSchemas import MySchema
-from tests.scoping.references.acrossFiles.toSchemas.other import PublicSchemaInAnotherPackage, PublicSchemaInAnotherPackage2
-
-pipeline myPipeline {
-    // $TEST$ references safeds_MySchema
-    »MySchema«;
-
-
-    // $TEST$ references same_PublicSchemaInSamePackage
-    »PublicSchemaInSamePackage«;
-
-    // $TEST$ references same_InternalSchemaInSamePackage
-    »InternalSchemaInSamePackage«;
-
-    // $TEST$ unresolved
-    »PrivateSchemaInSamePackage«;
-
-
-    // $TEST$ references safeds_PublicSchemaInSafeDsPackage
-    »PublicSchemaInSafeDsPackage«;
-
-    // $TEST$ unresolved
-    »InternalSchemaInSafeDsPackage«;
-
-    // $TEST$ unresolved
-    »PrivateSchemaInSafeDsPackage«;
-
-
-    // $TEST$ references other_PublicSchemaInAnotherPackage
-    »PublicSchemaInAnotherPackage«;
-
-    // $TEST$ references other_PublicSchemaInAnotherPackage2
-    »PublicSchemaInAnotherPackage2«;
-
-    // $TEST$ unresolved
-    »InternalSchemaInAnotherPackage«;
-
-    // $TEST$ unresolved
-    »PrivateSchemaInAnotherPackage«;
-
-
-    // $TEST$ unresolved
-    »PublicSchemaWithoutPackage«;
-
-    // $TEST$ unresolved
-    »InternalSchemaWithoutPackage«;
-
-    // $TEST$ unresolved
-    »PrivateSchemaWithoutPackage«;
-}
diff --git a/packages/safe-ds-lang/tests/resources/scoping/references/across files/to schemas/main with wildcard import.sdsdev b/packages/safe-ds-lang/tests/resources/scoping/references/across files/to schemas/main with wildcard import.sdsdev
deleted file mode 100644
index b2307bde8..000000000
--- a/packages/safe-ds-lang/tests/resources/scoping/references/across files/to schemas/main with wildcard import.sdsdev	
+++ /dev/null
@@ -1,48 +0,0 @@
-package tests.scoping.references.acrossFiles.toSchemas
-
-from safeds.scoping.references.acrossFiles.toSchemas import *
-
-pipeline myPipeline {
-    // $TEST$ references safeds_MySchema
-    »MySchema«;
-
-
-    // $TEST$ references same_PublicSchemaInSamePackage
-    »PublicSchemaInSamePackage«;
-
-    // $TEST$ references same_InternalSchemaInSamePackage
-    »InternalSchemaInSamePackage«;
-
-    // $TEST$ unresolved
-    »PrivateSchemaInSamePackage«;
-
-
-    // $TEST$ references safeds_PublicSchemaInSafeDsPackage
-    »PublicSchemaInSafeDsPackage«;
-
-    // $TEST$ unresolved
-    »InternalSchemaInSafeDsPackage«;
-
-    // $TEST$ unresolved
-    »PrivateSchemaInSafeDsPackage«;
-
-
-    // $TEST$ unresolved
-    »PublicSchemaInAnotherPackage«;
-
-    // $TEST$ unresolved
-    »InternalSchemaInAnotherPackage«;
-
-    // $TEST$ unresolved
-    »PrivateSchemaInAnotherPackage«;
-
-
-    // $TEST$ unresolved
-    »PublicSchemaWithoutPackage«;
-
-    // $TEST$ unresolved
-    »InternalSchemaWithoutPackage«;
-
-    // $TEST$ unresolved
-    »PrivateSchemaWithoutPackage«;
-}
diff --git a/packages/safe-ds-lang/tests/resources/scoping/references/across files/to schemas/resource other package.sdsdev b/packages/safe-ds-lang/tests/resources/scoping/references/across files/to schemas/resource other package.sdsdev
deleted file mode 100644
index d3418caf5..000000000
--- a/packages/safe-ds-lang/tests/resources/scoping/references/across files/to schemas/resource other package.sdsdev	
+++ /dev/null
@@ -1,16 +0,0 @@
-package tests.scoping.references.acrossFiles.toSchemas.other
-
-// $TEST$ target other_MySchema
-schema »MySchema« {}
-
-// $TEST$ target other_PublicSchemaInAnotherPackage
-schema »PublicSchemaInAnotherPackage« {}
-
-// $TEST$ target other_PublicSchemaInAnotherPackage2
-schema »PublicSchemaInAnotherPackage2« {}
-
-// $TEST$ target other_InternalSchematInAnotherPackage
-internal schema »InternalSchematInAnotherPackage« {}
-
-// $TEST$ target other_PrivateSchemaInAnotherPackage
-private schema »PrivateSchemaInAnotherPackage« {}
diff --git a/packages/safe-ds-lang/tests/resources/scoping/references/across files/to schemas/resource safeds package.sdsdev b/packages/safe-ds-lang/tests/resources/scoping/references/across files/to schemas/resource safeds package.sdsdev
deleted file mode 100644
index a2176af1f..000000000
--- a/packages/safe-ds-lang/tests/resources/scoping/references/across files/to schemas/resource safeds package.sdsdev	
+++ /dev/null
@@ -1,13 +0,0 @@
-package safeds.scoping.references.acrossFiles.toSchemas
-
-// $TEST$ target safeds_MySchema
-schema »MySchema« {}
-
-// $TEST$ target safeds_PublicSchemaInSafeDsPackage
-schema »PublicSchemaInSafeDsPackage« {}
-
-// $TEST$ target safeds_InternalSchemaInSafeDsPackage
-internal schema »InternalSchemaInSafeDsPackage« {}
-
-// $TEST$ target safeds_PrivateSchemaInSafeDsPackage
-private schema »PrivateSchemaInSafeDsPackage« {}
diff --git a/packages/safe-ds-lang/tests/resources/scoping/references/across files/to schemas/resource same package.sdsdev b/packages/safe-ds-lang/tests/resources/scoping/references/across files/to schemas/resource same package.sdsdev
deleted file mode 100644
index d8b498ba5..000000000
--- a/packages/safe-ds-lang/tests/resources/scoping/references/across files/to schemas/resource same package.sdsdev	
+++ /dev/null
@@ -1,13 +0,0 @@
-package tests.scoping.references.acrossFiles.toSchemas
-
-// $TEST$ target same_MySchema
-schema »MySchema« {}
-
-// $TEST$ target same_PublicSchemaInSamePackage
-schema »PublicSchemaInSamePackage« {}
-
-// $TEST$ target same_InternalSchemaInSamePackage
-internal schema »InternalSchemaInSamePackage« {}
-
