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Common locking table processing methods in Oracle
2022-07-07 11:55:00 【Auspicious flight】
1、 View locked table information
select sess.sid,sess.serial#, lo.oracle_username,lo.os_user_name,
ao.object_name,lo.locked_mode from v$locked_object lo,dba_objects ao,
v$session sess where ao.object_id=lo.object_id and lo.session_id=sess.sid;
2、 Kill the lock table process
alter system kill session '68,51';-- Respectively SID and SERIAL# Number
3、 View the table that caused the lock in the database SQL sentence
SELECT A.USERNAME,
A.MACHINE,
A.PROGRAM,
A.SID,
A.SERIAL#,
A.STATUS,
C.PIECE,
C.SQL_TEXT
FROM V$SESSION A, V$SQLTEXT C
WHERE A.SID IN (SELECT DISTINCT T2.SID
FROM V$LOCKED_OBJECT T1, V$SESSION T2
WHERE T1.SESSION_ID = T2.SID)
AND A.SQL_ADDRESS = C.ADDRESS(+)
ORDER BY C.PIECE;
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