Re: Application name patch - v4

On Mon, Nov 30, 2009 at 4:11 PM, Dimitri Fontaine
<dfontaine@hi-media.com> wrote:
> Le 30 nov. 2009 à 00:25, Tom Lane a écrit :
>> The thing is that the libpq API treats application_name as a *property
>> of the connection*.
>
> Oh. Yeah.
>
>> We could add a third keyword, say SET DEFAULT, that would have the
>> behavior of setting the value in a fashion that would persist across
>> resets.  I'm not sure that DEFAULT is exactly le mot juste here, but
>> agreeing on a keyword would probably be the hardest part of making it
>> happen.
>
> I vaguely remember you explaining how hard it would be to be able to predict the value we RESET to as soon as we add
thisor that possibility. That's very vague, sorry, but only leaves a bad impression on the keyword choice
(bikeshedding,I should open a club). 
>
> So what about SET CONNECTION application_name TO 'whatever'?

I still don't really understand why we wouldn't want RESET ALL to
reset the application name.  In what circumstances would you want the
application name to stay the same across a RESET ALL?

...Robert