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数据字典视图之：v$database 结构
作者：eygle |【转载时请以超链接形式标明文章出处和作者信息及本声明】链接：http://www.eygle.com/archives/2008/06/v_database.html
以下是Oracle视图v$database的创建语句，数据提取来自Oracle 10g 10.2.0.4版本数据库，供参考：
SELECT di.inst_id, di.didbi, di.didbn,
TO_DATE (di.dicts, 'MM/DD/RR HH24:MI:SS', 'NLS_CALENDAR=Gregorian'),
TO_NUMBER (di.dirls),
TO_DATE (di.dirlc, 'MM/DD/RR HH24:MI:SS', 'NLS_CALENDAR=Gregorian'),
TO_NUMBER (di.diprs),
TO_DATE (di.diprc, 'MM/DD/RR HH24:MI:SS', 'NLS_CALENDAR=Gregorian'),
DECODE (di.dimla, 0, 'NOARCHIVELOG', 1, 'ARCHIVELOG', 'MANUAL'),
TO_NUMBER (di.discn), TO_NUMBER (di.difas),
DECODE (BITAND (di.diflg, 256),
256, 'CREATED',
DECODE (BITAND (di.diflg, 1024),
1024, 'STANDBY',
DECODE (BITAND (di.diflg, 32768),
32768, 'CLONE',
DECODE (BITAND (di.diflg, 4096),
4096, 'BACKUP',
'CURRENT'
)
)
)
),
TO_DATE (di.dicct, 'MM/DD/RR HH24:MI:SS', 'NLS_CALENDAR=Gregorian'),
di.dicsq, TO_NUMBER (di.dickp_scn),
TO_DATE (di.dickp_tim, 'MM/DD/RR HH24:MI:SS', 'NLS_CALENDAR=Gregorian'),
DECODE (BITAND (di.diflg, 4),
4, 'REQUIRED',
DECODE (di.diirs, 0, 'NOT ALLOWED', 'ALLOWED')
),
TO_DATE (di.divts, 'MM/DD/RR HH24:MI:SS', 'NLS_CALENDAR=Gregorian'),
DECODE (di.didor,
0, 'MOUNTED',
DECODE (di.didor, 1, 'READ WRITE', 'READ ONLY')
),
DECODE (BITAND (di.diflg, 65536),
65536, 'MAXIMUM PROTECTION',
DECODE (BITAND (di.diflg, 128),
128, 'MAXIMUM AVAILABILITY',
DECODE (BITAND (di.diflg, 134217728),
134217728, 'RESYNCHRONIZATION',
DECODE (BITAND (di.diflg, 8),
8, 'UNPROTECTED',
'MAXIMUM PERFORMANCE'
)
)
)
),
DECODE (di.diprt,
1, 'MAXIMUM PROTECTION',
2, 'MAXIMUM AVAILABILITY',
3, 'RESYNCHRONIZATION',
4, 'MAXIMUM PERFORMANCE',
5, 'UNPROTECTED',
'UNKNOWN'
),
DECODE (di.dirae,
0, 'DISABLED',
1, 'SEND',
2, 'RECEIVE',
3, 'ENABLED',
'UNKNOWN'
),
TO_NUMBER (di.diacid), TO_NUMBER (di.diacid),
DECODE (BITAND (di.diflg, 33554432),
33554432, 'LOGICAL STANDBY',
DECODE (BITAND (di.diflg, 1024),
1024, 'PHYSICAL STANDBY',
'PRIMARY'
)
),
TO_NUMBER (di.diars),
DECODE (BITAND (difl2, 1), 1, 'ENABLED', 'DISABLED'),
DECODE (di.disos,
0, 'IMPOSSIBLE',
1, 'NOT ALLOWED',
2, 'SWITCHOVER LATENT',
3, 'SWITCHOVER PENDING',
4, 'TO PRIMARY',
5, 'TO STANDBY',
6, 'RECOVERY NEEDED',
7, 'SESSIONS ACTIVE',
8, 'PREPARING SWITCHOVER',
9, 'PREPARING DICTIONARY',
10, 'TO LOGICAL STANDBY',
'UNKNOWN'
),
DECODE (di.didgd, 0, 'DISABLED', 'ENABLED'),
DECODE (BITAND (di.diflg, 1048576),
1048576, 'ALL',
DECODE (BITAND (di.diflg, 2097152),
2097152, 'STANDBY',
'NONE'
)
),
DECODE (BITAND (diflg, 1073741824),
1073741824, 'YES',
DECODE (BITAND (diflg, 131072 + 262144 + 524288),
0, DECODE (BITAND (difl2, 2), 0, 'NO', 'IMPLICIT'),
'IMPLICIT'
)
),
DECODE (BITAND (di.diflg, 131072), 131072, 'YES', 'NO'),
DECODE (BITAND (di.diflg, 262144), 262144, 'YES', 'NO'),
DECODE (BITAND (di.diflg, 268435456), 268435456, 'YES', 'NO'),
di.diplid, di.dipln, di2.di2rdi, di2.di2inc, TO_NUMBER (di.dicur_scn),
DECODE (BITAND (di2.di2flag, 1),
1, 'YES',
DECODE (di2.di2rsp_oldest, 0, 'NO', 'RESTORE POINT ONLY')
),
DECODE (BITAND (diflg, 524288), 524288, 'YES', 'NO'),
DECODE (BITAND (difl2, 2), 2, 'YES', 'NO'), di.didbun,
TO_NUMBER (di2.di2actiscn),
DECODE (di.difsts,
0, 'DISABLED',
1, 'BYSTANDER',
2, 'SYNCHRONIZED',
3, 'UNSYNCHRONIZED',
4, 'SUSPENDED',
5, 'STALLED',
6, 'LOADING DICTIONARY',
7, 'PRIMARY UNOBSERVED',
8, 'REINSTATE REQUIRED',
9, 'REINSTATE IN PROGRESS',
10, 'REINSTATE FAILED',
''
),
di.diftgt, di.difths,
DECODE (di.difopr, 1, 'YES', 2, 'NO', 3, 'UNKNOWN', ''), di.difobs
FROM x$kccdi di, x$kccdi2 di2
历史上的今天...
>> 2007-06-05文章:
>> 2006-06-05文章:
>> 2005-06-05文章:
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这篇 【数据字典视图之：v$database 结构】来自 www.eygle.com | CSDN技术网摘| del.icio.us|365Key
By eygle on 2008-06-05 12:15 | Comments (0) | Posted to Knowledge Base | Edit |Pageviews:
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