Re: check constraint - Mailing list pgsql-general

From oberpwd@anubis.network.com (Wade D. Oberpriller)
Subject Re: check constraint
Date
Msg-id 200012181543.JAA08690@truck.network.com
Whole thread Raw
In response to check constraint  ("Martin A. Marques" <martin@math.unl.edu.ar>)
Responses Re: check constraint  ("Martin A. Marques" <martin@math.unl.edu.ar>)
Re: check constraint  ("Martin A. Marques" <martin@math.unl.edu.ar>)
List pgsql-general
You should be able to do the following:

CREATE TABLE table1 (
field1 INTEGER CHECK ((field1 >= 0) AND (field1 <= 10))
);

Wade Oberpriller

>
> Hi,
>     how should I write a constraint that can keep an INT field with values
> between 0 and 10? Do I have to use two checks on the same field?
>
> TIA
>
> --
> System Administration: It's a dirty job,
> but someone told I had to do it.
> -----------------------------------------------------------------
> Martín Marqués            email:     martin@math.unl.edu.ar
> Santa Fe - Argentina        http://math.unl.edu.ar/~martin/
> Administrador de sistemas en math.unl.edu.ar
> -----------------------------------------------------------------
>


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