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

2017-03-26 09:28:16 -07:00 · 2017-03-26 09:28:16 -07:00 · 398036d77e
parent 59d5fcf88c
commit 398036d77e
1 changed files with 1 additions and 1 deletions
--- a/superset/connectors/sqla/models.py
+++ b/superset/connectors/sqla/models.py
@ -114,7 +114,7 @@ class TableColumn(Model, BaseColumn):
            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))