-// $TEST$ target same_PrivateSchemaInSamePackage
-private schema »PrivateSchemaInSamePackage« {}
diff --git a/packages/safe-ds-lang/tests/resources/scoping/references/across files/to schemas/resource without package.sdsdev b/packages/safe-ds-lang/tests/resources/scoping/references/across files/to schemas/resource without package.sdsdev
deleted file mode 100644
index 3b0f02177..000000000
--- a/packages/safe-ds-lang/tests/resources/scoping/references/across files/to schemas/resource without package.sdsdev	
+++ /dev/null
@@ -1,11 +0,0 @@
-// $TEST$ target without_MySchema
-schema »MySchema« {}
-
-// $TEST$ target without_PublicSchemaWithoutPackage
-schema »PublicSchemaWithoutPackage« {}
-
-// $TEST$ target without_InternalSchemaInSamePackage
-internal schema »InternalSchemaInSamePackage« {}
-
-// $TEST$ target without_PrivateSchemaInSamePackage
-private schema »PrivateSchemaInSamePackage« {}
diff --git a/packages/safe-ds-lang/tests/resources/scoping/references/in same file/to schemas/main.sdsdev b/packages/safe-ds-lang/tests/resources/scoping/references/in same file/to schemas/main.sdsdev
deleted file mode 100644
index 8ba5d08bc..000000000
--- a/packages/safe-ds-lang/tests/resources/scoping/references/in same file/to schemas/main.sdsdev	
+++ /dev/null
@@ -1,35 +0,0 @@
-package tests.scoping.references.inSameFile.toSchemas
-
-// $TEST$ target PrivateBefore
-private schema »PrivateBefore« {}
-// $TEST$ target InternalBefore
-internal schema »InternalBefore« {}
-// $TEST$ target PublicBefore
-schema »PublicBefore« {}
-
-pipeline myPipeline {
-    // $TEST$ references PrivateBefore
-    »PrivateBefore«;
-
-    // $TEST$ references InternalBefore
-    »InternalBefore«;
-
-    // $TEST$ references PublicBefore
-    »PublicBefore«;
-
-    // $TEST$ references PrivateAfter
-    »PrivateAfter«;
-
-    // $TEST$ references InternalAfter
-    »InternalAfter«;
-
-    // $TEST$ references PublicAfter
-    »PublicAfter«;
-}
-
-// $TEST$ target PrivateAfter
-private schema »PrivateAfter« {}
-// $TEST$ target InternalAfter
-internal schema »InternalAfter« {}
-// $TEST$ target PublicAfter
-schema »PublicAfter« {}
diff --git a/packages/safe-ds-lang/tests/resources/validation/experimental language feature/schemas/main.sdsdev b/packages/safe-ds-lang/tests/resources/validation/experimental language feature/schemas/main.sdsdev
deleted file mode 100644
index a62b4584d..000000000
--- a/packages/safe-ds-lang/tests/resources/validation/experimental language feature/schemas/main.sdsdev	
+++ /dev/null
@@ -1,4 +0,0 @@
-package tests.validation.experimentalLanguageFeature.schemas
-
-// $TEST$ warning "Schemas are experimental and may change without prior notice."
-schema »MySchema« {}
diff --git a/packages/safe-ds-lang/tests/resources/validation/names/casing/schemas.sdsdev b/packages/safe-ds-lang/tests/resources/validation/names/casing/schemas.sdsdev
deleted file mode 100644
index d735f2c8b..000000000
--- a/packages/safe-ds-lang/tests/resources/validation/names/casing/schemas.sdsdev
+++ /dev/null
@@ -1,12 +0,0 @@
-package tests.validation.names.casing
-
-// $TEST$ no warning "Names of schemas should be UpperCamelCase."
-schema »SchemaUppercase1« {}
-// $TEST$ no warning "Names of schemas should be UpperCamelCase."
-schema »^SchemaUppercase2« {}
-// $TEST$ warning "Names of schemas should be UpperCamelCase."
-schema »schemaLowercase« {}
-// $TEST$ warning "Names of schemas should be UpperCamelCase."
-schema »_schemaUnderscore« {}
-// $TEST$ warning "Names of schemas should be UpperCamelCase."
-schema »Schema_Snake_Case« {}
diff --git a/packages/safe-ds-lang/tests/resources/validation/names/codegen prefix/schemas.sdsdev b/packages/safe-ds-lang/tests/resources/validation/names/codegen prefix/schemas.sdsdev
deleted file mode 100644
index 7ec0a8ad0..000000000
--- a/packages/safe-ds-lang/tests/resources/validation/names/codegen prefix/schemas.sdsdev	
+++ /dev/null
@@ -1,7 +0,0 @@
-package tests.validation.names.blockLambdaPrefix
-
-// $TEST$ error "Names of declarations must not start with '__gen_'. This is reserved for code generation."
-schema »__gen_0« {}
-
-// $TEST$ no error "Names of declarations must not start with '__gen_'. This is reserved for code generation."
-schema »_gen_1« {}
diff --git a/packages/safe-ds-lang/tests/resources/validation/names/duplicates/across files/main.sdsdev b/packages/safe-ds-lang/tests/resources/validation/names/duplicates/across files/main.sdsdev
index 433eb3458..89a765aa2 100644
--- a/packages/safe-ds-lang/tests/resources/validation/names/duplicates/across files/main.sdsdev	
+++ b/packages/safe-ds-lang/tests/resources/validation/names/duplicates/across files/main.sdsdev	
@@ -10,8 +10,6 @@ enum »DuplicateEnum«
 fun »duplicateFunction«()
 // $TEST$ no error r"Multiple declarations in this package have the name '\w*'\."
 pipeline »duplicatePipeline« {}
-// $TEST$ error "Multiple declarations in this package have the name 'DuplicateSchema'."
-schema »DuplicateSchema« {}
 // $TEST$ error "Multiple declarations in this package have the name 'duplicatePublicSegment'."
 segment »duplicatePublicSegment«() {}
 // $TEST$ error "Multiple declarations in this package have the name 'duplicateInternalSegment'."
@@ -31,8 +29,6 @@ fun »uniqueFunction«()
 // $TEST$ no error r"Multiple declarations in this package have the name '\w*'\."
 pipeline »uniquePipeline« {}
