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-rw-r--r--sqlglot/optimizer/annotate_types.py3
1 files changed, 3 insertions, 0 deletions
diff --git a/sqlglot/optimizer/annotate_types.py b/sqlglot/optimizer/annotate_types.py
index 66f97a9..be65ab9 100644
--- a/sqlglot/optimizer/annotate_types.py
+++ b/sqlglot/optimizer/annotate_types.py
@@ -280,6 +280,9 @@ class TypeAnnotator:
}
# First annotate the current scope's column references
for col in scope.columns:
+ if not col.table:
+ continue
+
source = scope.sources.get(col.table)
if isinstance(source, exp.Table):
col.type = self.schema.get_column_type(source, col)