diff --git a/Data/update.sql b/Data/update.sql
index 3b2695945..4e720663a 100644
--- a/Data/update.sql
+++ b/Data/update.sql
@@ -716,10 +716,11 @@ INSERT INTO `sys_menu`(`title`, `pid`, `sort`, `url`, `hide`, `tip`, `group`, `i
 ALTER TABLE `tab_game`
 ADD COLUMN `flooring_page_video_cover` int(11) NOT NULL DEFAULT 0 COMMENT '落地页视频封面';
 
-CREATE TABLE `tab_user_retention` (
+CREATE TABLE `tab_player_retention` (
   `id` int(11) NOT NULL AUTO_INCREMENT,
   `user_id` int(11) not null COMMENT '用户ID',
   `game_id` int(11) NOT NULL COMMENT '游戏ID',
+  `player_id` int(11) NOT NULL COMMENT '玩家ID',
   `day1` tinyint(1) NOT NULL default 0 COMMENT '是否1日留存',
   `day2` tinyint(1) NOT NULL default 0 COMMENT '是否2日留存',
   `day3` tinyint(1) NOT NULL default 0 COMMENT '是否3日留存',
@@ -730,6 +731,12 @@ CREATE TABLE `tab_user_retention` (
   `day15` tinyint(1) NOT NULL default 0 COMMENT '是否15日留存',
   `day30` tinyint(1) NOT NULL default 0 COMMENT '是否30日留存',
   PRIMARY KEY (`id`),
-  KEY `game_id` (`game_id`),
-  KEY `user_id` (`user_id`),
-) ENGINE=InnoDB DEFAULT CHARSET=utf8 COMMENT='用户留存率';
\ No newline at end of file
+  KEY `index_game_id` (`game_id`),
+  KEY `index_user_id` (`user_id`),
+  KEY `index_player_id` (`player_id`)
+) ENGINE=InnoDB DEFAULT CHARSET=utf8 COMMENT='用户留存率';
+-- 玩家注册时间
+ALTER TABLE `tab_user_play`
+ADD COLUMN `create_time` int(11) NOT NULL DEFAULT 0 COMMENT '玩家注册时间';
+
+update tab_user_play a left join tab_user b on a.user_id= b.id set a.create_time = b.register_time where a.user_id=b.id;
\ No newline at end of file