 // $TEST$ no error r"Multiple declarations in this package have the name '\w*'\."
-schema »UniqueSchema« {}
-// $TEST$ no error r"Multiple declarations in this package have the name '\w*'\."
 segment »uniquePublicSegment«() {}
 // $TEST$ no error r"Multiple declarations in this package have the name '\w*'\."
 internal segment »uniqueInternalSegment«() {}
@@ -61,10 +57,6 @@ pipeline »myPipeline« {}
 // $TEST$ no error r"Multiple declarations in this package have the name '\w*'\."
 pipeline »myPipeline« {}
 // $TEST$ no error r"Multiple declarations in this package have the name '\w*'\."
-schema »MySchema« {}
-// $TEST$ no error r"Multiple declarations in this package have the name '\w*'\."
-schema »MySchema« {}
-// $TEST$ no error r"Multiple declarations in this package have the name '\w*'\."
 segment »myPublicSegment«() {}
 // $TEST$ no error r"Multiple declarations in this package have the name '\w*'\."
 segment »myPublicSegment«() {}
diff --git a/packages/safe-ds-lang/tests/resources/validation/names/duplicates/across files/other package.sdsdev b/packages/safe-ds-lang/tests/resources/validation/names/duplicates/across files/other package.sdsdev
index 84389abf4..c59aef285 100644
--- a/packages/safe-ds-lang/tests/resources/validation/names/duplicates/across files/other package.sdsdev	
+++ b/packages/safe-ds-lang/tests/resources/validation/names/duplicates/across files/other package.sdsdev	
@@ -11,8 +11,6 @@ fun »uniqueFunction«()
 // $TEST$ no error r"Multiple declarations in this package have the name '\w*'\."
 pipeline »uniquePipeline« {}
 // $TEST$ no error r"Multiple declarations in this package have the name '\w*'\."
-schema »UniqueSchema« {}
-// $TEST$ no error r"Multiple declarations in this package have the name '\w*'\."
 segment »uniquePublicSegment«() {}
 // $TEST$ no error r"Multiple declarations in this package have the name '\w*'\."
 internal segment »uniqueInternalSegment«() {}
diff --git a/packages/safe-ds-lang/tests/resources/validation/names/duplicates/across files/safeds 1.sdsdev b/packages/safe-ds-lang/tests/resources/validation/names/duplicates/across files/safeds 1.sdsdev
index 605fa9d5e..d7f403c83 100644
--- a/packages/safe-ds-lang/tests/resources/validation/names/duplicates/across files/safeds 1.sdsdev	
+++ b/packages/safe-ds-lang/tests/resources/validation/names/duplicates/across files/safeds 1.sdsdev	
@@ -17,8 +17,6 @@ enum »DuplicateEnum«
 fun »duplicateFunction«()
 // $TEST$ no error r"Multiple builtin declarations have the name '\w*'\."
 pipeline »duplicatePipeline« {}
-// $TEST$ error "Multiple builtin declarations have the name 'DuplicateSchema'."
-schema »DuplicateSchema« {}
 // $TEST$ error "Multiple builtin declarations have the name 'duplicatePublicSegment'."
 segment »duplicatePublicSegment«() {}
 // $TEST$ error "Multiple builtin declarations have the name 'duplicateInternalSegment'."
diff --git a/packages/safe-ds-lang/tests/resources/validation/names/duplicates/across files/safeds 2.sdsdev b/packages/safe-ds-lang/tests/resources/validation/names/duplicates/across files/safeds 2.sdsdev
index c0f4a34d0..19c08acd1 100644
--- a/packages/safe-ds-lang/tests/resources/validation/names/duplicates/across files/safeds 2.sdsdev	
+++ b/packages/safe-ds-lang/tests/resources/validation/names/duplicates/across files/safeds 2.sdsdev	
@@ -10,8 +10,6 @@ enum »DuplicateEnum«
 fun »duplicateFunction«()
 // $TEST$ no error r"Multiple builtin declarations have the name '\w*'\."
 pipeline »duplicatePipeline« {}
-// $TEST$ error "Multiple builtin declarations have the name 'DuplicateSchema'."
-schema »DuplicateSchema« {}
 // $TEST$ error "Multiple builtin declarations have the name 'duplicatePublicSegment'."
 segment »duplicatePublicSegment«() {}
 // $TEST$ error "Multiple builtin declarations have the name 'duplicateInternalSegment'."
diff --git a/packages/safe-ds-lang/tests/resources/validation/names/duplicates/across files/same package.sdsdev b/packages/safe-ds-lang/tests/resources/validation/names/duplicates/across files/same package.sdsdev
index ea17382ab..2e4bb2575 100644
--- a/packages/safe-ds-lang/tests/resources/validation/names/duplicates/across files/same package.sdsdev	
+++ b/packages/safe-ds-lang/tests/resources/validation/names/duplicates/across files/same package.sdsdev	
@@ -10,8 +10,6 @@ enum »DuplicateEnum«
 fun »duplicateFunction«()
 // $TEST$ no error r"Multiple declarations in this package have the name '\w*'\."
 pipeline »duplicatePipeline« {}
-// $TEST$ error "Multiple declarations in this package have the name 'DuplicateSchema'."
-schema »DuplicateSchema« {}
 // $TEST$ error "Multiple declarations in this package have the name 'duplicatePublicSegment'."
 segment »duplicatePublicSegment«() {}
 // $TEST$ error "Multiple declarations in this package have the name 'duplicateInternalSegment'."
diff --git a/packages/safe-ds-lang/tests/resources/validation/names/duplicates/in pipeline file/main.sds b/packages/safe-ds-lang/tests/resources/validation/names/duplicates/in pipeline file/main.sds
index 06473da8e..84861f3a2 100644
--- a/packages/safe-ds-lang/tests/resources/validation/names/duplicates/in pipeline file/main.sds	
+++ b/packages/safe-ds-lang/tests/resources/validation/names/duplicates/in pipeline file/main.sds	
@@ -46,13 +46,6 @@ fun »duplicateFunction«()
 // $TEST$ no error r"A declaration with name '\w*' exists already in this file\."
 fun »duplicateFunction«()
 
-// $TEST$ no error r"A declaration with name '\w*' exists already in this file\."
-schema »UniqueSchema« {}
-// $TEST$ no error r"A declaration with name '\w*' exists already in this file\."
-schema »DuplicateSchema« {}
-// $TEST$ error r"A declaration with name '\w*' exists already in this file\."
-schema »DuplicateSchema« {}
-
 
 // $TEST$ no error r"A declaration with name '\w*' exists already in this file\."
 pipeline »uniquePipeline« {}
@@ -79,7 +72,5 @@ enum »DuplicateDeclaration«
 fun »DuplicateDeclaration«()
 // $TEST$ error r"A declaration with name '\w*' exists already in this file\."
 pipeline »DuplicateDeclaration« {}
-// $TEST$ error r"A declaration with name '\w*' exists already in this file\."
-schema »DuplicateDeclaration« {}
 // $TEST$ error "A declaration with name 'DuplicateDeclaration' exists already in this file."
 segment »DuplicateDeclaration«() {}
diff --git a/packages/safe-ds-lang/tests/resources/validation/names/duplicates/in schema/main.sdsdev b/packages/safe-ds-lang/tests/resources/validation/names/duplicates/in schema/main.sdsdev
deleted file mode 100644
index 735d2be79..000000000
--- a/packages/safe-ds-lang/tests/resources/validation/names/duplicates/in schema/main.sdsdev	
+++ /dev/null
@@ -1,10 +0,0 @@
-package tests.validation.names.duplicates.inSchema
-
-schema S {
-	// $TEST$ no error r"A column with name '\w*' exists already\."
-    »"duplicateColumn"«: Int,
-    // $TEST$ error "A column with name 'duplicateColumn' exists already."
-    »"duplicateColumn"«: Int,
-    // $TEST$ no error r"A column with name '\w*' exists already\."
-    »"uniqueColumn"«: Int,
-}
diff --git a/packages/safe-ds-lang/tests/resources/validation/names/duplicates/in stub file/main.sdsstub b/packages/safe-ds-lang/tests/resources/validation/names/duplicates/in stub file/main.sdsstub
index 867baa1fb..8300dadfb 100644
--- a/packages/safe-ds-lang/tests/resources/validation/names/duplicates/in stub file/main.sdsstub	
+++ b/packages/safe-ds-lang/tests/resources/validation/names/duplicates/in stub file/main.sdsstub	
@@ -61,13 +61,6 @@ fun »duplicateFunction«()
 // $TEST$ error "A declaration with name 'duplicateFunction' exists already in this file."
 fun »duplicateFunction«()
 
