select * from sequences with(xlock)mysql 这样写正确吗?
为啥提示: MySQL server version for the right syntax to use near '(xlock)' at line 1请大家帮忙看下
为啥提示: MySQL server version for the right syntax to use near '(xlock)' at line 1请大家帮忙看下
select * from sequences for update 共享锁(S Lock)
select * from sequences lock in share mode
select * from sequences for update ;