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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
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doc/TODO
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PostgreSQL TODO List PostgreSQL TODO List
==================== ====================
Current maintainer: Bruce Momjian (pgman@candle.pha.pa.us) 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 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.
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order. Another method would be to sort heap ctids matching the index order. Another method would be to sort heap ctids matching the index
before accessing the heap rows. 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 This feature allows separate indexes to be ANDed or ORed together. This
is particularly useful for data warehousing applications that need to 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"> <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:pgman@candle.pha.pa.us">pgman@candle.pha.pa.us</a>)<br/> <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>
<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>.
@ -276,7 +276,7 @@ first.
order. Another method would be to sort heap ctids matching the index order. Another method would be to sort heap ctids matching the index
before accessing the heap rows. before accessing the heap rows.
</p> </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 <p> This feature allows separate indexes to be ANDed or ORed together. This
is particularly useful for data warehousing applications that need to is particularly useful for data warehousing applications that need to
query the database in an many permutations. This feature scans an index query the database in an many permutations. This feature scans an index