insert into sys_role_dept ( `role_id`, `dept_id` ) values ( #{roleId}, #{item} ) delete from sys_role_dept where role_id = #{value} select dept_id from sys_role_dept where role_id = #{value} select dept_id from sys_role_dept where role_id IN (SELECT role_id FROM SYS_USER_ROLE WHERE user_id = #{value})