diff --git a/dolphinscheduler-dao/src/main/resources/sql/dolphinscheduler_h2.sql b/dolphinscheduler-dao/src/main/resources/sql/dolphinscheduler_h2.sql
index b1511c2511..e4b767d6c5 100644
--- a/dolphinscheduler-dao/src/main/resources/sql/dolphinscheduler_h2.sql
+++ b/dolphinscheduler-dao/src/main/resources/sql/dolphinscheduler_h2.sql
@@ -1021,7 +1021,7 @@ VALUES ('1', '1.4.0');
 -- Records of t_ds_alertgroup
 -- ----------------------------
 INSERT INTO t_ds_alertgroup(alert_instance_ids, create_user_id, group_name, description, create_time, update_time)
-VALUES ('1,2', 1, 'default admin warning group', 'default admin warning group', '2018-11-29 10:20:39',
+VALUES (NULL, 1, 'default admin warning group', 'default admin warning group', '2018-11-29 10:20:39',
         '2018-11-29 10:20:39');
 
 -- ----------------------------
diff --git a/dolphinscheduler-dao/src/main/resources/sql/dolphinscheduler_mysql.sql b/dolphinscheduler-dao/src/main/resources/sql/dolphinscheduler_mysql.sql
index e7a0c8ce0d..eeb15e7dbb 100644
--- a/dolphinscheduler-dao/src/main/resources/sql/dolphinscheduler_mysql.sql
+++ b/dolphinscheduler-dao/src/main/resources/sql/dolphinscheduler_mysql.sql
@@ -1011,7 +1011,7 @@ INSERT IGNORE INTO `t_ds_version` VALUES ('1', '2.0.2');
 -- Records of t_ds_alertgroup
 -- ----------------------------
 INSERT IGNORE INTO `t_ds_alertgroup`(alert_instance_ids, create_user_id, group_name, description, create_time, update_time)
-VALUES ('1,2', 1, 'default admin warning group', 'default admin warning group', current_timestamp, current_timestamp);
+VALUES (NULL, 1, 'default admin warning group', 'default admin warning group', current_timestamp, current_timestamp);
 
 -- ----------------------------
 -- Records of t_ds_user
diff --git a/dolphinscheduler-dao/src/main/resources/sql/dolphinscheduler_postgresql.sql b/dolphinscheduler-dao/src/main/resources/sql/dolphinscheduler_postgresql.sql
index e97da2c29b..32a57342d4 100644
--- a/dolphinscheduler-dao/src/main/resources/sql/dolphinscheduler_postgresql.sql
+++ b/dolphinscheduler-dao/src/main/resources/sql/dolphinscheduler_postgresql.sql
@@ -983,7 +983,7 @@ VALUES ('admin', '7ad2410b2f4c074479a8937a28a22b8f', '0', 'xxx@qq.com', '', '0',
 
 -- Records of t_ds_alertgroup, default admin warning group
 INSERT INTO t_ds_alertgroup(alert_instance_ids, create_user_id, group_name, description, create_time, update_time)
-VALUES ('1,2', 1, 'default admin warning group', 'default admin warning group', '2018-11-29 10:20:39', '2018-11-29 10:20:39');
+VALUES (NULL, 1, 'default admin warning group', 'default admin warning group', '2018-11-29 10:20:39', '2018-11-29 10:20:39');
 
 -- Records of t_ds_queue,default queue name : default
 INSERT INTO t_ds_queue(queue_name, queue, create_time, update_time)