From: | Bruce Momjian <pgman(at)candle(dot)pha(dot)pa(dot)us> |
---|---|
To: | Camila Rocha <camilarrocha(at)hotmail(dot)com> |
Cc: | pgsql-sql(at)postgresql(dot)org |
Subject: | Re: oid and oidvector |
Date: | 2002-04-15 19:13:28 |
Message-ID: | 200204151913.g3FJDTi10516@candle.pha.pa.us |
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Lists: | pgsql-sql |
Camila Rocha wrote:
> Hi!
>
> I'm from Brazil, and sorry about my english...
> I'm having problems with the oid field, the field present in all tables. I
> wanted to use it as a foreing key betwwen too tables, but i couldn't! is it
> possible??
No, you can't use oid as a foreign key. You must use a PRIMARY column.
> what about the data type oidvector?? i didn't find any documentation about
> it, i wanted to use it to keep a lot of oids of other objects... like an
> array of foreign keys, you know?
oidvector is for internal db use. It is an array of 16 oid's.
--
Bruce Momjian | http://candle.pha.pa.us
pgman(at)candle(dot)pha(dot)pa(dot)us | (610) 853-3000
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