Re: Which version of driver to use ?

From: Dave Cramer <davec(at)fastcrypt(dot)com>
To: Csaba Nagy <nagy(at)ecircle-ag(dot)com>
Cc: Postgres JDBC <pgsql-jdbc(at)postgresql(dot)org>
Subject: Re: Which version of driver to use ?
Date: 2005-06-24 16:25:57
Message-ID: 99EC30A6-C278-4CB2-9323-A9BFB5D21657@fastcrypt.com
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Csaba,

Yeah, you can force v2 protocol on the 8.0 driver

just add ?protocolVersion=2 to the connection url

see
http://jdbc.postgresql.org/documentation/80/connect.html#connection-
parameters

for more details

re the 74 code : it's in the main server tree for version 7.4 tag is
REL7_4_STABLE

Dave

On 24-Jun-05, at 11:33 AM, Csaba Nagy wrote:

> Hi all,
>
> We have a postgres 7.4 installation with production code running on
> it.
> The code is written in Java and uses the JDBC driver to access it.
>
> I recently discovered that the JDBC driver we were using is not
> properly
> detecting connection problems in the pooled connection
> implementation to
> report them to our connection pool. However, when giving a go to fix
> this, I also discovered that the latest 8.0 driver fixes this problem
> (I've checked the code).
>
> So I've tried to upgrade to the 8.0 driver, but failed: our code is
> pretty sloppy with the parameter types of prepared statements, and the
> new driver is very strict about them. Eventually we will fix this, but
> for the deployed code it's not an option.
>
> Question: is there a way to make the 8.0 driver less strict ? E.g. we
> have quite a few places where numeric fields are set with "setString",
> and other things like this.
>
> Alternatively, have anybody back-patched the connection error
> notification fix to the 7.4 driver line ? If not, I could do that
> myself, in this case what's the recommended way of getting the latest
> 7.4 sources ? Is there actually a CVS branch for it for bug-fixes ?
>
> Thanks,
> Csaba.
>
>
>
> ---------------------------(end of
> broadcast)---------------------------
> TIP 4: Don't 'kill -9' the postmaster
>
>

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