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之前程序運(yùn)行的時候,突然發(fā)生頁面卡死,后臺不報錯的現(xiàn)象,經(jīng)過排查是數(shù)據(jù)庫表被鎖死,下面的sql是查詢被鎖的表,以及對應(yīng)的解鎖sql;
select b.owner,b.object_name,a.session_id,a.locked_mode from v$locked_object a,dba_objects b where b.object_id = a.object_id;
select b.username,b.sid,b.serial#,logon_time from v$locked_object a,v$session b where a.session_id = b.sid order by b.logon_time;
alter system kill session '300,37803';
SELECT s.sid, s.serial#, s.username, s.schemaname, s.osuser, s.process, s.machine,
s.terminal, s.logon_time, l.type
FROM v$session s, v$lock l
WHERE s.sid = l.sid
AND s.username IS NOT NULL
ORDER BY sid;
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