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< * Add missing rtree optimizer selectivity
> * Improve selectivity functions for geometric operators
This commit is contained in:
Bruce Momjian 2005-12-29 16:45:11 +00:00
parent eb29d89ffd
commit e135d9631b
2 changed files with 4 additions and 4 deletions
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doc/TODO
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PostgreSQL TODO List
====================
Current maintainer: Bruce Momjian (pgman@candle.pha.pa.us)
Last updated: Tue Dec 27 22:59:37 EST 2005
Last updated: Thu Dec 29 11:45:08 EST 2005
The most recent version of this document can be viewed at
http://www.postgresql.org/docs/faqs.TODO.html.
@ -1018,7 +1018,7 @@ Write-Ahead Log
Optimizer / Executor
====================
* Add missing rtree optimizer selectivity
* Improve selectivity functions for geometric operators
* Allow ORDER BY ... LIMIT # to select high/low value without sort or
index using a sequential scan for highest/lowest values

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doc/src/FAQ/TODO.html
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<body bgcolor="#FFFFFF" text="#000000" link="#FF0000" vlink="#A00000" alink="#0000FF">
<h1><a name="section_1">PostgreSQL TODO List</a></h1>
<p>Current maintainer: Bruce Momjian (<a href="mailto:pgman@candle.pha.pa.us">pgman@candle.pha.pa.us</a>)<br/>
Last updated: Tue Dec 27 22:59:37 EST 2005
Last updated: Thu Dec 29 11:45:08 EST 2005
</p>
<p>The most recent version of this document can be viewed at<br/>
<a href="http://www.postgresql.org/docs/faqs.TODO.html">http://www.postgresql.org/docs/faqs.TODO.html</a>.
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<h1><a name="section_20">Optimizer / Executor</a></h1>
<ul>
<li>Add missing rtree optimizer selectivity
<li>Improve selectivity functions for geometric operators
</li><li>Allow ORDER BY ... LIMIT # to select high/low value without sort or
index using a sequential scan for highest/lowest values
<p> Right now, if no index exists, ORDER BY ... LIMIT # requires we sort