diff --git a/tests/pytest/functions/queryTestCases.py b/tests/pytest/functions/queryTestCases.py
index b254908c42ec8f267fa947b5c759101b16b066a9..f248c46f896ba853183e8fe51db75bef1dc269e6 100644
--- a/tests/pytest/functions/queryTestCases.py
+++ b/tests/pytest/functions/queryTestCases.py
@@ -465,7 +465,7 @@ class TDTestCase:
         # tdSql.execute("insert into db.t1 values ('2021-07-01 08:00:04.000', 1001.51, 1001.52, 1001.53, 1001.54)")
 
         # for i in range(1000000):
-        for i in range(1000000):
+        for i in range(10000):
             random1 = random.uniform(1000,1001)
             random2 = random.uniform(1000,1001)
             random3 = random.uniform(1000,1001)