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From: Tom Lane <tgl@sss.pgh.pa.us>
To: Florian Weimer <fw@deneb.enyo.de>
Cc: pgsql-interfaces@postgresql.org
Subject: Re: Type OIDs
Date: Wed, 03 Jun 2009 15:26:28 -0400
Message-ID: <10172.1244057188@sss.pgh.pa.us> (raw)
In-Reply-To: <877hztupfn.fsf@mid.deneb.enyo.de>
References: <877hztupfn.fsf@mid.deneb.enyo.de>

Florian Weimer <fw@deneb.enyo.de> writes:
> Can I embed the types I'm interested in into my program, or should I
> query the server at least once per connection to get the mapping?  I'm
> interested in types such as INTEGER, TEXT, BYTEA, etc.  No user
> defined types, and nothing fancy.  Ultra-long-term portability isn't
> required, either.

Well, the type OIDs of the standard built-in types haven't changed in
at least ten years, but that doesn't mean we won't change 'em in the
future.  I'd advise at least using the #define's from pg_type.h rather
than writing actual numeric constants.

			regards, tom lane

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