oracle查看锁住的表及解锁

select b.OWNER, b.object_name,a.session_id,a.locked_mode from v$locked_object a,dba_objects b where b.object_id = a.object_id;
select b.OSUSER, b.username,b.sid,b.serial#,logon_time from v$locked_object a,v$session b where a.session_id = b.sid order by b.logon_time;

--关闭session, '126,63131'值为'SID,SERIAL'
alter system kill session '126,63131';