Re: troubles with postgresql
От | erwan ancel |
---|---|
Тема | Re: troubles with postgresql |
Дата | |
Msg-id | 00c901c2db50$40e74480$a800a8c0@AWADESKTOP обсуждение исходный текст |
Ответ на | troubles with postgresql ("erwan ancel" <erwan.ancel@free.fr>) |
Список | pgsql-general |
Ok, thanks everyone, I'll deal with it. Erwan ----- Original Message ----- From: "Dennis Gearon" <gearond@cvc.net> To: "erwan ancel" <erwan.ancel@free.fr> Cc: <pgsql-general@postgresql.org> Sent: Sunday, February 23, 2003 3:59 PM Subject: Re: [GENERAL] troubles with postgresql > The reason why, probably, is that the signed type is an SQL standard, > and unsigned is not. I've noticed that postgres tries to adhere to the > standard and not do too many extensions, particularly in comparison to > MySQL. > > MySQL has some nice extensions, but you have to really change things to > go to another database if you've started on MySQL, (as you are > noticing). That has other drawback. What if you are really successful > with a design and company, and your site gets big and you get money to > make it bigger? You decide to go with DB2 or Oracle then, perhaps? You'd > probably have to make all the same changes to your design to port to > those databases, since MySQL is less standardized than all of them. > > Postgres seems to be trying to be the open source, standards compliant > DB. > > One thing I don't remember seeing in MySQL that might be an extension > you could use in Postgres is INT8. That's a HUGE number, maybe more than > the number of atoms in existence! (probably not, but it's big). It comes > out to 1.844674407371 * 10^19. (That's over a billion, squared). If > you used that, and forced it unsigned with a check, you'd probably have > LOTS more room than you'd need in that value range. > -- > > Carpe Dancem ;-) > ----------------------------------------------------------------- > Remember your friends while they are alive > ----------------------------------------------------------------- > Sincerely, Dennis Gearon >
В списке pgsql-general по дате отправления: