From a3f34292904d22d0535a25fbe9a61cd9c696f316 Mon Sep 17 00:00:00 2001
From: Faye Lin <49775184+lingyufei@users.noreply.github.com>
Date: Mon, 12 Feb 2024 19:19:22 +0800
Subject: [PATCH] Variable: Inform users of the error details when Grafana is
 unable to retrieve the variable values from an SQL data source. (#82222)

* feat: Inform users of the error details when Grafana is unable to retrieve the variable values from an SQL data source.

* format code

* use getAppEvents

* throw an error when failing to executing the sql query

* optimize code

* prettier
---
 packages/grafana-sql/src/datasource/SqlDatasource.ts | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/packages/grafana-sql/src/datasource/SqlDatasource.ts b/packages/grafana-sql/src/datasource/SqlDatasource.ts
index 0788326341f..4f6e3d74536 100644
--- a/packages/grafana-sql/src/datasource/SqlDatasource.ts
+++ b/packages/grafana-sql/src/datasource/SqlDatasource.ts
@@ -208,7 +208,13 @@ export abstract class SqlDatasource extends DataSourceWithBackend<SQLQuery, SQLO
       format: QueryFormat.Table,
     };
 
-    const response = await this.runMetaQuery(interpolatedQuery, range);
+    let response;
+    try {
+      response = await this.runMetaQuery(interpolatedQuery, range);
+    } catch (error) {
+      console.error(error);
+      throw new Error('error when executing the sql query');
+    }
     return this.getResponseParser().transformMetricFindResponse(response);
   }