DELETE from qx_t_user1 WHERE userid in (
SELECT t.userid from
(select b.* from qx_t_user1 b
where b.userid in (select userid from qx_t_user) )AS t )
DELETE from qx_t_user1 WHERE userid in (
SELECT t.userid from
(select b.* from qx_t_user1 b
where b.userid in (select userid from qx_t_user) )AS t )