[jira] [Updated] (HIVE-5986) ORC SARG evaluation fails with NPE for UDFs or expressions in predicate condition

["Prasanth J (JIRA)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/HIVE-5986?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Prasanth J updated HIVE-5986:
-----------------------------

    Attachment: HIVE-5986.1.patch

> ORC SARG evaluation fails with NPE for UDFs or expressions in predicate condition
> ---------------------------------------------------------------------------------
>
>                 Key: HIVE-5986
>                 URL: https://issues.apache.org/jira/browse/HIVE-5986
>             Project: Hive
>          Issue Type: Bug
>    Affects Versions: 0.13.0
>            Reporter: Prasanth J
>            Assignee: Prasanth J
>              Labels: orcfile
>         Attachments: HIVE-5986.1.patch
>
>
> {code}select s from orctable where length(substr(s, 1, 2)) <= 2 and s like '%';{code} kind of queries generate empty child expressions for the operator (AND in this case). When child expressions are empty evaluate(TruthValue[] leaves) functions returns null which results in NPE during orc split elimination or row group elimination. 



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