Re: How to monitor the progress of a stored procedure?

On Feb 27, 2008, at 5:25 PM, Kynn Jones wrote:

> (Sorry for asking so many questions!)
>
> What techniques can one use to monitor the progress of a stored
> procedure?
>
> Specifically, how can I get the procedure to print a progress
> indicator message to the screen every once in a while?
>
> I have a stored procedure that has been running for a very long
> time. Before doing the current "real" run, I tested the procedure
> on a toy case and confirmed that it produced the right result. So
> I know that when it finishes it will be OK, but I can't tell
> whether it will finish in an hour or in a century... I have no
> idea of how far along it is. (In case it matters, the procedure is
> written in PL/perl. I tried to use Perl's print statement,
> unbuffered, to print out a message periodically from within the
> procedure, but I see no output.)
>
> Thanks in advance,

Read up on this chapter: http://www.postgresql.org/docs/8.2/
interactive/plpgsql-errors-and-messages.html

Erik Jones

DBA | Emma®
erik(at)myemma(dot)com
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