| 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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| Lists: | pgsql-general pgsql-hackers pgsql-jdbc |
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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