From 281ae4549518eeb659baa82e277fd0045419a340 Mon Sep 17 00:00:00 2001
From: kuriancheeramelil <kuriancheeramelil@gmail.com>
Date: Tue, 19 Dec 2017 10:52:34 +0530
Subject: [PATCH] Fix for SQL editor throwing can't deserialize
 google.cloud.bigquery._helpers.Row with BigQuery (#4071)

* fix for SQL editor throwing cant deserialize google.cloud.bigquery._helpers.Row with BigQuery

* linted code

* disable pylint import error of bigquery row

* fixed spacing issue before inline-comment
---
 superset/db_engine_specs.py | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/superset/db_engine_specs.py b/superset/db_engine_specs.py
index a176a25b3c1fb..fbda059a9ae39 100644
--- a/superset/db_engine_specs.py
+++ b/superset/db_engine_specs.py
@@ -1186,6 +1186,14 @@ def convert_dttm(cls, target_type, dttm):
             return "{}'".format(dttm.strftime('%Y-%m-%d'))
         return "'{}'".format(dttm.strftime('%Y-%m-%d %H:%M:%S'))
 
+    @classmethod
+    def fetch_data(cls, cursor, limit):
+        data = super(BQEngineSpec, cls).fetch_data(cursor, limit)
+        from google.cloud.bigquery._helpers import Row  # pylint: disable=import-error
+        if len(data) != 0 and isinstance(data[0], Row):
+            data = [r.values() for r in data]
+        return data
+
 
 class ImpalaEngineSpec(BaseEngineSpec):
     """Engine spec for Cloudera's Impala"""