From: | Dave Cramer <pg(at)fastcrypt(dot)com> |
---|---|
To: | Oliver Jowett <oliver(at)opencloud(dot)com> |
Cc: | "pgsql-jdbc(at)postgresql(dot)org" <pgsql-jdbc(at)postgresql(dot)org> |
Subject: | Re: closing statements when connection is closed |
Date: | 2004-02-10 12:25:15 |
Message-ID: | 1076415914.16154.151.camel@localhost.localdomain |
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Lists: | pgsql-jdbc |
I don't see an issue in requiring jdk 1.2, we discussed deprecation of
1.1 support anyway.
I didn't envision using the weak references mechanism, but that seems
like a good solution.
In the JDBC API Tutorial and Reference, it suggests that driver
implementors assume the worst, so I think that we should attempt to
clean up our clients connections as best we can.
Dave
On Mon, 2004-02-09 at 23:33, Oliver Jowett wrote:
> Dave Cramer wrote:
> > It would appear from the documentation that we are supposed to clean up
> > JDBC resources when Connecton.close is called, would this include
> > statements. We currently don't track them or clean them up?
> >
> > Opinions ?
>
> We'd need JDK 1.2 to do this properly (weak reference support) otherwise
> we end up keeping Statements that have not been closed alive as long as
> the Connection object is.
>
> As far as I can see the only additional thing we'd be able to clean up
> is clearing the reference to row data held by open ResultSet objects.
> This is only going to have an effect if something outside the driver is
> holding references to the ResultSet or Statement after closing the
> connection -- which seems like an application bug to me.
>
> -O
>
--
Dave Cramer
519 939 0336
ICQ # 14675561
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