impala support for epoch timestamps (#5349)

apache · Jul 4, 2018 · 252cba2 · 252cba2
1 parent ad9103f
commit 252cba2
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/superset/db_engine_specs.py b/superset/db_engine_specs.py
@@ -1425,6 +1425,10 @@ class ImpalaEngineSpec(BaseEngineSpec):
         Grain('year', _('year'), "TRUNC({col}, 'YYYY')", 'P1Y'),
     )
 
+    @classmethod
+    def epoch_to_dttm(cls):
+        return 'from_unixtime({col})'
+
     @classmethod
     def convert_dttm(cls, target_type, dttm):
         tt = target_type.upper()