From: | JanWieck(at)t-online(dot)de (Jan Wieck) |
---|---|
To: | wagner(at)imsd(dot)uni-mainz(dot)de |
Cc: | pgsql-sql <pgsql-sql(at)postgresql(dot)org> |
Subject: | Re: using OID as primary key |
Date: | 2000-07-21 11:57:17 |
Message-ID: | 200007211157.NAA04499@hot.jw.home |
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Thread: | |
Lists: | pgsql-sql |
Markus Wagner wrote:
> Hi,
>
> are there any disadvantages of using OID as the primary key for any
> table?
> What about referencing external tuples using their OIDs?
>
> e. g.:
> CREATE TABLE thistable
> ...
> field NUMERIC REFERENCES OtherTable (oid)
>
> Which data type should I use to reference OIDs?
>
> Will I run into problems later if I do my things this way?
Currently OID is not supported for references. Has to do with
some checks done in the RI triggers, using SPI functions.
We're thinking about a solution...
Jan
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