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Add description for variable-length header:

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> 	  One idea is to store the header in network byte order (high bits
> 	  first), and read the high bits to determine the header length.
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Bruce Momjian
2006-09-14 17:34:14 +00:00
parent 536316aa42
commit fa2801e361
2 changed files with 7 additions and 3 deletions
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6
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:bruce@momjian.us">bruce@momjian.us</a>)<br/>
Last updated: Thu Sep 14 13:14:41 EDT 2006
Last updated: Thu Sep 14 13:34:00 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>.
@ -1229,7 +1229,9 @@ first.
rows from disk to memory.
</p>
</li><li>Support a smaller header for short variable-length fields?
<p> <a href="http://archives.postgresql.org/pgsql-hackers/2006-09/msg00848.php">http://archives.postgresql.org/pgsql-hackers/2006-09/msg00848.php</a>
<p> One idea is to store the header in network byte order (high bits
first), and read the high bits to determine the header length.
<a href="http://archives.postgresql.org/pgsql-hackers/2006-09/msg00848.php">http://archives.postgresql.org/pgsql-hackers/2006-09/msg00848.php</a>
</p>
</li><li>Reduce the row header size?
</li></ul>