diff --git a/tests/pytest/tsdb/delete.py b/tests/pytest/tsdb/delete.py
index 4d37504f14d98e00eb5112ffda70d675498a672a..e30115d8104a5f0d599004f1d79946c8653457a5 100644
--- a/tests/pytest/tsdb/delete.py
+++ b/tests/pytest/tsdb/delete.py
@@ -78,10 +78,16 @@ class TDTestCase:
     def create_tables(self):
         # super table
         tdSql.execute("create table st(ts timestamp, i1 int) tags(area int)")
+        # test delete empty super table
+        tdSql.execute("delete from st")
+
         # child table
         for i in range(10):
           sql = "create table t%d using st tags(%d)"%(i, i)
           tdSql.execute(sql)
+
+        # test delete empty table
+        tdSql.execute("delete from t0")
         
         return