From 95659de26573bdb17ab2b5649e6dad96fb75c479 Mon Sep 17 00:00:00 2001
From: Alexey Milovidov <milovidov@clickhouse.com>
Date: Sat, 3 Aug 2024 01:45:41 +0200
Subject: [PATCH] Fix invalid detection of an empty result

---
 programs/server/dashboard.html | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/programs/server/dashboard.html b/programs/server/dashboard.html
index c69acec7858..238254f4ef8 100644
--- a/programs/server/dashboard.html
+++ b/programs/server/dashboard.html
@@ -1141,7 +1141,7 @@ async function draw(idx, chart, url_params, query) {
 
     let {reply, error} = await doFetch(query, url_params);
     if (!error) {
-        if (reply.rows.length == 0) {
+        if (reply.rows == 0) {
             error = "Query returned empty result.";
         } else if (reply.meta.length < 2) {
             error = "Query should return at least two columns: unix timestamp and value.";