## 查询被锁定的表
```
select b.owner,b.object_name,a.session_id,a.locked_mode from v$locked_object a,dba_objects b where b.object_id = a.object_id;
```
## 查询发生锁定表的会话及序列号
```
select b.username,b.sid,b.serial#,logon_time from v$locked_object a,v$session b where a.session_id = b.sid order by b.logon_time;
```
## 结束产生锁表的会话
```
alter system kill session 'SID,SERIAL#'; 
```