Re: Selecting a constant question - Mailing list 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