From 4ec37fb05848e18ede9538fd034d2246b7e5689c Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Zolt=C3=A1n=20Bedi?= <zoltan.bedi@gmail.com>
Date: Mon, 7 Nov 2022 17:35:49 +0100
Subject: [PATCH] MSSql/Postgres: Fix visual query editor filter disappearing
 (#58248) (#58354)

(cherry picked from commit b47230623944f01aa6e2367913e2f7596ff284bf)
---
 public/app/plugins/datasource/mssql/datasource.ts | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/public/app/plugins/datasource/mssql/datasource.ts b/public/app/plugins/datasource/mssql/datasource.ts
index be16c126c02..59f5bfde496 100644
--- a/public/app/plugins/datasource/mssql/datasource.ts
+++ b/public/app/plugins/datasource/mssql/datasource.ts
@@ -72,6 +72,9 @@ export class MssqlDatasource extends SqlDatasource {
   }
 
   getDB(): DB {
+    if (this.db !== undefined) {
+      return this.db;
+    }
     return {
       init: () => Promise.resolve(true),
       datasets: () => this.fetchDatasets(),