|
|
|
|
@ -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: Sat Jan 20 18:08:13 EST 2007 |
|
|
|
|
Last updated: Sat Jan 20 18:18:33 EST 2007 |
|
|
|
|
</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>. |
|
|
|
|
@ -800,7 +800,9 @@ first. There is also a developer's wiki at<br/> |
|
|
|
|
<p> Such indexes could be more compact if there are only a few distinct values. |
|
|
|
|
Such indexes can also be compressed. Keeping such indexes updated can be |
|
|
|
|
costly. |
|
|
|
|
<a href="http://archives.postgresql.org/pgsql-patches/2005-07/msg00512.php">http://archives.postgresql.org/pgsql-patches/2005-07/msg00512.php</a> |
|
|
|
|
</p> |
|
|
|
|
<p> <a href="http://archives.postgresql.org/pgsql-patches/2005-07/msg00512.php">http://archives.postgresql.org/pgsql-patches/2005-07/msg00512.php</a> |
|
|
|
|
<a href="http://archives.postgresql.org/pgsql-hackers/2006-12/msg01107.php">http://archives.postgresql.org/pgsql-hackers/2006-12/msg01107.php</a> |
|
|
|
|
</p> |
|
|
|
|
</li><li>Allow use of indexes to search for NULLs |
|
|
|
|
<p> One solution is to create a partial index on an IS NULL expression. |
|
|
|
|
|