diff --git a/sql/gamedb2001_n_migrate_190704_01.sql b/sql/gamedb2001_n_migrate_190704_01.sql
index 80af8ab..8a6085d 100644
--- a/sql/gamedb2001_n_migrate_190704_01.sql
+++ b/sql/gamedb2001_n_migrate_190704_01.sql
@@ -6,6 +6,16 @@ alter table user add column `battle_re_times` int(11) NOT NULL COMMENT '每日
 alter table user add column `shop_flush_times` int(11) NOT NULL COMMENT '每日商店刷新次数',
 alter table user add column `kefu_status`  int(11)  NOT NULL COMMENT '客服奖励状态(0:未领取,1:已领取)',
 
+DELETE FROM user WHERE 1=1;
+DELETE FROM skin WHERE 1=1;
+DELETE FROM equip WHERE 1=1;
+DELETE FROM supplybox WHERE 1=1;
+DELETE FROM sign WHERE 1=1;
+DELETE FROM hang WHERE 1=1;
+DELETE FROM quest WHERE 1=1;
+DELETE FROM active WHERE 1=1;
+DELETE FROM history_record WHERE 1=1;
+
 CREATE TABLE `share_achievement` (
   `idx` int(11) NOT NULL AUTO_INCREMENT COMMENT '自增id',
   `accountid` varchar(60) NOT NULL DEFAULT '' COMMENT '账号id',