Re: Primary key
От | Joshua D. Drake |
---|---|
Тема | Re: Primary key |
Дата | |
Msg-id | 1300120095.22696.6.camel@jd-desktop обсуждение исходный текст |
Ответ на | Re: Primary key (Raymond O'Donnell <rod@iol.ie>) |
Список | pgsql-general |
On Mon, 2011-03-14 at 16:03 +0000, Raymond O'Donnell wrote: > On 14/03/2011 15:56, Raymond O'Donnell wrote: > > On 14/03/2011 15:35, Allan Kamau wrote: > > > >> CREATE SEQUENCE hy3_pack_seq MINVALUE 1000; > >> CREATE TABLE hy3_pack > >> ( > >> hy3_id INTEGER NOT NULL DEFAULT nextval('hy3_pack_seq') -- or hy3_id > >> BIGINT NOT NULL DEFAULT nextval('hy3_pack_seq') > > > > That's what SERIAL does for you, in one go - it's just syntactic sugar > > for the above. > > ....with the exception of the MINVALUE bit, of course... :-) You can update the dependent sequence that serial creates though. JD > > Ray. > > -- > Raymond O'Donnell :: Galway :: Ireland > rod@iol.ie > -- PostgreSQL.org Major Contributor Command Prompt, Inc: http://www.commandprompt.com/ - 509.416.6579 Consulting, Training, Support, Custom Development, Engineering http://twitter.com/cmdpromptinc | http://identi.ca/commandprompt
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