-// $TEST$ no error r"A declaration with name '\w*' exists already in this file\."
-schema »UniqueSchema« {}
-// $TEST$ no error r"A declaration with name '\w*' exists already in this file\."
-schema »DuplicateSchema« {}
-// $TEST$ error "A declaration with name 'DuplicateSchema' exists already in this file."
-schema »DuplicateSchema« {}
-
 
 // $TEST$ no error r"A declaration with name '\w*' exists already in this file\."
 pipeline »DuplicateDeclaration« {}
@@ -81,5 +74,3 @@ class »DuplicateDeclaration«
 enum »DuplicateDeclaration«
 // $TEST$ error "A declaration with name 'DuplicateDeclaration' exists already in this file."
 fun »DuplicateDeclaration«()
-// $TEST$ error "A declaration with name 'DuplicateDeclaration' exists already in this file."
-schema »DuplicateDeclaration« {}
diff --git a/packages/safe-ds-lang/tests/resources/validation/names/duplicates/in test file/main.sdsdev b/packages/safe-ds-lang/tests/resources/validation/names/duplicates/in test file/main.sdsdev
index acd73161c..ef93167aa 100644
--- a/packages/safe-ds-lang/tests/resources/validation/names/duplicates/in test file/main.sdsdev	
+++ b/packages/safe-ds-lang/tests/resources/validation/names/duplicates/in test file/main.sdsdev	
@@ -53,13 +53,6 @@ pipeline »duplicatePipeline« {}
 // $TEST$ error "A declaration with name 'duplicatePipeline' exists already in this file."
 pipeline »duplicatePipeline« {}
 
