Re: Storing MemoryContext Pointers

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От Volkan YAZICI
Тема Re: Storing MemoryContext Pointers
Дата
Msg-id 20061006074318.GA1375@alamut
обсуждение исходный текст
Ответ на Re: Storing MemoryContext Pointers  (Tom Lane <tgl@sss.pgh.pa.us>)
Ответы Re: Storing MemoryContext Pointers  (Tom Lane <tgl@sss.pgh.pa.us>)
Список pgsql-hackers
On Oct 05 03:34, Tom Lane wrote:
> Volkan YAZICI <yazicivo@ttnet.net.tr> writes:
> > When I allocate a new memory context via
> 
> >   oldmcxt = AllocSetContextCreate(TopMemoryContext, ...)
> >   persistent_mcxt = CurrentMemoryContext;
> 
> ITYM
> 
>     persistent_mcxt = AllocSetContextCreate(TopMemoryContext, ...)

Opps! Right. (I was looking at some MemoryContextSwitchTo() code while
typing above lines.)

> because the other doesn't do what you think...
> 
> > How can I store the persistent_mcxt in a persistent place that I'll be
> > able to reach it in my next getting invoked?
> 
> Make it a static variable.

I had thought some kind of fcinfo->flinfo->fn_extra trick but... a
static variable is fair enough too.

Thanks so much for the answer (also for your reply to caching subjected
post).


Regards.


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