Oracle数据字典说明

王朝oracle·作者佚名  2008-05-19
窄屏简体版  字體: |||超大  

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

 
 
 
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