Horton

Re: Selecting a constant question

Kris Jurka <books@ejurka.com>

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From: Kris Jurka <books@ejurka.com>
To: Larry McGhaw <lmcghaw@connx.com>
Cc: pgsql-hackers@postgresql.org
Date: 2007-06-12T00:03:34Z
Lists: pgsql-hackers 

On Mon, 11 Jun 2007, Larry McGhaw wrote:

> I think perhaps we have lost sight of the main issue:
>
> 2) libpq can properly describe the maximum internal data size of any
> varchar column via Pqfmod

SELECT cola || colb FROM tab;

> 3) libpq can properly describe the maximum internal data size of any
> numeric constant in a SQL statement via Pqfsize

SELECT 3::numeric;

Kris Jurka