查看堵塞的SQL

SELECT   r.trx_id waiting_trx_id,  r.trx_mysql_thread_id waiting_thread,  r.trx_query waiting_query,  b.trx_id blocking_trx_id,  b.trx_mysql_thread_id blocking_thread,  b.trx_query blocking_query FROM  information_schema.innodb_lock_waits w   INNER JOIN information_schema.innodb_trx b     ON b.trx_id = w.blocking_trx_id   INNER JOIN information_schema.innodb_trx r ON r.trx_id = w.requesting_trx_id ;