[jira] [Updated] (LUCENE-3759) Support joining in a distributed environment.

["Martijn van Groningen (Updated) (JIRA)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/LUCENE-3759?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Martijn van Groningen updated LUCENE-3759:
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    Summary: Support joining in a distributed environment.  (was: Support joining a distributed environment.)
    
> Support joining in a distributed environment.
> ---------------------------------------------
>
>                 Key: LUCENE-3759
>                 URL: https://issues.apache.org/jira/browse/LUCENE-3759
>             Project: Lucene - Java
>          Issue Type: Improvement
>          Components: modules/join
>            Reporter: Martijn van Groningen
>
> Add two more methods in JoinUtil to support joining in a distributed manner.
> * Method to retrieve all from values.
> * Method to create a TermsQuery based on a set of from terms.
> With these two methods distributed joining can be supported following these steps:
> # Retrieve from values from each shard
> # Merge the retrieved from values. 
> # Create a TermsQuery based on the merged from terms and send this query to all shards. 

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