Re: MySQL vs PostgreSQL.

From: Mike Mascari <mascarm(at)mascari(dot)com>
To: "scott(dot)marlowe" <scott(dot)marlowe(at)ihs(dot)com>
Cc: Jeff Davis <list-pgsql-hackers(at)empires(dot)org>, Antti Haapala <antti(dot)haapala(at)iki(dot)fi>, PostgreSQL-development <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: MySQL vs PostgreSQL.
Date: 2002-10-11 22:38:44
Message-ID: 3DA752F4.3060904@mascari.com
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scott.marlowe wrote:
> On Fri, 11 Oct 2002, Jeff Davis wrote:
>
>>I agree with your message except for that statement. MySQL alter table
>>provides the ability to change column types and cast the records
>>automatically. I remember that feature as really the only thing from MySQL
>>that I've ever missed.
>>
>>Of course, it's not that wonderful in theory. During development you can
>>easily drop/recreate the tables and reload the test data; during production
>>you don't change the data types of your attributes.
>>
>>But in practice, during development it's handy sometimes.
>
>
> I still remember a post from somebody on the phpbuilder site that had
> changed a field from varchar to date and all the dates he had got changed
> to 0000-00-00.
>
> He most unimpressed, especially since he (being typical of a lot of MySQL
> users) didn't have a backup.

Couldn't he just do ROLLBACK? ;-)

(for the humor impaired, that's a joke...)

Mike Mascari
mascarm(at)mascari(dot)com

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