Re: Differences between Postgres and MySql
От | Scott Marlowe |
---|---|
Тема | Re: Differences between Postgres and MySql |
Дата | |
Msg-id | AANLkTimjLM-QxFyZ_iEEWtbFTgCy-7IjiKTN8vi9lObw@mail.gmail.com обсуждение исходный текст |
Ответ на | Differences between Postgres and MySql (John Gage <jsmgage@numericable.fr>) |
Список | pgsql-general |
On Sun, Jul 18, 2010 at 2:13 PM, John Gage <jsmgage@numericable.fr> wrote: >> John Gage, 25.06.2010 11:50: >>> >>> I am astonished to discover that MySQL does not support >>> regular expressions much less something like tsvector. >> >> Getting really off-topic now: but MySQL does support Regex >> >> http://dev.mysql.com/doc/refman/5.1/en/regexp.html > > I have done an extensive comparison between MySQL's support for regexp and > Postresql's and, frankly, there is no comparison. The support in Postgresql > is far greater than in MySQL. This is not a flame. It is intended to help > anyone choosing between the two programs. > > The best example I can present is the regexp_split_to_table function in > Postgres. I use it all the time. It is enormously convenient. Anyone > analyzing text is ecstatic to have such a powerful function readily > available. > > This is a qualitative difference. That and array_accum (in the docs in 8.3 I think it's built in now) make life a breaze for making reports. No need for post query data mangling, I get it out just the way I need it.
В списке pgsql-general по дате отправления: