Oracle数据字典说明
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_NameMeanings 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_stavalfrom x$ksolsftswhere fts_inte = 0