remove DISTINCT ON statement (apache#4869)

unbreaks for redshift tables and output is identical
wenchma · Apr 24, 2018 · 9f9eb9b · 9f9eb9b
1 parent 8f75cc1
commit 9f9eb9b
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/superset/connectors/sqla/models.py b/superset/connectors/sqla/models.py
@@ -394,7 +394,7 @@ def values_for_column(self, column_name, limit=10000):
         qry = (
             select([target_col.sqla_col])
             .select_from(self.get_from_clause(tp, db_engine_spec))
-            .distinct(column_name)
+            .distinct()
         )
         if limit:
             qry = qry.limit(limit)