Re: anonymous composite types for Table Functions (aka

From: Bruce Momjian <pgman(at)candle(dot)pha(dot)pa(dot)us>
To: Joe Conway <mail(at)joeconway(dot)com>
Cc: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, pgsql-patches(at)postgresql(dot)org
Subject: Re: anonymous composite types for Table Functions (aka
Date: 2002-08-05 16:25:18
Message-ID: 200208051625.g75GPIY29999@candle.pha.pa.us
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Your patch has been added to the PostgreSQL unapplied patches list at:

http://candle.pha.pa.us/cgi-bin/pgpatches

I will try to apply it within the next 48 hours.

---------------------------------------------------------------------------

Joe Conway wrote:
> Joe Conway wrote:
> > Tom Lane wrote:
> >> Hm. I'd sort of expect the "z" to become both the table and column
> >> alias in this case. What do you think?
> >
> > I guess that would make sense. I'll make a separate patch just for that
> > change if that's OK.
> >
>
> Simple change -- patch attached.
>
> test=# select * from myfoo1() as z;
> z
> ----
> 1
> 2
> 3
> (3 rows)
>
> test=# select * from myfoo1();
> myfoo1
> --------
> 1
> 2
> 3
> (3 rows)
>
>
> test=# select * from myfoo1() as z(a);
> a
> ----
> 1
> 2
> 3
> (3 rows)
>
>
> Joe

> Index: src/backend/parser/parse_relation.c
> ===================================================================
> RCS file: /opt/src/cvs/pgsql-server/src/backend/parser/parse_relation.c,v
> retrieving revision 1.73
> diff -c -r1.73 parse_relation.c
> *** src/backend/parser/parse_relation.c 5 Aug 2002 02:30:50 -0000 1.73
> --- src/backend/parser/parse_relation.c 5 Aug 2002 05:22:02 -0000
> ***************
> *** 807,813 ****
> elog(ERROR, "Too many column aliases specified for function %s",
> funcname);
> if (numaliases == 0)
> ! eref->colnames = makeList1(makeString(funcname));
> }
> else if (functyptype == 'p' && funcrettype == RECORDOID)
> {
> --- 807,813 ----
> elog(ERROR, "Too many column aliases specified for function %s",
> funcname);
> if (numaliases == 0)
> ! eref->colnames = makeList1(makeString(eref->aliasname));
> }
> else if (functyptype == 'p' && funcrettype == RECORDOID)
> {

--
Bruce Momjian | http://candle.pha.pa.us
pgman(at)candle(dot)pha(dot)pa(dot)us | (610) 853-3000
+ If your life is a hard drive, | 830 Blythe Avenue
+ Christ can be your backup. | Drexel Hill, Pennsylvania 19026

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