From: | Bruce Momjian <bruce(at)momjian(dot)us> |
---|---|
To: | Pavel Stehule <pavel(dot)stehule(at)hotmail(dot)com> |
Cc: | pgsql-patches(at)postgresql(dot)org |
Subject: | Re: Table function support |
Date: | 2007-02-17 03:25:29 |
Message-ID: | 200702170325.l1H3PTm27884@momjian.us |
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Thread: | |
Lists: | pgsql-patches |
Your patch has been added to the PostgreSQL unapplied patches list at:
http://momjian.postgresql.org/cgi-bin/pgpatches
It will be applied as soon as one of the PostgreSQL committers reviews
and approves it.
---------------------------------------------------------------------------
Pavel Stehule wrote:
> Hello
>
> this patch allows using SQL2003 syntax for set returning functions. It is
> based on using new type of argmode - PROARGMODE_TABLE.
>
> Proposal: http://archives.postgresql.org/pgsql-hackers/2007-02/msg00318.php
>
> Sample:
>
> CREATE FUNCTION foof(a int)
> RETURNS TABLE(a int, b int) AS
> $$ SELECT x, y FROM Foo WHERE x < a $$ LANGUAGE sql;
>
> CREATE FUNCTION fooff(a int)
> RETURNS TABLE(a int, b int) AS $$
> BEGIN
> RETURN TABLE(SELECT * FRON Foo WHERE x < a);
> END; $$ LANGUAGE plpgsql;
>
> This patch enhance plpgsql stmt return too (table expression support).
>
> Conformance with SQL2003:
> T326 Table functions
>
> Description: SIGMOD Record, Vol. 33, No. 1, March 2004
>
> Regards
> Pavel Stehule
>
> _________________________________________________________________
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--
Bruce Momjian <bruce(at)momjian(dot)us> http://momjian.us
EnterpriseDB http://www.enterprisedb.com
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