结合 x$ksppi , x$ksppsv 系统视图查看系统隐含canshu......

select name,
value,
decode(isdefault, 'TRUE', 'Y', 'N') as "Default",
decode(ISEM, 'TRUE', 'Y', 'N') as SesMod,
decode(ISYM, 'IMMEDIATE', 'I', 'DEFERRED', 'D', 'FALSE', 'N') as SysMod,
decode(IMOD, 'MODIFIED', 'U', 'SYS_MODIFIED', 'S', 'N') as Modified,
decode(IADJ, 'TRUE', 'Y', 'N') as Adjusted,
description
from ( select x.inst_id as instance,
x.indx + 1,
ksppinm as name,
ksppity,
ksppstvl as value,
ksppstdf as isdefault,
decode(bitand(ksppiflg / 256, 1), 1, 'TRUE', 'FALSE') as ISEM,
decode(bitand(ksppiflg / 65536, 3),
1,
'IMMEDIATE',
2,
'DEFERRED',
'FALSE') as ISYM,
decode(bitand(ksppstvf, 7), 1, 'MODIFIED', 'FALSE') as IMOD,
decode(bitand(ksppstvf, 2), 2, 'TRUE', 'FALSE') as IADJ,
ksppdesc as description
from x$ksppi x, x$ksppsv y
where x.indx = y.indx
and substr(ksppinm, 1, 1) = '_'
and x.inst_id = USERENV('Instance'))
order by name;

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