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https://issues.apache.org/jira/browse/HIVE-13267?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15201252#comment-15201252
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Gopal V commented on HIVE-13267:
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[~mmccline]: this patch allows for projection from LIKE expressions
> Vectorization: Add SelectLikeStringColScalar for non-filter operations
> ----------------------------------------------------------------------
>
> Key: HIVE-13267
> URL: https://issues.apache.org/jira/browse/HIVE-13267
> Project: Hive
> Issue Type: Bug
> Components: Vectorization
> Affects Versions: 2.1.0
> Reporter: Gopal V
> Assignee: Gopal V
> Attachments: HIVE-13267.1.patch
>
>
> FilterStringColLikeStringScalar only applies to the values within filter
> clauses.
> Borrow the Checker impls and extend to the value generation - for cases like
> select col is null or col like '%(null)%'
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