oracle 查看隐藏参数

[sql] view plain copy
SELECT   i.ksppinm name,
i.ksppdesc description,
CV.ksppstvl VALUE,
CV.ksppstdf isdefault,
DECODE (BITAND (CV.ksppstvf, 7),
1, 'MODIFIED',
4, 'SYSTEM_MOD',
'FALSE')
ismodified,
DECODE (BITAND (CV.ksppstvf, 2), 2, 'TRUE', 'FALSE') isadjusted
FROM   sys.x$ksppi i, sys.x$ksppcv CV
WHERE       i.inst_id = USERENV ('Instance')
AND CV.inst_id = USERENV ('Instance')
AND i.indx = CV.indx
AND i.ksppinm LIKE '/_%' ESCAPE '/'
ORDER BY   REPLACE (i.ksppinm, '_', '');

[sql] view plain copy
SELECT   ksppinm, ksppstvl, ksppdesc
FROM   x$ksppi x, x$ksppcv y
WHERE   x.indx = y.indx AND TRANSLATE (ksppinm, '_', '#') LIKE '#%';

[sql] view plain copy
SELECT   ksppinm, ksppstvl, ksppdesc
FROM   x$ksppi x, x$ksppcv y
WHERE   x.indx = y.indx AND  ksppinm = '_db_block_hash_buckets';