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From "Jacques Nadeau (JIRA)" <j...@apache.org>
Subject [jira] [Resolved] (DRILL-3793) Rewrite MergeJoinBatch using record batch iterator.
Date Thu, 05 Nov 2015 06:01:27 GMT

     [ https://issues.apache.org/jira/browse/DRILL-3793?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Jacques Nadeau resolved DRILL-3793.
-----------------------------------
       Resolution: Fixed
    Fix Version/s:     (was: Future)
                   1.3.0

Merged in 2bc16a9

> Rewrite MergeJoinBatch using record batch iterator.
> ---------------------------------------------------
>
>                 Key: DRILL-3793
>                 URL: https://issues.apache.org/jira/browse/DRILL-3793
>             Project: Apache Drill
>          Issue Type: Improvement
>          Components: Execution - Relational Operators
>            Reporter: amit hadke
>            Assignee: amit hadke
>             Fix For: 1.3.0
>
>
> Current implementation of merge join operator is convoluted as it has to handle duplicates
between record batches. MergeJoin rewrite should use record batch iterator which hides the
complexity of managing multiple record batches and iterating through them.



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