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Posted to dev@drill.apache.org by "Rahul Challapalli (JIRA)" <ji...@apache.org> on 2014/10/29 18:58:35 UTC

[jira] [Created] (DRILL-1603) For hive tables partitioned by date, Drill scan all partitions even when there is a filter

Rahul Challapalli created DRILL-1603:
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             Summary: For hive tables partitioned by date, Drill scan all partitions even when there is a filter
                 Key: DRILL-1603
                 URL: https://issues.apache.org/jira/browse/DRILL-1603
             Project: Apache Drill
          Issue Type: Bug
          Components: Query Planning & Optimization
    Affects Versions: 0.7.0
            Reporter: Rahul Challapalli


git.commit.id.abbrev=6dca24a

When we have a hive table whose partition column data type is 'DATE', Drill scans all the partitions even when we apply a filter on the partition column. This does not happen with 'INT' and 'STRING' partition datatypes

{code}
explain plan for select l_orderkey from lineitem_text_partitioned_hive_date where dt= date '2014-10-20';
{code}

Attached the output of the above query, the hive ddl, and the sample data files used



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