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Posted to dev@hive.apache.org by "Eric Hanson (JIRA)" <ji...@apache.org> on 2013/11/23 01:25:36 UTC

[jira] [Commented] (HIVE-5758) Implement vectorized support for NOT IN filter

    [ https://issues.apache.org/jira/browse/HIVE-5758?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13830452#comment-13830452 ] 

Eric Hanson commented on HIVE-5758:
-----------------------------------

It turns out that the parser transforms

col NOT IN (<list>)

to

NOT (col IN (<list>))

So when support for a IN as a Boolean expression is added, this should just work.

> Implement vectorized support for NOT IN filter
> ----------------------------------------------
>
>                 Key: HIVE-5758
>                 URL: https://issues.apache.org/jira/browse/HIVE-5758
>             Project: Hive
>          Issue Type: Sub-task
>            Reporter: Eric Hanson
>            Assignee: Eric Hanson
>
> Implement full, end-to-end support for NOT IN in vectorized mode, including new VectorExpression class(es), VectorizationContext translation to a VectorExpression, and unit tests for these, as well as end-to-end ad hoc testing. An end-to-end .q test is recommended.



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