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Commitd3bf8c7

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Add to TODO:
> * Improve how ANALYZE computes in-doubt tuples>>http://archives.postgresql.org/pgsql-hackers/2007-11/msg00771.php>
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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 (bruce@momjian.us)
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Last updated:Wed Apr2 21:55:58 EDT 2008
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Last updated:Thu Apr3 12:36:59 EDT 2008
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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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* Improve ability to display optimizer analysis using OPTIMIZER_DEBUG
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* Have EXPLAIN ANALYZE issue NOTICE messages when the estimated and
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actual row counts differ by a specified percentage
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* Improve how ANALYZE computes in-doubt tuples
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http://archives.postgresql.org/pgsql-hackers/2007-11/msg00771.php
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* Consider using hash buckets to do DISTINCT, rather than sorting
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This would be beneficial when there are few distinct values. This is

‎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:bruce@momjian.us">bruce@momjian.us</a>)<br/>
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Last updated:Wed Apr2 21:55:58 EDT 2008
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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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</li><li>Improve ability to display optimizer analysis using OPTIMIZER_DEBUG
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</li><li>Have EXPLAIN ANALYZE issue NOTICE messages when the estimated and
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actual row counts differ by a specified percentage
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</li><li>Improve how ANALYZE computes in-doubt tuples
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<p><ahref="http://archives.postgresql.org/pgsql-hackers/2007-11/msg00771.php">http://archives.postgresql.org/pgsql-hackers/2007-11/msg00771.php</a>
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</p>
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</li><li>Consider using hash buckets to do DISTINCT, rather than sorting
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<p> This would be beneficial when there are few distinct values. This is
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already used by GROUP BY.

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