让show parameter显示隐含参数(12C)

create or replace view show_hidden_v$parameter
(inst_id,NUM , NAME , TYPE , VALUE , DISPLAY_VALUE, ISDEFAULT , ISSES_MODIFIABLE , ISSYS_MODIFIABLE , ISPDB_MODIFIABLE , ISINSTANCE_MODIFIABLE, ISMODIFIED , ISADJUSTED , ISDEPRECATED, ISBASIC, DESCRIPTION, UPDATE_COMMENT, HASH, CON_ID)
as
select x.inst_id,
x.indx + 1,
ksppinm,
ksppity,
ksppstvl,
ksppstdvl,
ksppstdf,
decode(bitand(ksppiflg / 256, 1), 1, 'TRUE', 'FALSE'),
decode(bitand(ksppiflg / 65536, 3),
1,
'IMMEDIATE',
2,
'DEFERRED',
3,
'IMMEDIATE',
'FALSE'),
decode(bitand(ksppiflg / 524288, 1), 1, 'TRUE', 'FALSE'),
decode(bitand(ksppiflg, 4),
4,
'FALSE',
decode(bitand(ksppiflg / 65536, 3), 0, 'FALSE', 'TRUE')),
decode(bitand(ksppstvf, 7), 1, 'MODIFIED', 4, 'SYSTEM_MOD', 'FALSE'),
decode(bitand(ksppstvf, 2), 2, 'TRUE', 'FALSE'),
decode(bitand(ksppilrmflg / 64, 1), 1, 'TRUE', 'FALSE'),
decode(bitand(ksppilrmflg / 268435456, 1), 1, 'TRUE', 'FALSE'),
ksppdesc,
ksppstcmnt,
ksppihash,
x.con_id
from x$ksppi x, x$ksppcv y
where (x.indx = y.indx);

SQL> grant select on show_hidden_v$parameter to C##YB;
SQL> conn C##YB/YB
SQL> create synonym v$parameter for sys.show_hidden_v$parameter;