Oracle数据字典说明
作者:eygle出处:http://www.eygle.com/blog
日期:January 09, 2005
本文链接:http://www.eygle.com/archives/2005/01/oracleeoeaeeea.html
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逐渐整理记录Oracle数据字典表的创建、内容及含义。
是自己学习的一个过程,权当记录,给自己参考。
| View_Name | Meanings | Come from |
| GV$ENQUEUE_LOCK | This view displays all locks owned by enqueue state objects. |
SELECT /*+ ORDERED USE_NL(L), USE_NL(S), USE_NL(R) +*/
s.inst_id, l.addr, l.ksqlkadr, s.ksusenum, r.ksqrsidt, r.ksqrsid1,
r.k sqrsid2, l.ksqlkmod, l.ksqlkreq, l.ksqlkctim, l.ksqlklblk
FROM x$ksqeq l, x$ksuse s, x$ksqrs r
WHERE l.ksqlkses = s.addr
AND BITAND (l.kssobflg, 1) != 0
AND (l.ksqlkmod != 0 OR l.ksqlkreq != 0)
AND l.ksqlkres = r.addr
|
| GV$PARAMETER | Displays information about the initialization parameters. |
SELECT x.inst_id, x.indx + 1, ksppinm, ksppity, ksppstvl, ksppstdf,
DECODE (BITAND (ksppiflg / 256, 1), 1, 'TRUE', 'FALSE'),
DECODE (BITAND (ksppiflg / 65536, 3),
1, 'IMMEDIATE',
2, 'DEFERRED',
3, 'IMMEDIATE',
'FALSE'
),
DECODE (BITAND (ksppstvf, 7), 1, 'MODIFIED', 4, 'SYSTEM_MOD', 'FALSE'),
DECODE (BITAND (ksppstvf, 2), 2, 'TRUE', 'FALSE'), ksppdesc,
ksppstcmnt
FROM x$ksppi x, x$ksppcv y
WHERE (x.indx = y.indx)
AND ((TRANSLATE (ksppinm, '_', '#') NOT LIKE '#%') OR (ksppstdf = 'FALSE')
)
|
| GV$RESOURCE_LIMIT | Global resource use for some of the system resources |
SELECT inst_id, ksurlmnm, ksurlmcv, ksurlmmv,
LPAD (DECODE (BITAND (ksurlmfg, 1),
0, TO_CHAR (ksurlmia),
'UNLIMITED'
),
10
),
LPAD (DECODE (BITAND (ksurlmfg, 2),
0, TO_CHAR (ksurlmlv),
'UNLIMITED'
),
10
)
FROM x$ksurlmt
|
| GV$SEGSTAT | Displays information about segment-level statistics |
select inst_id,
fts_tsn,
fts_objn,
fts_objd,
fts_statnam,
fts_statid,
fts_staval
from x$ksolsfts
where fts_inte = 0
|
Posted by eygle at January 9, 2005 09:27 AM
改版www.eygle.com主页 (6) June 14, 2005
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Comments
绝大部分GV$的信息就是V$的信息加上一个instance id,也就是说,GV$主要用户OPS或者RAC系统,呵呵,两个反映的含义大致相同。
要查询某个GV$的定义可以参考:
http://blog.csdn.net/lunar2000/archive/2004/11/24/193445.aspx
Posted by: lunar at January 19, 2005 09:59 AM
这句话说反了:
绝大部分GV$的信息就是V$的信息加上一个instance id,
应该是:
绝大部分V$的信息就是GV$的信息加上一个instance id,
Posted by: ZALBB at March 1, 2005 03:40 PM
