[SQL] Hidden parameter 확인

select ksppinm name,

       ksppstvl value,

       ksppstdf is_default,

       decode(bitand(ksppiflg/256,1),1,'true','false') ses_modifiable,

       decode(bitand(ksppiflg/65536,3),1, 'immediate',2,'deferred',3,'immediate','false') sys_modifiable, ksppdesc description

from sys.x$ksppi i, sys.x$ksppcv v

where i.indx = v.indx;