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* Auto-fill the free space map by scanning the buffer cache or by
  checking pages written by the background writer
This commit is contained in:
Bruce Momjian 2006-06-16 18:38:39 +00:00
parent 64861671c9
commit b49ce32da1
2 changed files with 6 additions and 4 deletions
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doc/TODO
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@ -2,7 +2,7 @@
PostgreSQL TODO List
====================
Current maintainer: Bruce Momjian (pgman@candle.pha.pa.us)
Last updated: Fri Jun 16 14:37:19 EDT 2006
Last updated: Fri Jun 16 14:38:28 EDT 2006
The most recent version of this document can be viewed at
http://www.postgresql.org/docs/faqs.TODO.html.
@ -1098,6 +1098,7 @@ Vacuum
checking pages written by the background writer
http://archives.postgresql.org/pgsql-hackers/2006-02/msg01125.php
http://archives.postgresql.org/pgsql-hackers/2006-03/msg00011.php
* Create a bitmap of pages that need vacuuming
@ -1119,7 +1120,7 @@ Vacuum
* Auto-vacuum
o Use free-space map information to guide refilling
o Use free-space map information to guide rfilling
o %Issue log message to suggest VACUUM FULL if a table is nearly
empty?
o Improve xid wraparound detection by recording per-table rather

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doc/src/FAQ/TODO.html
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@ -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:pgman@candle.pha.pa.us">pgman@candle.pha.pa.us</a>)<br/>
Last updated: Fri Jun 16 14:37:19 EDT 2006
Last updated: Fri Jun 16 14:38:28 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>.
@ -990,6 +990,7 @@ first.
</li><li>Auto-fill the free space map by scanning the buffer cache or by
checking pages written by the background writer
<p> <a href="http://archives.postgresql.org/pgsql-hackers/2006-02/msg01125.php">http://archives.postgresql.org/pgsql-hackers/2006-02/msg01125.php</a>
<a href="http://archives.postgresql.org/pgsql-hackers/2006-03/msg00011.php">http://archives.postgresql.org/pgsql-hackers/2006-03/msg00011.php</a>
</p>
</li><li>Create a bitmap of pages that need vacuuming
<p> Instead of sequentially scanning the entire table, have the background
@ -1008,7 +1009,7 @@ first.
in maintaining clustering?
</li><li>Auto-vacuum
<ul>
<li>Use free-space map information to guide refilling
<li>Use free-space map information to guide rfilling
</li><li>%Issue log message to suggest VACUUM FULL if a table is nearly
empty?
</li><li>Improve xid wraparound detection by recording per-table rather