-// $TEST$ no error r"A declaration with name '\w*' exists already in this file\."
-schema »UniqueSchema« {}
-// $TEST$ no error r"A declaration with name '\w*' exists already in this file\."
-schema »DuplicateSchema« {}
-// $TEST$ error "A declaration with name 'DuplicateSchema' exists already in this file."
-schema »DuplicateSchema« {}
-
 // $TEST$ no error r"A declaration with name '\w*' exists already in this file\."
 segment »uniqueSegment«() {}
 // $TEST$ no error r"A declaration with name '\w*' exists already in this file\."
@@ -80,5 +73,3 @@ fun »DuplicateDeclaration«()
 pipeline »DuplicateDeclaration« {}
 // $TEST$ error "A declaration with name 'DuplicateDeclaration' exists already in this file."
 segment »DuplicateDeclaration«() {}
-// $TEST$ error "A declaration with name 'DuplicateDeclaration' exists already in this file."
-schema »DuplicateDeclaration« {}
diff --git a/packages/safe-ds-lang/tests/resources/validation/other/declarations/placeholders/alias/main.sdsdev b/packages/safe-ds-lang/tests/resources/validation/other/declarations/placeholders/alias/main.sdsdev
index fe1b02307..6e1d4a85b 100644
--- a/packages/safe-ds-lang/tests/resources/validation/other/declarations/placeholders/alias/main.sdsdev
+++ b/packages/safe-ds-lang/tests/resources/validation/other/declarations/placeholders/alias/main.sdsdev
@@ -16,8 +16,6 @@ fun myFunction()
 
 pipeline myPipeline {}
 
-schema MySchema {}
-
 segment mySegment1() {}
 
 segment mySegment2(myParameter: Int) {
@@ -44,8 +42,6 @@ segment mySegment2(myParameter: Int) {
     // $TEST$ no error "Aliases are not allowed to provide a cleaner graphical view."
     val »i1«, val »i2« = myPlaceholder;
     // $TEST$ no error "Aliases are not allowed to provide a cleaner graphical view."
-    val »j« = MySchema;
-    // $TEST$ no error "Aliases are not allowed to provide a cleaner graphical view."
     val »k« = mySegment1;
     // $TEST$ no error "Aliases are not allowed to provide a cleaner graphical view."
     val »l« = unresolved;
diff --git a/packages/safe-ds-lang/tests/resources/validation/other/expressions/references/target/main.sdsdev b/packages/safe-ds-lang/tests/resources/validation/other/expressions/references/target/main.sdsdev
index 1d2b7fac2..df1d46327 100644
--- a/packages/safe-ds-lang/tests/resources/validation/other/expressions/references/target/main.sdsdev
+++ b/packages/safe-ds-lang/tests/resources/validation/other/expressions/references/target/main.sdsdev
@@ -4,15 +4,10 @@ annotation MyAnnotation
 
 pipeline myPipeline {}
 
-schema MySchema {}
-
 segment mySegment() {
     // $TEST$ error "An annotation must not be the target of a reference."
     »MyAnnotation«;
 
