From c90eb45ceffc39c6f50d99894b635b2f0a4cf7fa Mon Sep 17 00:00:00 2001
From: Sven Klemm <sven@timescale.com>
Date: Tue, 14 Aug 2018 15:29:29 +0200
Subject: [PATCH] only show first/last aggregate when timescaledb is enabled

---
 public/app/plugins/datasource/postgres/query_ctrl.ts | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/public/app/plugins/datasource/postgres/query_ctrl.ts b/public/app/plugins/datasource/postgres/query_ctrl.ts
index 578c8875b1d..ee7fa9a64e8 100644
--- a/public/app/plugins/datasource/postgres/query_ctrl.ts
+++ b/public/app/plugins/datasource/postgres/query_ctrl.ts
@@ -114,9 +114,11 @@ export class PostgresQueryCtrl extends QueryCtrl {
       ],
     };
 
-    // first and last are timescaledb specific
-    aggregates.submenu.push({ text: 'First', value: 'first' });
-    aggregates.submenu.push({ text: 'Last', value: 'last' });
+    // first and last aggregate are timescaledb specific
+    if (this.datasource.jsonData.timescaledb === true) {
+      aggregates.submenu.push({ text: 'First', value: 'first' });
+      aggregates.submenu.push({ text: 'Last', value: 'last' });
+    }
 
     this.selectMenu.push(aggregates);