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https://issues.apache.org/jira/browse/HIVE-14214?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15387086#comment-15387086
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Matt McCline commented on HIVE-14214:
-------------------------------------
Agreed except I don't have time to rework it right now. Currently the
RecordReader has the SchemaEvolution not the Reader. I'll create another JIRA
for reworking this later.
> ORC Schema Evolution and Predicate Push Down do not work together (no rows
> returned)
> ------------------------------------------------------------------------------------
>
> Key: HIVE-14214
> URL: https://issues.apache.org/jira/browse/HIVE-14214
> Project: Hive
> Issue Type: Bug
> Components: Hive
> Reporter: Matt McCline
> Assignee: Matt McCline
> Priority: Critical
> Attachments: HIVE-14214.01.patch, HIVE-14214.02.patch,
> HIVE-14214.03.patch, HIVE-14214.04.patch, HIVE-14214.05.patch,
> HIVE-14214.06.patch, HIVE-14214.WIP.patch
>
>
> In Schema Evolution, the reader schema is different than the file schema
> which is used to evaluate predicate push down.
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