Category Archives: How To

How to check the locked objects in the database

SELECT l.inst_id,SUBSTR(L.ORACLE_USERNAME,1,8) ORA_USER, SUBSTR(L.SESSION_ID,1,3) SID,
S.serial#,
SUBSTR(O.OWNER||’.’||O.OBJECT_NAME,1,40) OBJECT, P.SPID OS_PID,
DECODE(L.LOCKED_MODE, 0,’NONE’,1,’NULL’,2,’ROW SHARE’,3,’ROW EXCLUSIVE’,4,’SHARE’,5,’SHARE ROW EXCLUSIVE’,
6,’EXCLUSIVE’,
NULL) LOCK_MODE
FROM sys.GV_$LOCKED_OBJECT L, DBA_OBJECTS O, sys.GV_$SESSION S, sys.GV_$PROCESS P
WHERE L.OBJECT_ID = O.OBJECT_ID
and    l.inst_id = s.inst_id
AND L.SESSION_ID = S.SID
and    s.inst_id = p.inst_id
AND S.PADDR = P.ADDR(+)
order by  l.inst_id ;

select * from sys.GV_$LOCKED_OBJECT;