Re: MySQL vs PostgreSQL.
От | Mike Mascari |
---|---|
Тема | Re: MySQL vs PostgreSQL. |
Дата | |
Msg-id | 3DA752F4.3060904@mascari.com обсуждение исходный текст |
Ответ на | Re: MySQL vs PostgreSQL. ("scott.marlowe" <scott.marlowe@ihs.com>) |
Список | pgsql-hackers |
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
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