   `updated_at` timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP COMMENT '最后更新时间',
   PRIMARY KEY (`id`),
   UNIQUE KEY `uniq_objid_type` (`objid`, `objtype`),
-  INDEX `idx_updated_at` (`updated_at`)
+  KEY `idx_updated_at` (`updated_at`)
 ) ENGINE=InnoDB DEFAULT CHARSET=utf8 COMMENT='网站关键资源动态表';
 
 CREATE TABLE `view_record` (

  `remark` varchar(255) NOT NULL DEFAULT '' COMMENT '充值备注',
  `created_at` timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP COMMENT '充值时间',
  PRIMARY KEY (`id`),
  INDEX `idx_uid`(`uid`)
) ENGINE=InnoDB DEFAULT CHARSET=utf8 COMMENT '用户充值记录表';

CREATE TABLE IF NOT EXISTS `feed` (

  `created_at` timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP,
  PRIMARY KEY (`id`),
  UNIQUE KEY (`md5`),
  KEY (`username`)
) ENGINE=InnoDB DEFAULT CHARSET=utf8 COMMENT 'GCTT github 文章翻译信息表';


