查看Oracle中锁表的sql语句
摘自： chinaunix
SELECT
S.SID SESSION_ID, S.USERNAME, DECODE(LMODE,
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None
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Null
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2
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Row-S (SS)
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Row-X (SX)
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4
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Share
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5
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S/Row-X (SSX)
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Exclusive
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, TO_CHAR(LMODE)) MODE_HELD, DECODE(REQUEST,
0
,
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None
'
,
1
,
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Null
'
,
2
,
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Row-S (SS)
'
,
3
,
'
Row-X (SX)
'
,
4
,
'
Share
'
,
5
,
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S/Row-X (SSX)
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,
6
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Exclusive
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, TO_CHAR(REQUEST)) MODE_REQUESTED, O.OWNER
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O.
OBJECT_NAME
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O.OBJECT_TYPE
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, S.TYPE LOCK_TYPE, L.ID1 LOCK_ID1, L.ID2 LOCK_ID2
FROM V$LOCK L, SYS.DBA_OBJECTS O, V$SESSION S
WHERE L.SID = S.SID AND L.ID1 = O. OBJECT_ID
FROM V$LOCK L, SYS.DBA_OBJECTS O, V$SESSION S
WHERE L.SID = S.SID AND L.ID1 = O. OBJECT_ID
执行上记SQL语句,可以查寻到数据库中的锁的情报.
SESSION_ID, USERNAME, MODE_HELD, MODE_REQUESTED, OBJECT_NAME, LOCK_TYPE, LOCK_ID
分别是 拥有锁的SESSION_ID,拥有锁的USERNAME,锁的执行模式MODE_HELD,锁的请求MODE_REQUESTED,锁所在的数据库对象名
,锁的类型,锁的ID