SELECT sys_menu.*, sys_role_menu.id FROM sys_menu LEFT JOIN sys_role_menu ON sys_menu.id = sys_role_menu.menu_id AND sys_role_menu.role_id = ?role_id WHERE sys_role_menu.id IS NULL AND sys_menu.del_flag = 0 select sys_menu.* from sys_menu, sys_role_menu where sys_menu.id = sys_role_menu.menu_id and sys_role_menu.role_id = ?role_id and sys_menu.del_flag = 0 select sys_app_fun.* from sys_app_fun, sys_role_app_fun where sys_app_fun.id = sys_role_app_fun.app_fun_id and sys_role_app_fun.role_id = ?role_id and sys_app_fun.del_flag = 0 delete from sys_role_menu where role_id = ? delete from sys_role_app_fun where role_id = ?