Are you not confused somewhere??
First you insert INSERT INTO db VALUES(1,'one');
Then you do this :
SELECT merge_db(1, 'two');
But for some reason this SQL select * from db; selects two for your
text field...
Ries
On Jun 3, 2009, at 2:42 PM, Oleg Bartunov wrote:
> Hi there,
>
> seems I don't understand how FOUND variable in pl/pgsql function
> defined,
> when I use EXECUTE of PERFORM. There is no problem when I use plain
> SQL.
> Below is a test I did for 8.4beta2. This is simplified script and I
> can use plain SQL, but in my project I need EXECUTE.
>
> CREATE TABLE db (a INT, b TEXT);
> INSERTYTT INTO db VALUES(1,'one');
>
> CREATE OR REPLACE FUNCTION merge_db(key INT, data TEXT) RETURNS VOID
> AS
> $$
> BEGIN
> EXECUTE 'UPDATE db SET b='||quote_literal(data)||' WHERE
> a='||key;
> RAISE NOTICE 'found:%',FOUND;
> END;
> $$
> LANGUAGE plpgsql;
>
>
> After successfull update I expected TRUE, as with plain INSERT
> (instead of EXECUTE), but FOUND is FALSE !
>
> =# SELECT merge_db(1, 'two');
> NOTICE: found:f
> merge_db ----------
>
> (1 row)
> =# select * from db;
> a | b ---+-----
> 1 | two
> (1 row)
>
>
>
>
> Regards,
> Oleg
> _____________________________________________________________
> Oleg Bartunov, Research Scientist, Head of AstroNet (www.astronet.ru),
> Sternberg Astronomical Institute, Moscow University, Russia
> Internet: oleg@sai.msu.su, http://www.sai.msu.su/~megera/
> phone: +007(495)939-16-83, +007(495)939-23-83
>
> --
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regards, Ries van Twisk
-------------------------------------------------------------------------------------------------
Ries van Twisk
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