[branch-2.1](test) fix dual test #35067

regression-test/suites/query_p0/dual/dual.groovy

@@ -70,7 +70,7 @@ suite('dual') {
     // Test error handling when table does not exist
     test {
         sql "select 1 from `dual`"
-        exception "Table [dual] does not exist in database [regression_test_query_p0_dual]"
+        exception "Unknown table 'dual'"
     }
 
     // Disable and enable Nereids planner to check behavior differences
@@ -90,4 +90,4 @@ suite('dual') {
         sql "select 1, a from dual"
         exception "Unknown column 'a' in 'table list'"
     }
-}
+}