Improve handling of vectors of vectors

JuliaData · Apr 8, 2024 · 5f333f1 · 5f333f1
1 parent 175e431
commit 5f333f1
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/src/fallbacks.jl b/src/fallbacks.jl
@@ -213,7 +213,8 @@ end
             WT = wrappedtype(eltype(rowitr))
             if WT <: Tuple
                 return allocatecolumns(Schema((Symbol("Column$i") for i = 1:fieldcount(WT)), _fieldtypes(WT)), 0)
-            elseif isconcretetype(WT) && fieldcount(WT) > 0
+            # special case Vector from base and view of this vector as we are sure they do not store rows of a table
+            elseif isconcretetype(WT) && fieldcount(WT) > 0 && !(WT <: Union{Vector, SubArray{<:Vector}})
                 return allocatecolumns(Schema(fieldnames(WT), _fieldtypes(WT)), 0)
             end
         end