Re: non-recursive WITH clause support
От | Bruce Momjian |
---|---|
Тема | Re: non-recursive WITH clause support |
Дата | |
Msg-id | 200705021105.l42B5dn01070@momjian.us обсуждение исходный текст |
Ответ на | non-recursive WITH clause support (Gregory Stark <stark@enterprisedb.com>) |
Список | pgsql-patches |
This has been saved for the 8.4 release: http://momjian.postgresql.org/cgi-bin/pgpatches_hold --------------------------------------------------------------------------- Gregory Stark wrote: > > Here's an updated patch that fixes the bug I had. This is now functional basic > non-recursive WITH clause support. > > http://community.enterprisedb.com/recursive/with-pg82stable-v2.patch.gz > > It's a pretty short simple patch as is; it just directly inlines any WITH > clauses as if they had been written as subqueries. We'll have to do something > much more clever to get recursive queries to work but for non-recursive > queries that's sufficient. > > Example: > > postgres=# with a as (select 1 as x) select * from (select * from a) as x; > x > --- > 1 > (1 row) > > > > > -- > Gregory Stark > EnterpriseDB http://www.enterprisedb.com > > ---------------------------(end of broadcast)--------------------------- > TIP 4: Have you searched our list archives? > > http://archives.postgresql.org -- Bruce Momjian <bruce@momjian.us> http://momjian.us EnterpriseDB http://www.enterprisedb.com + If your life is a hard drive, Christ can be your backup. +
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