Re: obj_unique_identifier(oid)
От | Jim Nasby |
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Тема | Re: obj_unique_identifier(oid) |
Дата | |
Msg-id | 3FFEEAAD-9BBE-4429-AF21-FD29A27F7A23@nasby.net обсуждение исходный текст |
Ответ на | Re: obj_unique_identifier(oid) (Tom Lane <tgl@sss.pgh.pa.us>) |
Ответы |
Re: obj_unique_identifier(oid)
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Список | pgsql-hackers |
On Jan 7, 2011, at 1:46 PM, Tom Lane wrote: > Joel Jacobson <joel@gluefinance.com> writes: >> The function obj_unique_identifier(oid) will return a unique name for _any_ oid. > > Surely this is broken by design? You can *not* assume that the same OID > isn't in use for different things in different system catalogs. They're > only guaranteed unique within a catalog. That's the main reason why > pg_depend has to include the classid. BTW, if you're looking at making pg_depnd easier to use, see http://archives.postgresql.org/message-id/1290000774-sup-2218@alvh.no-ip.org -- Jim C. Nasby, Database Architect jim@nasby.net 512.569.9461 (cell) http://jim.nasby.net
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