oracle锁常用笔记

1.查询数据库中的锁 select * from v$lock; select * from v$lock where block=1; 2.查询被锁的对象 select * from v$locked_object; 3.查询阻塞 查被阻塞的会话 select * from v$lock where lmode=0 and type in ('TM','TX');