Re: MySQL vs PostgreSQL.
Mike Mascari <mascarm@mascari.com>
From: Mike Mascari <mascarm@mascari.com>
To: "scott.marlowe" <scott.marlowe@ihs.com>
Cc: Jeff Davis <list-pgsql-hackers@empires.org>, Antti Haapala <antti.haapala@iki.fi>, PostgreSQL-development <pgsql-hackers@postgresql.org>
Date: 2002-10-11T22:38:44Z
Lists: pgsql-hackers, pgsql-general
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@mascari.com