diff --git a/sql/gamedb.sql b/sql/gamedb.sql
index 8e9ad83d..348423cd 100644
--- a/sql/gamedb.sql
+++ b/sql/gamedb.sql
@@ -695,7 +695,8 @@ CREATE TABLE `t_battle_settlement_single` (
   `createtime` int(11) NOT NULL DEFAULT '0' COMMENT '创建时间',
   `modifytime` int(11) NOT NULL DEFAULT '0' COMMENT '修改时间',
   PRIMARY KEY (`idx`),
-  UNIQUE KEY `account_id_battle_uniid` (`account_id`, `battle_uuid`)
+  UNIQUE KEY `account_id_battle_uniid` (`account_id`, `battle_uuid`),
+  KEY `idx_account_id` (`account_id`)
 ) ENGINE=InnoDB AUTO_INCREMENT=10000 DEFAULT CHARSET=utf8 COLLATE=utf8_bin;
 /*!40101 SET character_set_client = @saved_cs_client */;