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From "Michael Busch (JIRA)" <j...@apache.org>
Subject [jira] Commented: (LUCENE-1879) Parallel incremental indexing
Date Fri, 06 Nov 2009 17:59:32 GMT

    [ https://issues.apache.org/jira/browse/LUCENE-1879?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12774340#action_12774340
] 

Michael Busch commented on LUCENE-1879:
---------------------------------------

{quote}
Dimension 1 is the docs, and dimension 2 is the assignment of fields
into separate partitions?
{quote}

Yes, dimension 1 is unambiguously the docs. Dimension 2 can be the fields into separate parallel
indexes, or also what we call today generations for e.g. the norms files.  

> Parallel incremental indexing
> -----------------------------
>
>                 Key: LUCENE-1879
>                 URL: https://issues.apache.org/jira/browse/LUCENE-1879
>             Project: Lucene - Java
>          Issue Type: New Feature
>          Components: Index
>            Reporter: Michael Busch
>            Assignee: Michael Busch
>             Fix For: 3.1
>
>         Attachments: parallel_incremental_indexing.tar
>
>
> A new feature that allows building parallel indexes and keeping them in sync on a docID
level, independent of the choice of the MergePolicy/MergeScheduler.
> Find details on the wiki page for this feature:
> http://wiki.apache.org/lucene-java/ParallelIncrementalIndexing 
> Discussion on java-dev:
> http://markmail.org/thread/ql3oxzkob7aqf3jd

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