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Re: Connection Pooling

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On Fri, Mar 26, 2010 at 11:17 PM, David Kerr <dmk@xxxxxxxxxxxxxx> wrote:
> Howdy all,
>
> I have some apps that are connecting to my DB via direct JDBC and I'd like to pool their connections.
>
> I've been looking at poolers for a while, and pgbouncer and pgpool-ii seem to be some of the most popular, so
> i've started with those.
>
>
> I'm setting up pgbouncer, and i've hit a bit of a snag. Hopefully someone can tell me if pgbouncer or pgpool are
> capable of this (and if so, how to do it) or alternatly a pooler that can...
>
> What I'd like to be able to do is this (not using pooler syntax, this is just a high level of what i want to achive)
>
> Say i set max pool size = 10 connections. and max # of pools = 5.
>
> That means that i should have 5 connections to my database covering 50 connections total.
>
> I can't really seem to make that work with pgbouncer without naming the pools separetly. (pool1 = dbname = a, pool2 = dbname =a)
> which means my app is tied to a pool (or has to specifically code to rotate pools...) which is not really desireable.
>
> is what i'm looking to do possible in pgbouncer or pgpool? or anything?
>
> Thanks
>
> Dave
>
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You may also have a look at Commons DBCP from Apache software
foundation, "http://commons.apache.org/dbcp/";. I have used it for a
few projects and have had no problems.


Allan.

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