Re: null constraints and defaults - Mailing list pgsql-general

From elein@varlena.com (elein)
Subject Re: null constraints and defaults
Date
Msg-id 20050629204646.GG7997@varlena.com
Whole thread Raw
In response to Re: null constraints and defaults  (Matt Miller <mattm@epx.com>)
Responses Re: null constraints and defaults  (Alvaro Herrera <alvherre@surnet.cl>)
List pgsql-general
Thanks.  I understand that much.  I want to know if this
is the intended behaviour.

--elein

On Wed, Jun 29, 2005 at 08:25:09PM +0000, Matt Miller wrote:
> On Wed, 2005-06-29 at 13:04 -0700, elein wrote:
> > default constraint
> > ...
> > elein=# insert into nulldefault values (NULL);
> > ERROR:  null value in column "one" violates not-null constraint
>
> I think the idea of a DEFAULT value is to tell the DB what to supply
> only if you omit the column from the insert statement altogether.  If
> you deliberately call for a NULL, the DB will try to oblige.
>

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