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From "Phabricator (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (HIVE-2340) optimize orderby followed by a groupby
Date Tue, 22 Jan 2013 13:02:15 GMT

     [ https://issues.apache.org/jira/browse/HIVE-2340?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Phabricator updated HIVE-2340:
------------------------------

    Attachment: HIVE-2340.D1209.6.patch

navis updated the revision "HIVE-2340 [jira] optimize orderby followed by a groupby".
Reviewers: JIRA

  Rebased to trunk but I can't sure of this


REVISION DETAIL
  https://reviews.facebook.net/D1209

AFFECTED FILES
  ql/src/java/org/apache/hadoop/hive/ql/optimizer/ColumnPrunerProcFactory.java
  ql/src/java/org/apache/hadoop/hive/ql/optimizer/ReduceSinkDeDuplication.java
  ql/src/test/queries/clientpositive/reduce_deduplicate_extended.q
  ql/src/test/results/clientpositive/auto_join0.q.out
  ql/src/test/results/clientpositive/auto_join10.q.out
  ql/src/test/results/clientpositive/auto_join11.q.out
  ql/src/test/results/clientpositive/auto_join12.q.out
  ql/src/test/results/clientpositive/auto_join13.q.out
  ql/src/test/results/clientpositive/auto_join15.q.out
  ql/src/test/results/clientpositive/auto_join16.q.out
  ql/src/test/results/clientpositive/auto_join18.q.out
  ql/src/test/results/clientpositive/auto_join18_multi_distinct.q.out
  ql/src/test/results/clientpositive/auto_join20.q.out
  ql/src/test/results/clientpositive/auto_join22.q.out
  ql/src/test/results/clientpositive/auto_join24.q.out
  ql/src/test/results/clientpositive/auto_join26.q.out
  ql/src/test/results/clientpositive/auto_join27.q.out
  ql/src/test/results/clientpositive/auto_join30.q.out
  ql/src/test/results/clientpositive/auto_join31.q.out
  ql/src/test/results/clientpositive/index_bitmap3.q.out
  ql/src/test/results/clientpositive/index_bitmap_auto.q.out
  ql/src/test/results/clientpositive/join40.q.out
  ql/src/test/results/clientpositive/metadataonly1.q.out
  ql/src/test/results/clientpositive/ppd_gby_join.q.out
  ql/src/test/results/clientpositive/ql_rewrite_gbtoidx.q.out
  ql/src/test/results/clientpositive/reduce_deduplicate_extended.q.out
  ql/src/test/results/clientpositive/udtf_json_tuple.q.out
  ql/src/test/results/clientpositive/union24.q.out
  ql/src/test/results/compiler/plan/join2.q.xml

To: JIRA, navis

                
> optimize orderby followed by a groupby
> --------------------------------------
>
>                 Key: HIVE-2340
>                 URL: https://issues.apache.org/jira/browse/HIVE-2340
>             Project: Hive
>          Issue Type: Sub-task
>          Components: Query Processor
>            Reporter: Navis
>            Assignee: Navis
>            Priority: Minor
>              Labels: perfomance
>         Attachments: ASF.LICENSE.NOT.GRANTED--HIVE-2340.D1209.1.patch, ASF.LICENSE.NOT.GRANTED--HIVE-2340.D1209.2.patch,
ASF.LICENSE.NOT.GRANTED--HIVE-2340.D1209.3.patch, ASF.LICENSE.NOT.GRANTED--HIVE-2340.D1209.4.patch,
ASF.LICENSE.NOT.GRANTED--HIVE-2340.D1209.5.patch, HIVE-2340.1.patch.txt, HIVE-2340.D1209.6.patch
>
>
> Before implementing optimizer for JOIN-GBY, try to implement RS-GBY optimizer(cluster-by
following group-by).

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