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Commit6869683

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Remove item, not sure what it refers to:
< * Allow ORDER BY ... LIMIT 1 to select high/low value without sort or< index using a sequential scan for highest/lowest values<< If only one value is needed, there is no need to sort the entire< table. Instead a sequential scan could get the matching value.<
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‎doc/TODO‎

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PostgreSQL TODO List
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====================
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Current maintainer:Bruce Momjian (pgman@candle.pha.pa.us)
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Last updated:Sat Apr 23 17:41:00 EDT 2005
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Last updated:Sat Apr 23 17:43:18 EDT 2005
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The most recent version of this document can be viewed at
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http://www.postgresql.org/docs/faqs.TODO.html.
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====================
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* Add missing optimizer selectivities for date, r-tree, etc
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* Allow ORDER BY ... LIMIT 1 to select high/low value without sort or
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index using a sequential scan for highest/lowest values
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If only one value is needed, there is no need to sort the entire
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table. Instead a sequential scan could get the matching value.
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* Precompile SQL functions to avoid overhead
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* Create utility to compute accurate random_page_cost value
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* Improve ability to display optimizer analysis using OPTIMIZER_DEBUG

‎doc/src/FAQ/TODO.html‎

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<bodybgcolor="#FFFFFF"text="#000000"link="#FF0000"vlink="#A00000"alink="#0000FF">
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<h1><aname="section_1">PostgreSQL TODO List</a></h1>
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<p>Current maintainer: Bruce Momjian (<ahref="mailto:pgman@candle.pha.pa.us">pgman@candle.pha.pa.us</a>)<br/>
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Last updated: Sat Apr 23 17:41:00 EDT 2005
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Last updated: Sat Apr 23 17:43:18 EDT 2005
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</p>
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<p>The most recent version of this document can be viewed at<br/>
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<ahref="http://www.postgresql.org/docs/faqs.TODO.html">http://www.postgresql.org/docs/faqs.TODO.html</a>.
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<ul>
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<li>Add missing optimizer selectivities for date, r-tree, etc
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</li><li>Allow ORDER BY ... LIMIT 1 to select high/low value without sort or
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index using a sequential scan for highest/lowest values
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<p> If only one value is needed, there is no need to sort the entire
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table. Instead a sequential scan could get the matching value.
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</p>
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</li><li>Precompile SQL functions to avoid overhead
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</li><li>Create utility to compute accurate random_page_cost value
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</li><li>Improve ability to display optimizer analysis using OPTIMIZER_DEBUG

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