diff --git a/superset/db_engine_specs.py b/superset/db_engine_specs.py
index 65289e1e19c44..b4a0b3cbe2ffd 100644
--- a/superset/db_engine_specs.py
+++ b/superset/db_engine_specs.py
@@ -365,8 +365,10 @@ def get_configuration_for_impersonation(cls, uri, impersonate_user, username):
         """
         return {}
 
-    @staticmethod
-    def execute(cursor, query, async=False):
+    @classmethod
+    def execute(cls, cursor, query, async=False):
+        if cls.arraysize:
+            cursor.arraysize = cls.arraysize
         cursor.execute(query)
 
     @classmethod