     // $TEST$ error "A pipeline must not be the target of a reference."
     »myPipeline«;
-
-    // $TEST$ error "A schema must not be the target of a reference."
-    »MySchema«;
 }
diff --git a/packages/safe-ds-lang/tests/resources/validation/other/modules/declarations in test files/everything is allowed (no pipeline errors).sdsdev b/packages/safe-ds-lang/tests/resources/validation/other/modules/declarations in dev files/everything is allowed (no pipeline errors).sdsdev
similarity index 87%
rename from packages/safe-ds-lang/tests/resources/validation/other/modules/declarations in test files/everything is allowed (no pipeline errors).sdsdev
rename to packages/safe-ds-lang/tests/resources/validation/other/modules/declarations in dev files/everything is allowed (no pipeline errors).sdsdev
index d5fe1da76..852ce6460 100644
--- a/packages/safe-ds-lang/tests/resources/validation/other/modules/declarations in test files/everything is allowed (no pipeline errors).sdsdev	
+++ b/packages/safe-ds-lang/tests/resources/validation/other/modules/declarations in dev files/everything is allowed (no pipeline errors).sdsdev	
@@ -1,4 +1,4 @@
-package tests.validation.other.modules.declarationsInTestFiles
+package tests.validation.other.modules.declarationsInDevFiles
 
 // $TEST$ no error "A pipeline file must only declare pipelines and segments."
 annotation »MyAnnotation«
@@ -24,8 +24,6 @@ enum »MyEnum« {
 }
 // $TEST$ no error "A pipeline file must only declare pipelines and segments."
 fun »myFunction«()
-// $TEST$ no error "A pipeline file must only declare pipelines and segments."
-schema »MySchema« {}
 
 // $TEST$ no error "A pipeline file must only declare pipelines and segments."
 pipeline »myPipeline« {}
diff --git a/packages/safe-ds-lang/tests/resources/validation/other/modules/declarations in test files/everything is allowed (no stub errors).sdsdev b/packages/safe-ds-lang/tests/resources/validation/other/modules/declarations in dev files/everything is allowed (no stub errors).sdsdev
similarity index 92%
rename from packages/safe-ds-lang/tests/resources/validation/other/modules/declarations in test files/everything is allowed (no stub errors).sdsdev
rename to packages/safe-ds-lang/tests/resources/validation/other/modules/declarations in dev files/everything is allowed (no stub errors).sdsdev
index cae23b56c..db4f1d779 100644
--- a/packages/safe-ds-lang/tests/resources/validation/other/modules/declarations in test files/everything is allowed (no stub errors).sdsdev	
+++ b/packages/safe-ds-lang/tests/resources/validation/other/modules/declarations in dev files/everything is allowed (no stub errors).sdsdev	
@@ -29,5 +29,3 @@ enum »MyEnum« {
 }
 // $TEST$ no error "A stub file must not declare pipelines or segments."
 fun »myFunction«()
-// $TEST$ no error "A stub file must not declare pipelines or segments."
-schema »MySchema« {}
diff --git a/packages/safe-ds-lang/tests/resources/validation/other/modules/declarations in pipeline files/main.sds b/packages/safe-ds-lang/tests/resources/validation/other/modules/declarations in pipeline files/main.sds
index 2396982ad..56c8424a1 100644
--- a/packages/safe-ds-lang/tests/resources/validation/other/modules/declarations in pipeline files/main.sds	
+++ b/packages/safe-ds-lang/tests/resources/validation/other/modules/declarations in pipeline files/main.sds	
@@ -28,6 +28,4 @@ fun »myFunction«()
 // $TEST$ no error "A pipeline file must only declare pipelines and segments."
 pipeline »myPipeline« {}
 // $TEST$ no error "A pipeline file must only declare pipelines and segments."
-schema »MySchema« {}
-// $TEST$ no error "A pipeline file must only declare pipelines and segments."
 segment »mySegment«() {}
diff --git a/packages/safe-ds-lang/tests/resources/validation/other/modules/declarations in stub files/main.sdsstub b/packages/safe-ds-lang/tests/resources/validation/other/modules/declarations in stub files/main.sdsstub
index 29a5e4363..759acf1e9 100644
--- a/packages/safe-ds-lang/tests/resources/validation/other/modules/declarations in stub files/main.sdsstub	
+++ b/packages/safe-ds-lang/tests/resources/validation/other/modules/declarations in stub files/main.sdsstub	
@@ -29,5 +29,3 @@ enum »MyEnum« {
 }
 // $TEST$ no error "A stub file must not declare pipelines or segments."
 fun »myFunction«()
-// $TEST$ no error "A stub file must not declare pipelines or segments."
-schema »MySchema« {}
diff --git a/packages/safe-ds-lang/tests/resources/validation/types/checking/call receiver/main.sdsdev b/packages/safe-ds-lang/tests/resources/validation/types/checking/call receiver/main.sdsdev
index 979cf38d4..230d8acf8 100644
--- a/packages/safe-ds-lang/tests/resources/validation/types/checking/call receiver/main.sdsdev	
+++ b/packages/safe-ds-lang/tests/resources/validation/types/checking/call receiver/main.sdsdev	
@@ -18,8 +18,6 @@ fun myFunction()
 
