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From "Apache Spark (JIRA)" <j...@apache.org>
Subject [jira] [Assigned] (SPARK-14092) Performance regression when aggregation on parquet scan
Date Wed, 23 Mar 2016 06:35:25 GMT

     [ https://issues.apache.org/jira/browse/SPARK-14092?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Apache Spark reassigned SPARK-14092:
------------------------------------

    Assignee: Apache Spark

> Performance regression when aggregation on parquet scan
> -------------------------------------------------------
>
>                 Key: SPARK-14092
>                 URL: https://issues.apache.org/jira/browse/SPARK-14092
>             Project: Spark
>          Issue Type: Bug
>          Components: SQL
>            Reporter: Davies Liu
>            Assignee: Apache Spark
>
> SPARK-13404 introduce some performance regression when do simple aggregation (sum) on
parquet scan (single integer column)



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