[unixODBC-support] CPReuse

Nick Gorham nick at lurcher.org
Sat Mar 15 09:14:26 GMT 2014

On 14/03/14 22:39, Matt Phipps wrote:
> On Fri, Mar 14, 2014 at 2:12 PM, Nick Gorham <nick at lurcher.org 
> <mailto:nick at lurcher.org>> wrote:
>     On 14/03/14 15:59, Matt Phipps wrote:
>         I just don't get how this value gets written by the QT GUI,
>         ends up in everyone's configs, but doesn't seem to do
>         anything. Is there something I'm missing?
>     Not sure. what you might be missing is that I dont produce any GUI
>     setup libs (haven't done for years), so if you have one, I can't
>     say where its from, or what settings it adds.
> Oh geez, I knew the Ubuntu version was out of date, but this is 
> ridiculous...yeah, the version I'm using is 2.2.14, hailing from 2008. 
> On a distro that was released in 2012.
> Looks like Debian unstable upgraded their package last October, but 
> the latest Ubuntu hasn't caught up yet. I've filed a bug report with 
> Ubuntu, because this is a bit embarrassing :)
> Ok, so the Ubuntu package still has the QT GUI in it that was split 
> off from UnixODBC in 2009. I think: they have a patch that might 
> actually remove it. In any case, the QT GUI for some reason writes a 
> CPReuse configuration option, which is not used anywhere in core 
> UnixODBC and doesn't look like it was *ever* used...it actually looks 
> like it was meant to have the meaning of CPTimeToLive. Which, as far 
> as I can tell, actually does something.
> Meanwhile, the package has an example odbcinst.ini which has CPReuse 
> in it for some reason, and CPReuse is in obdcinst.ini's all over the 
> internet, so I think it's just been copied and pasted continuously 
> without actually doing anything. I guess that solves the mystery, then :)
> That said, do you think you could update the connection pooling page? 
> Right now it says the feature is "still in development", and it 
> doesn't mention CPTimeToLive.
> Anyway, thanks for your help, and sorry for the confusion!
> Matt

No worries. I will update the document.

As you say, the versions out there are woefully old, and there are real 
bug fixes in the last 6 years or so :-)

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