From: | Marios Vodas <mvodas(at)gmail(dot)com> |
---|---|
To: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
Cc: | pgsql-hackers(at)postgresql(dot)org |
Subject: | Re: C function to return tuple |
Date: | 2010-09-26 18:36:33 |
Message-ID: | AANLkTikWC+Q_sshvDFQ4ZeRfs+ZBgGbgr+T81kbEmBhL@mail.gmail.com |
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Lists: | pgsql-hackers |
Do you think it would be better to change d_type to this?
CREATE TYPE d_type AS
(
xi double precision,
yi double precision,
xe double precision,
ye double precision,
id integer
);
*Note: This is NOT something I want to do but if there is no other way to
form d_type tuple from the variables...*
On Sun, Sep 26, 2010 at 8:29 PM, Marios Vodas <mvodas(at)gmail(dot)com> wrote:
> Suppose I had the data that form the returning tuple in 5 variables like
> this:
> float8 xi = 1;
> float8 yi = 2;
> float8 xe = 3;
> float8 ye = 4;
> int32 id = 1;
>
> In addition the function wouldn't have any input parameters. It just
> returns a tuple of type d_type.
> Can you tell me how it is possible to form the tuple? My problem here is
> that I DON'T have HeapTupleHeaders i and e already formed (those two are
> of p_type) so I have to form them somehow.
>
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