Re: libpq / SQL3

From: Bruce Momjian <pgman(at)candle(dot)pha(dot)pa(dot)us>
To: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
Cc: Chris Bitmead <chris(at)bitmead(dot)com>, Peter Eisentraut <peter_e(at)gmx(dot)net>, Postgres Hackers List <hackers(at)postgresql(dot)org>
Subject: Re: libpq / SQL3
Date: 2000-07-08 18:18:19
Message-ID: 200007081818.OAA17011@candle.pha.pa.us
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> What might be the best bet is for this translation function to return
> "short" as in the spec, with the spec-defined values for the datatypes
> known to the spec, and a single "UNKNOWN" value for everything else.
> Apps that need to tell the difference among user-defined types could
> look at either the type OID or the type name, taking a binary-
> compatibility risk if they insist on using the OID in binary form
> (as long as they treat it as an ASCII string they probably aren't
> affected by 4 vs 8 bytes...) But a bog-standard app would never look
> at either, because it's only using bog-standard datatypes, no?

So you are saying map to the standard-defined values. Good idea.

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