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pcplantdb - [pcplantdb] Fwd: [Zope-Annce] [Ann] ManagableIndex 0.9 -- flexible indexing construction framework with Field-, Keyword-, Range- and WordIndex

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  • From: "John Schinnerer" <john@eco-living.net>
  • To: "Permaculture Plant DB project" <pcplantdb@lists.ibiblio.org>
  • Subject: [pcplantdb] Fwd: [Zope-Annce] [Ann] ManagableIndex 0.9 -- flexible indexing construction framework with Field-, Keyword-, Range- and WordIndex
  • Date: Fri, 6 Aug 2004 15:50:47 -1000 (HST)

Here's the other one - Zope Announce list is good to be on if working with
Zope, traffic is pretty low, announces ONLY, most relevant releases and
products get posted there.

---------------------------- Original Message ----------------------------
Subject: Fwd: [Zope-Annce] [Ann] ManagableIndex 0.9 -- flexible indexing
construction framework with Field-, Keyword-, Range- and WordIndex From:
"John Schinnerer" <johnschinnerer@yahoo.com>
Date: Fri, August 6, 2004 11:01 am
To: john@eco-living.net
--------------------------------------------------------------------------


--- Dieter Maurer <dieter@handshake.de> wrote:

> From: Dieter Maurer <dieter@handshake.de>
> Date: Wed, 4 Aug 2004 22:03:10 +0200
> To: zope-announce@zope.org
> Subject: [Zope-Annce] [Ann] ManagableIndex 0.9 -- flexible indexing
> construction framework with Field-, Keyword-, Range- and WordIndex
>
> ManagableIndex is a flexible framework to build efficient and
> easily customizable indexes.
>
> It comes with flexible, efficient and easily tailorable
> Field-, Keyword-, Range- and WordIndexes.
>
> New in version 0.9:
>
> * most string and unicode indexes (exception
> <code>RangeIndex</code>)
> now support glob and regular expression matching.
>
> Usually, only text indexes support glob matching.
>
> No other Zope index types (I know of) support regular
> expression matching.
>
> * a new WordIndex -- which is a minimal TextIndex without
> phrase searches, relevance ranking and integrated query parser.
>
> Its development was motivated by the observation that
> full text searches were slowed down immensely by
> loading large amounts of word frequency information
> (used for relevance ranking). This same information
> also caused transactions of almost 700 MB for
> documents of a few kB. As we sort all results
> by other criteria, the overhead for the unused
> relevance ranking was far too high.
>
> A WordIndex is expected to have minimal transaction sizes
> (during indexing) and minimal load times (during searching).
>
> As it does not include its own query parser, you need
> a flexible external query framework such as
> 'AdvancedQuery' or 'CatalogQuery' to make effective use
> of a WordIndex.
>
> More information and download:
>
> <http://www.dieter.handshake.de/pyprojects/zope#ManagableIndex>
>
>
> Note: This may be the last version with its current open source
> unrestricted use license. I consider whether I will expressly
> forbid the use of my software by institutions of the
> European Union (Councel of Ministers, Commission, Parliament, ...). This
is in protest against a recent decision of the
> Councel to make software patentable. This decision
> ignores a Parliament vote that pleaded to keep logic (algorithms,
business rules) un-patentable.
>
> --
> Dieter
> _______________________________________________
> Zope-Announce maillist - Zope-Announce@zope.org
> http://mail.zope.org/mailman/listinfo/zope-announce
>
> Zope-Announce for Announcements only - no discussions
>
> (Related lists -
> Users: http://mail.zope.org/mailman/listinfo/zope
> Developers: http://mail.zope.org/mailman/listinfo/zope-dev )
>




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John Schinnerer - MA, Whole Systems Design
------------------------------------------
- Eco-Living -
Whole Systems Design Services
People - Place - Learning - Integration
john@eco-living.net
http://eco-living.net





  • [pcplantdb] Fwd: [Zope-Annce] [Ann] ManagableIndex 0.9 -- flexible indexing construction framework with Field-, Keyword-, Range- and WordIndex, John Schinnerer, 08/06/2004

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