From 9f0b4e0aa779072d64da581976d74b825afc49fe Mon Sep 17 00:00:00 2001
From: Sven Klemm <pentabarf@gmail.com>
Date: Wed, 18 Jul 2018 13:29:47 +0200
Subject: [PATCH] add groupby when adding first aggregate

---
 public/app/plugins/datasource/postgres/query_ctrl.ts | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/public/app/plugins/datasource/postgres/query_ctrl.ts b/public/app/plugins/datasource/postgres/query_ctrl.ts
index a0523e10c7c..68eac1cf34a 100644
--- a/public/app/plugins/datasource/postgres/query_ctrl.ts
+++ b/public/app/plugins/datasource/postgres/query_ctrl.ts
@@ -234,6 +234,10 @@ export class PostgresQueryCtrl extends QueryCtrl {
         this.selectModels.push(parts);
         break;
       case 'aggregate':
+        // add group by if no group by yet
+        if (this.target.groupBy.length === 0) {
+          this.addGroupBy('time', '1m');
+        }
       case 'special':
         let index = _.findIndex(selectParts, (p: any) => p.def.type === item.value);
         if (index !== -1) {