Re: moving from MySQL to pgsql - Mailing list pgsql-general

From F. BROUARD / SQLpro
Subject Re: moving from MySQL to pgsql
Date
Msg-id 50766AA0.1030904@club-internet.fr
Whole thread Raw
In response to moving from MySQL to pgsql  (Vineet Deodhar <vineet.deodhar@gmail.com>)
List pgsql-general
Le 10/10/2012 10:47, Vineet Deodhar a écrit :
> Hi !
>
> 3) Can I simulate MySQL's TINYINT data-type (using maybe the custom data
> type or something else)
>

Another way, and a good practice toot is to use SQL DOMAINs wich is a
part of the ISO SQL since 1992 that MySQL don't have...

CREATE DOMAIN TINYINT
    AS SMALLINT
    CHECK (VALUE BETWEEN 0 AND 255)

Most part of the modelling tools are able to use DOMAINs in their
modelling process, like PowerDesigner, Mega, ERwin, Rational...

A +

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