DROP TABLE IF EXISTS `t_settings`; CREATE TABLE `t_settings` ( `id` int(11) NOT NULL PRIMARY KEY, `value` varchar(64) NOT NULL, `desc` varchar(128) NOT NULL default "" ) ENGINE = InnoDB DEFAULT CHARACTER SET = utf8mb4 COLLATE = utf8mb4_unicode_ci; insert into t_settings(`id`, `value`,`desc`) values (1, "3000", "最大群成员数量");