Re: Problems With VIEWS
От | Russell Smith |
---|---|
Тема | Re: Problems With VIEWS |
Дата | |
Msg-id | 45A65249.3090007@pws.com.au обсуждение исходный текст |
Ответ на | Re: Problems With VIEWS (Bernd Helmle <mailings@oopsware.de>) |
Список | pgsql-general |
Bernd Helmle wrote: > > On Thu, 11 Jan 2007 06:36:34 -0800 (PST), Richard Broersma Jr <rabroersma@yahoo.com> wrote: > > >> Either way. I like to create sql files with all of the DDL for creating >> the view and rules. >> Overtime, if I need to change my view or reconfigure the rules, I can edit >> my sql file and then >> call it up in psql using "\e <view_def.sql>" >> >> I use the "CREATE OR REPLACE VIEW" syntax to achieve this. >> >> > > Additional note: REPLACE doesn't work if you are going to change the > list/type/name of your view columns. In 8.2 and above you could use > DROP VIEW IF EXISTS combined with a following CREATE VIEW, instead. > Does anybody have a reason why this is the case. I can change all those things for a table without dropping it, why can't I do the same on a view? > Bernd > > ---------------------------(end of broadcast)--------------------------- > TIP 6: explain analyze is your friend > > >
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