diff --git a/tests/system-test/2-query/TD-12909.py b/tests/system-test/2-query/TD-12909.py
index ed325ea427db89488e3e74cba38d4a8f2594a420..136324416202e27d24d5baf3da8a007e47f73102 100644
--- a/tests/system-test/2-query/TD-12909.py
+++ b/tests/system-test/2-query/TD-12909.py
@@ -86,17 +86,19 @@ class TDTestCase:
         tdSql.query("select count(*) from st where hostname between 'abc' and 'def'")
 
         tdSql.error("select count(*) from st where hostname between 1 and 2 or sum(1)")
-        tdSql.execute("select count(*) from st where hostname < max(123)")
+        tdSql.error("select count(*) from st where hostname < max(123)")
 
-        tdSql.execute("select count(*) from st where hostname < max('abc')")
-        tdSql.execute("select count(*) from st where hostname < max(min(123))")
+        tdSql.error("select count(*) from st where hostname < max('abc')")
+        tdSql.error("select count(*) from st where hostname < max(min(123))")
 
-        tdSql.execute("select count(*) from st where hostname < sum('abc')")
-        tdSql.execute("select count(*) from st where hostname < sum(min(123))")
+        tdSql.error("select count(*) from st where hostname < sum('abc')")
+        tdSql.error("select count(*) from st where hostname < sum(min(123))")
 
-        tdSql.execute("select count(*) from st where hostname < diff('abc')")
-        tdSql.execute("select count(*) from st where hostname < diff(min(123))")
+        tdSql.error("select count(*) from st where hostname < diff('abc')")
+        tdSql.error("select count(*) from st where hostname < diff(min(123))")
 
+        tdSql.error("select count(*) from st where hostname < tbname")
+        tdSql.error("select count(*) from st where ts > 0 and tbname in ('d1', 'd2') and tbname-2")
 
     def stop(self):
         tdSql.close()