| From: | Bruce Momjian <pgman(at)candle(dot)pha(dot)pa(dot)us> |
|---|---|
| To: | Simon Riggs <simon(at)2ndquadrant(dot)com> |
| Cc: | pgsql-hackers(at)postgresql(dot)org |
| Subject: | Re: Missing DATE selectivity |
| Date: | 2005-12-28 04:00:20 |
| Message-ID: | 200512280400.jBS40KF27381@candle.pha.pa.us |
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| Lists: | pgsql-hackers |
Simon Riggs wrote:
> The TODO list has an item "add missing date selectivity", which is a
> hang-over from 1999 or before.
>
> Is this still an issue? Can somebody describe exactly what it is?
>
> I can't find the exact discussion of what the problem was/is, so its
> better to ask directly...
Good question. I see DATEOID in selfuncs.c, so my guess is that at one
time we didn't have it, but now we do, and I never realized it. I have
removed the mention and updated the entry to:
* Add missing rtree optimizer selectivity
--
Bruce Momjian | http://candle.pha.pa.us
pgman(at)candle(dot)pha(dot)pa(dot)us | (610) 359-1001
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