Re: PL/PgSQL Index Usage with Trigger Variables

From: Michael Fuhr <mike(at)fuhr(dot)org>
To: "Thomas F(dot)O'Connell" <tfo(at)sitening(dot)com>
Cc: PgSql General <pgsql-general(at)postgresql(dot)org>
Subject: Re: PL/PgSQL Index Usage with Trigger Variables
Date: 2005-01-19 09:36:17
Message-ID: 20050119093617.GA58886@winnie.fuhr.org
Views: Raw Message | Whole Thread | Download mbox | Resend email
Thread:
Lists: pgsql-general

On Wed, Jan 19, 2005 at 01:46:33AM -0600, Thomas F.O'Connell wrote:

> Follow-up question: are indexes used in dynamically executed queries?
>
> Rather than SEQSCAN or INDEXSCAN in the DETAIL item, I see RESULT
> followed by a large amount of unreadable (by me) output.

Are you sure you're looking at the right DETAIL? Adding some
RAISE INFO or RAISE DEBUG statements can help you pinpoint which
log output belongs to which part of the function.

I just wrote a test function that used EXECUTE to do an UPDATE and
a SELECT loop and saw INDEXSCAN in the relevant DETAIL sections.

--
Michael Fuhr
http://www.fuhr.org/~mfuhr/

In response to

Responses

Browse pgsql-general by date

  From Date Subject
Next Message Michael Meskes 2005-01-19 10:16:17 Re: ECPG Segfaulting on EXEC SQL connect
Previous Message Clive Page 2005-01-19 09:35:15 Postgres crashed when adding a sequence column