handle exception and set dtype value to JSON, when column type JSON (#…

…5644) * handle exception and set dtype value to JSON, when column type JSON * review comment * only when we handle exception
apache · Aug 17, 2018 · cc9324a · cc9324a
1 parent 4ff5686
commit cc9324a
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/superset/views/core.py b/superset/views/core.py
@@ -2252,6 +2252,8 @@ def table(self, database_id, table_name, schema):
             try:
                 dtype = '{}'.format(col['type'])
             except Exception:
+                # sqla.types.JSON __str__ has a bug, so using __class__.
+                dtype = col['type'].__class__.__name__
                 pass
             payload_columns.append({
                 'name': col['name'],