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From "Aihua Xu (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HIVE-14194) Investigate optimizing the query compilation of long or-list in where statement
Date Tue, 27 Sep 2016 14:45:20 GMT

    [ https://issues.apache.org/jira/browse/HIVE-14194?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15526354#comment-15526354
] 

Aihua Xu commented on HIVE-14194:
---------------------------------

This seems to be fixed by HIVE-11424 which converts long or-list into IN operator. 

> Investigate optimizing the query compilation of long or-list in where statement 
> --------------------------------------------------------------------------------
>
>                 Key: HIVE-14194
>                 URL: https://issues.apache.org/jira/browse/HIVE-14194
>             Project: Hive
>          Issue Type: Improvement
>            Reporter: Aihua Xu
>
> The following query will take long time to compile if the where statement has a long
list of 'or'. Investigate if we can optimize it.
> select * from src 
> where key = 1
> or key =2
> or ....



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