Fix: make schema type handle UNKNOWN

tobymao · May 19, 2023 · bb20335 · bb20335
1 parent 64f596d
commit bb20335
Showing 1 changed file with 2 additions and 4 deletions.
diff --git a/sqlglot/schema.py b/sqlglot/schema.py
@@ -315,10 +315,8 @@ def _to_data_type(self, schema_type: str) -> exp.DataType:
         """
         if schema_type not in self._type_mapping_cache:
             try:
-                expression = exp.maybe_parse(schema_type, into=exp.DataType, dialect=self.dialect)
-                if expression is None:
-                    raise ValueError(f"Could not parse {schema_type}")
-                self._type_mapping_cache[schema_type] = expression  # type: ignore
+                expression = exp.DataType.build(schema_type, dialect=self.dialect)
+                self._type_mapping_cache[schema_type] = expression
             except AttributeError:
                 raise SchemaError(f"Failed to convert type {schema_type}")