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> * -Allow non-bitmap indexes to be combined by creating bitmaps in memory
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Bruce Momjian 2005-04-23 19:13:40 +00:00
parent 97a4dad35f
commit 48e7a196ea
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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 Apr 22 11:40:08 EDT 2005
Last updated: Sat Apr 23 15:13:35 EDT 2005
The most recent version of this document can be viewed at
http://www.postgresql.org/docs/faqs.TODO.html.
@ -298,7 +298,7 @@ Indexes
order. Another method would be to sort heap ctids matching the index
before accessing the heap rows.
* Allow non-bitmap indexes to be combined by creating bitmaps in memory
* -Allow non-bitmap indexes to be combined by creating bitmaps in memory
This feature allows separate indexes to be ANDed or ORed together. This
is particularly useful for data warehousing applications that need to

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doc/src/FAQ/TODO.html
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<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 Apr 22 11:40:08 EDT 2005
Last updated: Sat Apr 23 15:13:35 EDT 2005
</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>.
@ -276,7 +276,7 @@ first.
order. Another method would be to sort heap ctids matching the index
before accessing the heap rows.
</p>
</li><li>Allow non-bitmap indexes to be combined by creating bitmaps in memory
</li><li>-Allow non-bitmap indexes to be combined by creating bitmaps in memory
<p> This feature allows separate indexes to be ANDed or ORed together. This
is particularly useful for data warehousing applications that need to
query the database in an many permutations. This feature scans an index