union关键字其一:在union的所有
-- 查锁SELECT b.trx_state, e.state, e.time, d.state AS block_state, d.time AS block_time, a.requesting_trx_id, a.requested_lock_id, b.trx_query, b.trx_mysql_thread_id, a.blocking_trx_id, a.blocki…人海中你的偶然回顾,让我思念朝朝暮暮。飞星传情,鹊桥铺路,将相思海横渡。静水流深,语浅情真,七夕遥把爱恋诉,愿牵手一生幸福共舞。