'락'에 해당되는 글 1건

오라클(oracle) 락(lock) 확인 및 제거(kill)
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-- 락걸린 테이블 확인
SELECT do.object_name, do.owner, do.object_type, do.owner,
vo.xidusn, vo.session_id, vo.locked_mode
FROM
v$locked_object vo , dba_objects do
WHERE vo.object_id = do.object_id ;

--해당테이블이 락에 걸렸는지..

SELECT A.SID, A.SERIAL#, B.TYPE, C.OBJECT_NAME
FROM V$SESSION A, V$LOCK B, DBA_OBJECTS C
WHERE A.SID=B.SID AND B.ID1=C.OBJECT_ID
AND B.TYPE='TM' AND C.OBJECT_NAME IN ('테이블명');

/* 락발생 사용자와 sql, object 조회 */

SELECT distinct x.session_id, a.serial#,
d.object_name, a.machine, a.terminal,
a.program, b.address, b.piece, b.sql_text
FROM v$locked_object x, v$session a, v$sqltext b, dba_objects d
WHERE x.session_id = a.sid and
x.object_id = d.object_id and
a.sql_address = b.address
order by b.address,b.piece;

/* 락 발생 사용자확인 */

SELECT distinct x.session_id, a.serial#,
d.object_name, a.machine, a.terminal, a.program,
a.logon_time , 'alter system kill session ''' || a.sid || ', ' || a.serial# || ''';'
FROM gv$locked_object x, gv$session a, dba_objects d
WHERE x.session_id = a.sid and x.object_id = d.object_id
order by logon_time;

/* 접속 사용자 제거 */

--alter system kill session 'session_id,serial#';
alter system kill session '26,6044';

/* 현재 접속자의 sql 분석 */

SELECT distinct a.sid, a.serial#,
a.machine, a.terminal, a.program,
b.address, b.piece, b.sql_text
FROM v$session a, v$sqltext b
WHERE a.sql_address = b.address
order by a.sid, a.serial#,b.address,b.piece;