| From: | "Kevin Grittner" <Kevin(dot)Grittner(at)wicourts(dot)gov> |
|---|---|
| To: | "Greg Smith" <greg(at)2ndquadrant(dot)com> |
| Cc: | <cedric(dot)villemain(dot)debian(at)gmail(dot)com>,<robertmhaas(at)gmail(dot)com>, <stark(at)mit(dot)edu>, <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: [WIP] cache estimates, cache access cost |
| Date: | 2011-06-20 19:00:43 |
| Message-ID: | 4DFF528B020000250003E9EC@gw.wicourts.gov |
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| Thread: | |
| Lists: | pgsql-hackers |
Greg Smith <greg(at)2ndquadrant(dot)com> wrote:
> The idea that any of this will run automatically is a dream at
> this point, so saying you want to automatically recover from
> problems with the mechanism that doesn't even exist yet is a bit
> premature.
Well, I certainly didn't mean it to be a reason not to move forward
with development -- I wouldn't have raised the issue had you not
said this upthread:
> I don't see how sequential scan vs. index costing will be any
> different on a fresh system than it is now.
All I was saying is: I do; here's how...
Carry on.
-Kevin
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