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小編給大家分享一下ORACLE報(bào)ORA-02049錯(cuò)誤怎么辦,希望大家閱讀完這篇文章之后都有所收獲,下面讓我們一起去探討吧!
1.查詢哪個(gè)用戶致使死鎖的產(chǎn)生:
select username,lockwait,status,machine,program from v$session where sid in
(select session_id from v$locked_object);
2.查看當(dāng)前系統(tǒng)鎖情況
SELECT /*+ rule */
lpad(' ', decode(l.xidusn, 0, 3, 0)) || l.oracle_username User_name,
o.owner,
o.object_name,
o.object_type,
s.sid,
s.serial#
FROM v$locked_object l, dba_objects o, v$session s
WHERE l.object_id = o.object_id
AND l.session_id = s.sid
ORDER BY o.object_id, xidusn DESC;
查看被死鎖的語句
select sql_text from v$sql where hash_value in
(select sql_hash_value from v$session where sid in (select session_id from v$locked_object));
3.查找被死鎖的進(jìn)程
SELECT s.username,l.OBJECT_ID,l.SESSION_ID,s.SERIAL#, l.ORACLE_USERNAME,
l.OS_USER_NAME,l.PROCESS FROM V$LOCKED_OBJECT l,V$SESSION S
WHERE l.SESSION_ID=S.SID;
4.解鎖,將死鎖進(jìn)程kill掉
alter system kill session ‘sid,serial#’;
看完了這篇文章,相信你對(duì)“ORACLE報(bào)ORA-02049錯(cuò)誤怎么辦”有了一定的了解,如果想了解更多相關(guān)知識(shí),歡迎關(guān)注億速云行業(yè)資訊頻道,感謝各位的閱讀!
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