oracle怎么查看锁表
1、以下代码可以查看是否被锁表:
select a.object_name,b.session_id,c.serial#,c.program,c.username,c.command,c.machine,c.lockwait
from all_objects a,v$locked_object b,v$session c where a.object_id=b.object_id and c.sid=b.session_id;
2、查询锁表原因:
select l.session_id sid,
s.serial#,
l.locked_mode,
l.oracle_username,
s.user#,
l.os_user_name,
s.machine,
s.terminal,
a.sql_text,
a.action
3、接上:
from v$sqlarea a, v$session s, v$locked_object l
where l.session_id = s.sid
and s.prev_sql_addr = a.address
order by sid, s.serial#;
4、解锁方法:alter system kill session ’146′; –146为锁住的进程号,即spid。
5、查看被锁的表: select p.spid,c.object_name,b.session_id,b.oracle_username,b.os_user_name from v$process p,v$session a, v$locked_object b,all_objects c where p.addr=a.paddr and a.process=b.process and c.object_id=b.object_id
6、以上就是oracle查看锁表的方法,以及一些相关信息,看过之后如果觉得有帮助可以在下面给小编点个赞~