Re: Trigger is not firing immediately

["Praveen" <praveen.k@xxxxxxxxxxxxxxxxxx>]

Yes , I am sure it is not trigger recursion.
----- Original Message ----- 
From: "Pavel Stehule" <pavel.stehule@xxxxxxxxx>
To: "Praveen" <praveen.k@xxxxxxxxxxxxxxxxxx>
Cc: <pgsql-performance@xxxxxxxxxxxxxx>; <andreas.kretschmer@xxxxxxxxxxxxxx>
Sent: Monday, July 14, 2008 3:03 PM
Subject: Re: [PERFORM] Trigger is not firing immediately


> hello
>
> Are you sure, so you don't call trigger recursion?
>
> Regards
> Pavel Stehule
>
> 2008/7/14 Praveen <praveen.k@xxxxxxxxxxxxxxxxxx>:
> > Hi all,
> >   Please find the procedure and trigger which took more time when we try 
> > to
> > update value in table through Procedure.
> >
> > CREATE OR REPLACE FUNCTION procname1(args)
> >  RETURNS void AS
> > $BODY$
> > DECLARE
> > {
> > ---
> > Some code blocks
> > ---
> > }
> > BEGIN
> >
> > -->      to here it is executing fastly after reaches this statement it's
> > taking  time
> >
> >
> > update table1 set col1 = val1 where pk = val2 and col2 = val3;
> >
> >
> > -----> HERE table1  IS HAVING THE TRIGGER I GIVEN BELOW THE TRIGGER(
> > trigger1)
> >
> >
> > exception
> > WHEN OTHERS
> >  THEN
> >  raise notice '''EXCEPTION IN procname1 BLOCK 3 : %''',SQLERRM;
> >  NULL;
> > END; $BODY$
> > LANGUAGE 'plpgsql' VOLATILE;
> > ALTER FUNCTION procname1(args);
> >
> >
> >
> >
> > CREATE OR REPLACE FUNCTION trigger1()
> >  RETURNS "trigger" AS
> > $BODY$
> > BEGIN
> >
> > IF (TG_OP='UPDATE') THEN
> > IF( some condition )
> >  THEN
> >  BEGIN
> >   INSERT INTO table2(cols)
> >   VALUES(values);
> >  IF NOT FOUND THEN
> >  NULL;
> >  END IF;
> >  EXCEPTION
> >   WHEN OTHERS
> >  THEN
> >  NULL;
> >  END;
> >  END IF;
> > END IF;
> > RETURN NULL;
> > END; $BODY$
> >  LANGUAGE 'plpgsql' VOLATILE;
> > ALTER FUNCTION trigger1();
> >
> >
> > > ----- Original Message ----- From: "A. Kretschmer"
> > > <andreas.kretschmer@xxxxxxxxxxxxxx>
> > > To: <pgsql-performance@xxxxxxxxxxxxxx>
> > > Sent: Monday, July 14, 2008 12:18 PM
> > > Subject: Re: [PERFORM] Trigger is not firing immediately
> > >
> > >
> > > > am  Mon, dem 14.07.2008, um 12:04:49 +0530 mailte Praveen folgendes:
> > > > > Hi All,
> > > > >    I am having a trigger in table, If I update the the table manually
> > > > > trigger
> > > > > is firing immediately(say 200ms per row), But if I update the table
> > > > > through
> > > > > procedure the trigger is taking time to fire(say 7 to 10 seconds per
> > > > > row).
> > > > >
> > > > > Please tell me what kind of changes can I make so that  trigger  fire
> > > > > immediately while updating the table through procedure ?
> > > >
> > > > Show us more details like source-code of the procedure, the trigger and
> > > > a demonstration.
> > > >
> > > >
> > > > Andreas
> > > > --
> > > > Andreas Kretschmer
> > > > Kontakt:  Heynitz: 035242/47150,   D1: 0160/7141639 (mehr: -> Header)
> > > > GnuPG-ID:   0x3FFF606C, privat 0x7F4584DA   http://wwwkeys.de.pgp.net
> > > >
> > > > --
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> >
> >
> >
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