diff --git a/tests/system-test/2-query/hyperloglog.py b/tests/system-test/2-query/hyperloglog.py
index 3b8c575b55..1966eedb28 100644
--- a/tests/system-test/2-query/hyperloglog.py
+++ b/tests/system-test/2-query/hyperloglog.py
@@ -70,11 +70,11 @@ class TDTestCase:
                     f"avg(cast({tbname}.{char_col}) as bigint)",
                 )
             )
-        query_condition.extend(
-            (
-                1010,
-            )
-        )
+        # query_condition.extend(
+        #     (
+        #         1010,
+        #     )
+        # )
 
         return query_condition
 
@@ -207,26 +207,31 @@ class TDTestCase:
         tdSql.checkRows(self.rows + 3)
         tdSql.query("select hyperloglog(c1) from ct4 group by c7")
         tdSql.checkRows(3)
-        tdSql.query("select spread(ct2.c1) from ct4 join ct2 on ct4.ts=ct2.ts")
-        tdSql.checkRows(1)
+        tdSql.query("select hyperloglog(ct2.c1) from ct4 join ct2 on ct4.ts=ct2.ts")
+        tdSql.checkRows(self.rows + 2)
+        tdSql.query("select hyperloglog(c1), c1 from stb1")
+        for i in range(tdSql.queryRows):
+            tdSql.checkData(i, 0, 1) if  tdSql.queryResult[i][1] else tdSql.checkData(i,0, None)
+
+
 
         self.spread_check()
 
     def __test_error(self):
 
         tdLog.printNoPrefix("===step 0: err case, must return err")
-        tdSql.error( "select spread() from ct1" )
-        tdSql.error( "select spread(1, 2) from ct2" )
-        tdSql.error( f"select spread({NUM_COL[0]}, {NUM_COL[1]}) from ct4" )
-        tdSql.error( f"select spread({BOOLEAN_COL[0]}) from t1" )
-        tdSql.error( f"select spread({CHAR_COL[0]}) from stb1" )
+        tdSql.error( "select hyperloglog() from ct1" )
+        tdSql.error( "select hyperloglog(c1, c2) from ct2" )
+        tdSql.error( "select hyperloglog(1) from ct2" )
+        tdSql.error( f"select hyperloglog({NUM_COL[0]}, {NUM_COL[1]}) from ct4" )
+        tdSql.error( f"select hyperloglog({BOOLEAN_COL[0]}) from t1" )
+        tdSql.error( f"select hyperloglog({CHAR_COL[0]}) from stb1" )
 
-        # tdSql.error( ''' select spread(['c1 + c1', 'c1 + c2', 'c1 + c3', 'c1 + c4', 'c1 + c5', 'c1 + c6', 'c1 + c7', 'c1 + c8', 'c1 + c9', 'c1 + c10'])
-        #             from ct1
-        #             where ['c1 + c1', 'c1 + c2', 'c1 + c3', 'c1 + c4', 'c1 + c5', 'c1 + c6', 'c1 + c7', 'c1 + c8', 'c1 + c9', 'c1 + c10'] is not null
-        #             group by ['c1 + c1', 'c1 + c2', 'c1 + c3', 'c1 + c4', 'c1 + c5', 'c1 + c6', 'c1 + c7', 'c1 + c8', 'c1 + c9', 'c1 + c10']
-        #             having ['c1 + c1', 'c1 + c2', 'c1 + c3', 'c1 + c4', 'c1 + c5', 'c1 + c6', 'c1 + c7', 'c1 + c8', 'c1 + c9', 'c1 + c10'] is not null ''' )
-        # tdSql.error( "select c1 from ct1 union select c1 from ct2 union select c1 from ct4 ")
+        tdSql.error( ''' select hyperloglog(['c1 + c1', 'c1 + c2', 'c1 + c3', 'c1 + c4', 'c1 + c5', 'c1 + c6', 'c1 + c7', 'c1 + c8', 'c1 + c9', 'c1 + c10'])
+                    from ct1
+                    where ['c1 + c1', 'c1 + c2', 'c1 + c3', 'c1 + c4', 'c1 + c5', 'c1 + c6', 'c1 + c7', 'c1 + c8', 'c1 + c9', 'c1 + c10'] is not null
+                    group by ['c1 + c1', 'c1 + c2', 'c1 + c3', 'c1 + c4', 'c1 + c5', 'c1 + c6', 'c1 + c7', 'c1 + c8', 'c1 + c9', 'c1 + c10']
+                    having ['c1 + c1', 'c1 + c2', 'c1 + c3', 'c1 + c4', 'c1 + c5', 'c1 + c6', 'c1 + c7', 'c1 + c8', 'c1 + c9', 'c1 + c10'] is not null ''' )
 
     def all_test(self):
         self.__test_error()