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> 	o Consider reducing on-disk varlena length from four to two
> 	  because a heap row cannot be more than 64k in length
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Bruce Momjian 2007-02-16 22:20:02 +00:00
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doc/TODO
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PostgreSQL TODO List PostgreSQL TODO List
==================== ====================
Current maintainer: Bruce Momjian (bruce@momjian.us) Current maintainer: Bruce Momjian (bruce@momjian.us)
Last updated: Wed Feb 14 16:00:14 EST 2007 Last updated: Fri Feb 16 17:19:57 EST 2007
The most recent version of this document can be viewed at The most recent version of this document can be viewed at
http://www.postgresql.org/docs/faqs.TODO.html. http://www.postgresql.org/docs/faqs.TODO.html.
@ -1360,6 +1360,8 @@ Miscellaneous Performance
http://archives.postgresql.org/pgsql-hackers/2006-09/msg01372.php http://archives.postgresql.org/pgsql-hackers/2006-09/msg01372.php
o Reduce the row header size? o Reduce the row header size?
o Consider reducing on-disk varlena length from four to two
because a heap row cannot be more than 64k in length
* Consider increasing NUM_CLOG_BUFFERS * Consider increasing NUM_CLOG_BUFFERS
* Consider having the background writer update the transaction status * Consider having the background writer update the transaction status

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<body bgcolor="#FFFFFF" text="#000000" link="#FF0000" vlink="#A00000" alink="#0000FF"> <body bgcolor="#FFFFFF" text="#000000" link="#FF0000" vlink="#A00000" alink="#0000FF">
<h1><a name="section_1">PostgreSQL TODO List</a></h1> <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/> <p>Current maintainer: Bruce Momjian (<a href="mailto:bruce@momjian.us">bruce@momjian.us</a>)<br/>
Last updated: Wed Feb 14 16:00:14 EST 2007 Last updated: Fri Feb 16 17:19:57 EST 2007
</p> </p>
<p>The most recent version of this document can be viewed at<br/> <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>. <a href="http://www.postgresql.org/docs/faqs.TODO.html">http://www.postgresql.org/docs/faqs.TODO.html</a>.
@ -1215,6 +1215,8 @@ first. There is also a developer's wiki at<br/>
<a href="http://archives.postgresql.org/pgsql-hackers/2006-09/msg01372.php">http://archives.postgresql.org/pgsql-hackers/2006-09/msg01372.php</a> <a href="http://archives.postgresql.org/pgsql-hackers/2006-09/msg01372.php">http://archives.postgresql.org/pgsql-hackers/2006-09/msg01372.php</a>
</p> </p>
</li><li>Reduce the row header size? </li><li>Reduce the row header size?
</li><li>Consider reducing on-disk varlena length from four to two
because a heap row cannot be more than 64k in length
</li></ul> </li></ul>
</li><li>Consider increasing NUM_CLOG_BUFFERS </li><li>Consider increasing NUM_CLOG_BUFFERS
</li><li>Consider having the background writer update the transaction status </li><li>Consider having the background writer update the transaction status