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| author | Bruce Momjian <bruce@momjian.us> | 2008-04-03 16:37:07 +0000 |
|---|---|---|
| committer | Bruce Momjian <bruce@momjian.us> | 2008-04-03 16:37:07 +0000 |
| commit | d3bf8c7097f823fd858e64697babfd0c1c134b06 (patch) | |
| tree | dc914450fc1ab6cdd3c2272c2988e4729620e44d | |
| parent | 51e1445f1008a4156f5545597717f372f1963298 (diff) | |
| download | postgresql-d3bf8c7097f823fd858e64697babfd0c1c134b06.tar.gz postgresql-d3bf8c7097f823fd858e64697babfd0c1c134b06.zip | |
Add to TODO:
> * Improve how ANALYZE computes in-doubt tuples
>
> http://archives.postgresql.org/pgsql-hackers/2007-11/msg00771.php
>
| -rw-r--r-- | doc/TODO | 6 | ||||
| -rw-r--r-- | doc/src/FAQ/TODO.html | 5 |
2 files changed, 9 insertions, 2 deletions
@@ -1,7 +1,7 @@ PostgreSQL TODO List ==================== Current maintainer: Bruce Momjian (bruce@momjian.us) -Last updated: Wed Apr 2 21:55:58 EDT 2008 +Last updated: Thu Apr 3 12:36:59 EDT 2008 The most recent version of this document can be viewed at http://www.postgresql.org/docs/faqs.TODO.html. @@ -1620,6 +1620,10 @@ Optimizer / Executor * Improve ability to display optimizer analysis using OPTIMIZER_DEBUG * Have EXPLAIN ANALYZE issue NOTICE messages when the estimated and actual row counts differ by a specified percentage +* Improve how ANALYZE computes in-doubt tuples + + http://archives.postgresql.org/pgsql-hackers/2007-11/msg00771.php + * Consider using hash buckets to do DISTINCT, rather than sorting This would be beneficial when there are few distinct values. This is diff --git a/doc/src/FAQ/TODO.html b/doc/src/FAQ/TODO.html index 99a381b068a..1203457fa38 100644 --- a/doc/src/FAQ/TODO.html +++ b/doc/src/FAQ/TODO.html @@ -8,7 +8,7 @@ <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:bruce@momjian.us">bruce@momjian.us</a>)<br/> -Last updated: Wed Apr 2 21:55:58 EDT 2008 +Last updated: Thu Apr 3 12:36:59 EDT 2008 </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>. @@ -1398,6 +1398,9 @@ first. There is also a developer's wiki at<br/> </li><li>Improve ability to display optimizer analysis using OPTIMIZER_DEBUG </li><li>Have EXPLAIN ANALYZE issue NOTICE messages when the estimated and actual row counts differ by a specified percentage + </li><li>Improve how ANALYZE computes in-doubt tuples +<p> <a href="http://archives.postgresql.org/pgsql-hackers/2007-11/msg00771.php">http://archives.postgresql.org/pgsql-hackers/2007-11/msg00771.php</a> +</p> </li><li>Consider using hash buckets to do DISTINCT, rather than sorting <p> This would be beneficial when there are few distinct values. This is already used by GROUP BY. |