Re: Getting table name/tuple from OID

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От Martijn van Oosterhout
Тема Re: Getting table name/tuple from OID
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Msg-id 20051111140405.GG13177@svana.org
обсуждение исходный текст
Ответ на Re: Getting table name/tuple from OID  (huaxin zhang <uwcssa@gmail.com>)
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On Fri, Nov 11, 2005 at 08:37:07AM -0500, huaxin zhang wrote:
> Hi all,
>
> I am interested in the answer as well -- how to get a table name (or
> an operator name) from an OID.  the parser must know how to do this,
> but the segment of code is hard to locate.

For the purposes of error messages, RelationGetRelationName() does what
you want. Otherwise maybe RelationIdGetRelation(Oid relationId). Check
out utils/cache/relcache.c for a variety of functions to extract basic
data like this.

Hope this helps,
--
Martijn van Oosterhout   <kleptog@svana.org>   http://svana.org/kleptog/
> Patent. n. Genius is 5% inspiration and 95% perspiration. A patent is a
> tool for doing 5% of the work and then sitting around waiting for someone
> else to do the other 95% so you can sue them.

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