diff --git a/tests/integration_tests/run_heavy_it_in_ci.sh b/tests/integration_tests/run_heavy_it_in_ci.sh
index 2585f5e934..d4970aa807 100755
--- a/tests/integration_tests/run_heavy_it_in_ci.sh
+++ b/tests/integration_tests/run_heavy_it_in_ci.sh
@@ -56,8 +56,7 @@ mysql_groups=(
 	# G12
 	'ddl_with_random_move_table'
 	# G13
-	# 'tidb_mysql_test fail_over region_merge fail_over_ddl_mix_random_delay'
-	'fail_over region_merge fail_over_ddl_mix_random_delay'
+	'tidb_mysql_test fail_over region_merge fail_over_ddl_mix_random_delay'
 	# G14
 	'fail_over_ddl_mix'
 	# G15
@@ -83,8 +82,7 @@ kafka_groups=(
 	# G07
 	'merge_table resolve_lock force_replicate_table ddl_for_split_tables'
 	# G08
-	# 'kafka_simple_claim_check kafka_simple_claim_check_avro tidb_mysql_test'
-	'kafka_simple_claim_check kafka_simple_claim_check_avro'
+	'kafka_simple_claim_check kafka_simple_claim_check_avro tidb_mysql_test'
 	# G09
 	'kafka_simple_handle_key_only kafka_simple_handle_key_only_avro mq_sink_error_resume multi_source'
 	# G10
@@ -120,8 +118,7 @@ pulsar_groups=(
 	# G07
 	'merge_table resolve_lock force_replicate_table'
 	# G08
-	# 'tidb_mysql_test ddl_for_split_tables'
-	'ddl_for_split_tables'
+	'tidb_mysql_test ddl_for_split_tables'
 	# G09
 	'mq_sink_error_resume'
 	# G10
@@ -156,8 +153,7 @@ storage_groups=(
 	# G07
 	'merge_table resolve_lock force_replicate_table'
 	# G08
-	# 'tidb_mysql_test ddl_for_split_tables'
-	'ddl_for_split_tables'
+	'tidb_mysql_test ddl_for_split_tables'
 	# G09
 	'ddl_for_split_tables_with_merge_and_split'
 	# G10
diff --git a/tests/integration_tests/tidb_mysql_test/r/date_formats.result b/tests/integration_tests/tidb_mysql_test/r/date_formats.result
index 20c2718463..46e3fbc40f 100644
--- a/tests/integration_tests/tidb_mysql_test/r/date_formats.result
+++ b/tests/integration_tests/tidb_mysql_test/r/date_formats.result
@@ -317,13 +317,13 @@ a
 %m.%d.%Y
 select get_format(TIME, 'internal') as a;
 a
-
+%H%i%s
 select get_format(DATETIME, 'eur') as a;
 a
-
+%Y-%m-%d %H.%i.%s
 select get_format(TIMESTAMP, 'eur') as a;
 a
-
+%Y-%m-%d %H.%i.%s
 select get_format(DATE, 'TEST') as a;
 a
 
@@ -469,7 +469,7 @@ Thursday 01 January 2009
 SET NAMES utf8;
 SELECT LEAST('%', GET_FORMAT(datetime, 'eur'), CAST(GET_FORMAT(datetime, 'eur') AS CHAR(65535)));
 LEAST('%', GET_FORMAT(datetime, 'eur'), CAST(GET_FORMAT(datetime, 'eur') AS CHAR(65535)))
-
+%
 SET NAMES latin1;
 #
 # End of 5.1 tests
@@ -541,12 +541,11 @@ b	b IN ('20161213')	b in ('20161213', 0)
 SELECT b, b = '121314',
 CASE b WHEN '121314' then 'found' ELSE 'not found' END FROM t8;
 b	b = '121314'	CASE b WHEN '121314' then 'found' ELSE 'not found' END
+10:13:14	0	not found
 11:13:14	0	not found
 12:13:14	1	found
-10:13:14	0	not found
 SELECT b, b in ('121314'), b in ('121314', 0) FROM t8;
 b	b in ('121314')	b in ('121314', 0)
+10:13:14	0	0
 11:13:14	0	0
 12:13:14	1	1
-10:13:14	0	0
-DROP TABLE t6, t7, t8;
diff --git a/tests/integration_tests/tidb_mysql_test/t/date_formats.test b/tests/integration_tests/tidb_mysql_test/t/date_formats.test
index 5a2b732ed9..b6f129c6ec 100644
--- a/tests/integration_tests/tidb_mysql_test/t/date_formats.test
+++ b/tests/integration_tests/tidb_mysql_test/t/date_formats.test
@@ -100,6 +100,7 @@ select get_format(TIMESTAMP, 'eur') as a;
 select get_format(DATE, 'TEST') as a;
 select str_to_date('15-01-2001 12:59:59', GET_FORMAT(DATE,'USA'));
 
+
 #
 # Test of date_format()
 #
@@ -321,8 +322,10 @@ SELECT b, b = '20161213',
 SELECT b, b IN ('20161213'), b in ('20161213', 0) FROM t7;
 
 #Uses datatype TIME
+--sorted_result
 SELECT b, b = '121314',
        CASE b WHEN '121314' then 'found' ELSE 'not found' END FROM t8;
+--sorted_result
 SELECT b, b in ('121314'), b in ('121314', 0) FROM t8;
 
 #DROP TABLE t1, t2, t3;