system-variables: optimize the persist info (#18986)

pingcap · Sep 23, 2024 · ea7634b · ea7634b
1 parent 0583dd7
commit ea7634b
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/system-variables.md b/system-variables.md
@@ -5235,7 +5235,7 @@ SHOW WARNINGS;
 > This TiDB variable is not applicable to TiDB Cloud.
 
 - Scope: GLOBAL
-- Persists to cluster: No
+- Persists to cluster: No, only applicable to the current TiDB instance that you are connecting to.
 - Applies to hint [SET_VAR](/optimizer-hints.md#set_varvar_namevar_value): No
 - Type: String
 - Default value: ""