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| author | Bruce Momjian <bruce@momjian.us> | 2006-10-24 02:42:34 +0000 |
|---|---|---|
| committer | Bruce Momjian <bruce@momjian.us> | 2006-10-24 02:42:34 +0000 |
| commit | 9601745d35c869e47b334f4b719a6935780f0774 (patch) | |
| tree | 9c5f5d1bbae5e239dbb6fdcc34519ea95b43ce02 /doc/src | |
| parent | 2b1ccefe720812989e2b9f86508f538342324a39 (diff) | |
| download | postgresql-9601745d35c869e47b334f4b719a6935780f0774.tar.gz postgresql-9601745d35c869e47b334f4b719a6935780f0774.zip | |
Correctino, add URL on :
* Add estimated_count(*) to return an estimate of COUNT(*)
> http://archives.postgresql.org/pgsql-hackers/2005-11/msg00943.php
Diffstat (limited to 'doc/src')
| -rw-r--r-- | doc/src/FAQ/TODO.html | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/doc/src/FAQ/TODO.html b/doc/src/FAQ/TODO.html index 99e11179658..7b6f3fff455 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: Mon Oct 23 22:41:16 EDT 2006 +Last updated: Mon Oct 23 22:42:19 EDT 2006 </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>. @@ -867,11 +867,11 @@ first. get a count directly from a unique index, but for this to be faster than a sequential scan it must avoid access to the heap to obtain tuple visibility information. - <a href="http://archives.postgresql.org/pgsql-hackers/2005-11/msg00943.php">http://archives.postgresql.org/pgsql-hackers/2005-11/msg00943.php</a> </p> </li><li>Add estimated_count(*) to return an estimate of COUNT(*) <p> This would use the planner ANALYZE statistics to return an estimated count. + <a href="http://archives.postgresql.org/pgsql-hackers/2005-11/msg00943.php">http://archives.postgresql.org/pgsql-hackers/2005-11/msg00943.php</a> </p> </li><li>Allow data to be pulled directly from indexes <p> Currently indexes do not have enough tuple visibility information |