Re: Reduce pinning in btree indexes

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От Jim Nasby
Тема Re: Reduce pinning in btree indexes
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Msg-id 5508EA7C.9090501@BlueTreble.com
обсуждение исходный текст
Ответ на Re: Reduce pinning in btree indexes  (Robert Haas <robertmhaas@gmail.com>)
Ответы Re: Reduce pinning in btree indexes  (Simon Riggs <simon@2ndQuadrant.com>)
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On 3/16/15 11:47 AM, Robert Haas wrote:
> I am sure there are more sophisticated things to be done here, but I
> guess my feeling is that time is a good way to go here for a first cut
> - lots of people have suggested it, and there's clearly a use case for
> it.  If the setting turns out to be popular, we can fine-tune it more
> once we've got some experience with it.  But I'm nervous about trying
> to to design something more complicated than that right now,
> especially so late in the release cycle.  We know that this setting,
> with time-based units, will meet the needs of the customer for whom it
> was developed, and that is a good-enough reason to think that time is
> a reasonable metric for this, even if we eventually have others.

+1. As you said, time is easy for people to understand, and I think it 
will handle a large chunk of the use cases.

I used to have this quote (or something close to it) on my whiteboard... 
I think it's appropriate here ;)

"The perfect is the enemy of the good. -Simon Riggs"
-- 
Jim Nasby, Data Architect, Blue Treble Consulting
Data in Trouble? Get it in Treble! http://BlueTreble.com



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