Fwd: Re: Integration of Psycopg with XTA

On 10/04/2018 12:30 PM, Daniele Varrazzo wrote:
 > On Thu, Oct 4, 2018 at 11:24 AM Federico Di Gregorio<fog@dndg.it>  wrote:
 >> On 10/04/2018 12:13 PM, Daniele Varrazzo wrote:
 >>> On Thu, Oct 4, 2018 at 10:33 AM Federico Di Gregorio<fog@dndg.it> 
wrote:
 >>>> @Daniele, I see that a capsule has an implicit state, "invalid" if the
 >>>> pointer inside it is null. Does it makes sense to reuse the same 
capsule
 >>>> and keep a reference to it to be able to invalidate it when the
 >>>> connection is closed?
 >>> I can take a look at it but I suspect it's a lot of work for a feature
 >>> very rarely used.
 >> Nah, I can do it. I was just asking for your opinion. :D
 > I don't know much about the capsule object, its life cycle etc. Yes,
 > not a huge deal saving it in the connection state and returning always
 > the same. I just wonder if it's worth the effort.

I suppose it helps to debug the situation where the capsule is used 
after the connection has been closed. Instead of a BOOM you get a nice 
exception (if the consumer checks for it, obviously).

I'll work on this in my repo and if everything works we can integrate it 
for 2.8.

federico

-- 
Federico Di Gregorio                         federico.digregorio@dndg.it
DNDG srl                                                  http://dndg.it
   Gli avvoltoi cinesi si nutrono di arte, ma possono anche mangiare
    i `domani'.                                        -- Haruki Murakami