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Posted to issues@spark.apache.org by "Apache Spark (JIRA)" <ji...@apache.org> on 2017/06/28 09:40:00 UTC
[jira] [Commented] (SPARK-17091) Convert IN predicate to equivalent
Parquet filter
[ https://issues.apache.org/jira/browse/SPARK-17091?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16066222#comment-16066222 ]
Apache Spark commented on SPARK-17091:
--------------------------------------
User 'ptkool' has created a pull request for this issue:
https://github.com/apache/spark/pull/18424
> Convert IN predicate to equivalent Parquet filter
> -------------------------------------------------
>
> Key: SPARK-17091
> URL: https://issues.apache.org/jira/browse/SPARK-17091
> Project: Spark
> Issue Type: Bug
> Reporter: Andrew Duffy
> Attachments: IN Predicate.png, OR Predicate.png
>
>
> Past attempts at pushing down the InSet operation for Parquet relied on user-defined predicates. It would be simpler to rewrite an IN clause into the corresponding OR union of a set of equality conditions.
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