--- James M Doherty PGADMIN <jimmyd(at)jdoherty(dot)net>
> Since there are cells in EXCEL each containing a
> query, The server gets hit
> with a connection request per query. This
> in turn originally exceeded the maximum connections
> supported by my
> configuration on the server. I raised the number of
> connections supported to 500, however this seems
> like a work around which
> may resurface again soon.
You might want to rethink your design. Using
something like ADO, it's fairly easy to get your data
in a single query, and assign the values to cells
however you want.
> I have verified that POOLING is turned on in the
> ODBC driver from the
> ODBC-ADMIN tool.
> I am looking for ideas on how to further determine
> what is actually not
> working. Is it something in the driver ? or Is it
> something to do with
> EXCEL's handling of queries.
> ----- Original Message -----
> From: "Jeff Eckermann" <jeff_eckermann(at)yahoo(dot)com>
> To: "James M Doherty PGADMIN" <jimmyd(at)jdoherty(dot)net>;
> Sent: Wednesday, February 23, 2005 10:11 AM
> Subject: Re: [ODBC] Connection Pooling Problems Dave
> > --- James M Doherty PGADMIN <jimmyd(at)jdoherty(dot)net>
> > wrote:
> >> DOES ANYONE HAVE ANY EXPERIENCE WITH THIS ....
> >> PAGE? ANYONE...
> > More information would be good. Relevant code,
> > relevant extracts from log files. What is the
> > application actually doing, when the problem
> >> Jim
> >> >>
> >> ----- Original Message -----
> >> From: James M Doherty PGADMIN
> >> To: pgsql-odbc(at)postgresql(dot)org
> >> Sent: Wednesday, February 16, 2005 12:18 PM
> >> Subject: [ODBC] Connection Pooling Problems
> >> I have an application that uses the ODBC
> >> from a window XP machine. I have set connection
> >> pooling on the pgsql driver to on with
> >> a timeout of 120 seconds. This is being called
> >> from an Excel spread sheet. When the user
> >> the spread sheet I get hundreds of
> >> connections logged in /var/log/messages from
> >> user. There are about 200 queries which try to
> >> execute at close to the same time.
> >> As a temporary measure I have increased the
> >> of simultaneous connections to 500 to support
> >> however it does not look like
> >> connection pooling is working correctly. Any
> >> on how I might diagnose this, or is there a known
> >> fix for this type of problem.
> >> I am running 7.4 and 7.03.01.00 of the ODBC
> >> driver.
> >> Thanks for any help you can give me !
> >> Jim
> >> James M Doherty
> >> jim(at)jdoherty(dot)net
> >> Georgetown, TX 78626
> >> "There is no luck without discipline" IRISH
> > PROVERB
> > __________________________________
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