Re: pg_dump dumps views as tables???
От | Gerard Mason |
---|---|
Тема | Re: pg_dump dumps views as tables??? |
Дата | |
Msg-id | 3B328699.4080205@hotmail.com обсуждение исходный текст |
Ответ на | Re: Re: pg_dump dumps views as tables??? ("Ross J. Reedstrom" <reedstrm@rice.edu>) |
Список | pgsql-admin |
Thank you both *very* much! Ross J. Reedstrom wrote: > If you look farther down that same dump, you'll see a CREATE RULE > that looks something like: > > CREATE RULE AS ON SELECT > > > CREATE RULE "_RETincluded_works" AS ON SELECT TO "included_works" DO > INSTEAD SELECT "works"."uuid", "works"."title" as "lhs" [...] > > In other words, pg_dump, especially before 7.1, exposes the details of > how views are implemented, rather than recreating the SQL you wrote to > create the schema. > > Ross > > > On Tue, Jun 19, 2001 at 09:12:32AM +0100, Gerard Mason wrote: > >>Anybody? >> >> >>"Gerard Mason" <gerardmason@hotmail.com> wrote in message >>news:9gbd3s$2d6$1@news.tht.net... >> >>>I am running postgresql-server-7.0.3-12mdk (Mandrake 8.0). The relevant >>> >>part >> >>>of my build script looks like this: >>> >>>create view included_works >>>as >>> select uuid, title as lhs >>> , trim(to_char(cast(year_of_publication as int), '0000')) as rhs >>> from works >>> where include=true >>>; >>> >>>What pg_dump actually outputs is this: >>> >>>CREATE TABLE "included_works" ( >>> "uuid" character(36), >>> "lhs" character varying(80), >>> "rhs" text >>>); >>> >>> >>>I would be more appalled if I was less gobsmacked. Surely I'm doing >>>something wrong? But I can't find any reference to this in either the >>> >>Admin >> >>>Guide or the Reference Manual (though admittedly I'm looking at the 7.1 >>>ones -- the 7.0 ones didn't have any info on it at all, I think). >>> >>>Help. >>> >>> >>> >>> >> >> >>---------------------------(end of broadcast)--------------------------- >>TIP 5: Have you checked our extensive FAQ? >> >>http://www.postgresql.org/users-lounge/docs/faq.html >> > > ---------------------------(end of broadcast)--------------------------- > TIP 4: Don't 'kill -9' the postmaster >
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