From 6d23020cb88bb5bfef4c8de35cf928331c93bcd8 Mon Sep 17 00:00:00 2001
From: minghong <englefly@gmail.com>
Date: Wed, 30 Oct 2024 21:35:32 +0800
Subject: [PATCH] [fix](regression) do not test "set global sessionVar" on
 multi-fe cluster (#42922)

## Proposed changes
fix unstable rt case: test_statistic_global_variable

Issue Number: close #xxx

<!--Describe your changes.-->
---
 .../suites/statistics/test_statistic_global_variable.groovy | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/regression-test/suites/statistics/test_statistic_global_variable.groovy b/regression-test/suites/statistics/test_statistic_global_variable.groovy
index 63fed3ee27..46f63678f7 100644
--- a/regression-test/suites/statistics/test_statistic_global_variable.groovy
+++ b/regression-test/suites/statistics/test_statistic_global_variable.groovy
@@ -17,6 +17,12 @@
 
 suite("test_statistic_global_variable", "nonConcurrent") {
 
+    def frontends = sql "show frontends"
+
+    if (frontends.size() != 1) {
+        return
+    }
+
     def verifyVairable = { variable, value ->
         sql """set global ${variable}="${value}";"""
         def result = sql """show variables like "${variable}"; """