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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 00:43:50
Message-ID: 000301bffdad$0ebcffa0$ (view raw, whole thread or download thread mbox)
Lists: pgsql-hackers
> -----Original Message-----
> From: Tom Lane
> The "target list" that's added to function-call nodes in expressions
> has bugged me for a long time, because it seems to clutter expression
> trees quite a bit (thus wasting space in stored rules, for example)
> without really being used for much.
> I've now dug around and determined that the only thing it is used for
> is selecting out a single field from a function that returns a tuple.

I don't understand details about current fmgr changes,sorry.
If I remember correctly,this has been only in case of SQL functions.
In addition,SQL functions has returned a TupleTableSlot not a tuple
if the return type is a compound type. Has it been changed already ?
Or would it be changed ?


Hiroshi Inoue

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