CREATE TABLE IF NOT EXISTS `sys_group_user` (
`id` bigint(20) unsigned NOT NULL AUTO_INCREMENT,
`group_id` char(36) NOT NULL COMMENT '组ID',
`user_id` char(36) NOT NULL,
PRIMARY KEY (`id`),
KEY `user_id_idx` (`user_id`) USING BTREE,
KEY `group_id_idx` (`group_id`) USING BTREE
) ENGINE=InnoDB DEFAULT CHARSET=utf8;
INSERT INTO sys_group_user(
group_id,
user_id
) VALUES(
#{groupId},
#{userId}
)
DELETE FROM
sys_group_user
WHERE
1 = 1
AND
group_id = #{groupId}
AND
user_id = #{userId}
AND
user_id IN
#{userIds[${index}]}