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RE: Anyone particularly wedded to func_tlist mechanism?

From: "Hiroshi Inoue" <Inoue(at)tpf(dot)co(dot)jp>
To: "Tom Lane" <tgl(at)sss(dot)pgh(dot)pa(dot)us>
Cc: <pgsql-hackers(at)postgreSQL(dot)org>
Subject: RE: Anyone particularly wedded to func_tlist mechanism?
Date: 2000-08-04 02:00:52
Message-ID: 000401bffdb7$d191d0a0$2801007e@tpf.co.jp (view raw or flat)
Thread:
Lists: pgsql-hackers
> -----Original Message-----
> From: Tom Lane [mailto:tgl(at)sss(dot)pgh(dot)pa(dot)us]
> 
> "Hiroshi Inoue" <Inoue(at)tpf(dot)co(dot)jp> writes:
> 
> > In addition,SQL functions has returned a TupleTableSlot not a tuple
> > if the return type is a compound type.
> 
> Right, the Datum representation of a tuple type is a pointer to a
> TupleTableSlot, so that's what this new FieldSelect node would expect
> to see at runtime.  I don't see any need to change that.
>

I see. Fieldselect node could expect to see the tuple descriptor used
to store the HeapTuple. 

BTW,AFAIK PL/pgSQL functions return a HeapTuple directly.

Regards.

Hiroshi Inoue
Inoue(at)tpf(dot)co(dot)jp

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