[hotfix] 'NoneType' object has no attribute 'upper'

apache · Mar 26, 2017 · 398036d · 398036d
1 parent 59d5fcf
commit 398036d
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/superset/connectors/sqla/models.py b/superset/connectors/sqla/models.py
@@ -114,7 +114,7 @@ def dttm_sql_literal(self, dttm):
             return str((dttm - datetime(1970, 1, 1)).total_seconds() * 1000.0)
         else:
             s = self.table.database.db_engine_spec.convert_dttm(
-                self.type, dttm)
+                self.type or '', dttm)
             return s or "'{}'".format(dttm.strftime(tf))