mysql 查询表死锁语句

1.确定是否锁表
select * from information_schema.innodb_locks; 
2.查询正在锁的事务
select * from information_schema.innodb_locks; 
3.查询等待锁的事务
select * from information_schema.innodb_lock_waits;
4.查询未提交的事务
select * from information_schema.innodb_trx
5.查询所有的线程
select * from information_schema.PROCESSLIST;      

注：记录命令用于排查问题