Re: [GENERAL] 7.4Beta - Mailing list pgsql-hackers

From Jan Wieck
Subject Re: [GENERAL] 7.4Beta
Date
Msg-id 3F3DB2AD.40308@Yahoo.com
Whole thread Raw
In response to Re: [GENERAL] 7.4Beta  (Bruce Momjian <pgman@candle.pha.pa.us>)
List pgsql-hackers
Bruce Momjian wrote:
> Is there a TODO here?

Maybe!? It's one of these premature things noone can tell by now. So the 
TODO would be "investigation" for now.


Jan

> 
> ---------------------------------------------------------------------------
> 
> Tom Lane wrote:
>> Jan Wieck <JanWieck@Yahoo.com> writes:
>> > I'm thinking instead of a way to "cache" entire executors for this. Each 
>> > SPI plan used during a transaction would need it's own executor, and I 
>> > don't know offhand what type and how much resources an executor requires 
>> > (I think it's only some memory that get's initialized and the VFD's 
>> > opened).
>> 
>> Hmm.  This is probably more feasible now than it would have been a year
>> ago, because I did some cleanup work to ensure that executor state is
>> localized into a specific memory context.  I'm not certain about the
>> amount of overhead either, but it's surely worth a try.
>> 
>>             regards, tom lane
>> 
> 


-- 
#======================================================================#
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