 pipeline myPipeline {}
 
-schema MySchema {}
-
 segment mySegment1() {}
 
 segment mySegment2(
@@ -65,12 +63,6 @@ segment mySegment2(
     val myPipelineAlias = MyPipeline;
     »myPipelineAlias«();
 
-    // $TEST$ no error "This expression is not callable."
-    »MySchema«();
-    // $TEST$ error "This expression is not callable."
-    val mySchemaAlias = MySchema;
-    »mySchemaAlias«();
-
     // $TEST$ no error "This expression is not callable."
     »mySegment1«();
 
diff --git a/packages/safe-ds-vscode/src/extension/eda/apis/runnerApi.ts b/packages/safe-ds-vscode/src/extension/eda/apis/runnerApi.ts
index 80dbee103..ffa2ae7f9 100644
--- a/packages/safe-ds-vscode/src/extension/eda/apis/runnerApi.ts
+++ b/packages/safe-ds-vscode/src/extension/eda/apis/runnerApi.ts
@@ -484,7 +484,7 @@ export class RunnerApi {
     }
 
     private sdsStringForTableSchema(tablePlaceholder: string, newPlaceholderName: string) {
-        return 'val ' + newPlaceholderName + ' = ' + tablePlaceholder + '.^schema; \n';
+        return 'val ' + newPlaceholderName + ' = ' + tablePlaceholder + '.schema; \n';
     }
     //#endregion
 
diff --git a/packages/safe-ds-vscode/syntaxes/safe-ds-dev.tmLanguage.json b/packages/safe-ds-vscode/syntaxes/safe-ds-dev.tmLanguage.json
index 98c81c34a..917834570 100644
--- a/packages/safe-ds-vscode/syntaxes/safe-ds-dev.tmLanguage.json
+++ b/packages/safe-ds-vscode/syntaxes/safe-ds-dev.tmLanguage.json
@@ -8,7 +8,7 @@
         },
         {
             "name": "storage.type.safe-ds-dev",
-            "match": "\\b(annotation|attr|class|enum|fun|package|pipeline|schema|segment|val)\\b"
+            "match": "\\b(annotation|attr|class|enum|fun|package|pipeline|segment|val)\\b"
         },
         {
             "name": "storage.modifier.safe-ds-dev",
diff --git a/packages/safe-ds-vscode/syntaxes/safe-ds-stub.tmLanguage.json b/packages/safe-ds-vscode/syntaxes/safe-ds-stub.tmLanguage.json
index 2e5100b2f..c210c42cc 100644
--- a/packages/safe-ds-vscode/syntaxes/safe-ds-stub.tmLanguage.json
+++ b/packages/safe-ds-vscode/syntaxes/safe-ds-stub.tmLanguage.json
@@ -8,7 +8,7 @@
         },
         {
             "name": "storage.type.safe-ds-stub",
-            "match": "\\b(annotation|attr|class|enum|fun|package|schema|val)\\b"
+            "match": "\\b(annotation|attr|class|enum|fun|package|val)\\b"
         },
         {
             "name": "storage.modifier.safe-ds-stub",
diff --git a/packages/safe-ds-vscode/syntaxes/safe-ds.tmLanguage.json b/packages/safe-ds-vscode/syntaxes/safe-ds.tmLanguage.json
index 3cfc67340..b82ff6de0 100644
--- a/packages/safe-ds-vscode/syntaxes/safe-ds.tmLanguage.json
+++ b/packages/safe-ds-vscode/syntaxes/safe-ds.tmLanguage.json
@@ -9,7 +9,7 @@
 
         {
             "name": "storage.type.safe-ds",
-            "match": "\\b(package|pipeline|schema|segment|val)\\b"
+            "match": "\\b(package|pipeline|segment|val)\\b"
         },
         {
             "name": "storage.modifier.safe-ds",