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From "Phabricator (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (HIVE-3584) Merging compare predicates
Date Wed, 17 Oct 2012 23:50:03 GMT

     [ https://issues.apache.org/jira/browse/HIVE-3584?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Phabricator updated HIVE-3584:
------------------------------

    Attachment: HIVE-3584.D6069.1.patch

navis requested code review of "HIVE-3584 [jira] Merging compare predicates".
Reviewers: JIRA

  DPAL-1914 Merging compare predicates

  Some compare predicates, for example 'a>10 AND a>20' can be merged into 'a>20'

TEST PLAN
  EMPTY

REVISION DETAIL
  https://reviews.facebook.net/D6069

AFFECTED FILES
  ql/src/java/org/apache/hadoop/hive/ql/exec/FetchOperator.java
  ql/src/java/org/apache/hadoop/hive/ql/exec/MapredLocalTask.java
  ql/src/java/org/apache/hadoop/hive/ql/optimizer/MapJoinProcessor.java
  ql/src/java/org/apache/hadoop/hive/ql/optimizer/pcr/PcrOpProcFactory.java
  ql/src/java/org/apache/hadoop/hive/ql/optimizer/ppr/PartitionPruner.java
  ql/src/java/org/apache/hadoop/hive/ql/parse/SemanticAnalyzer.java
  ql/src/java/org/apache/hadoop/hive/ql/plan/ConditionalResolverCommonJoin.java
  ql/src/java/org/apache/hadoop/hive/ql/plan/ExprNodeConstantDesc.java
  ql/src/java/org/apache/hadoop/hive/ql/plan/ExprNodeDescUtils.java
  ql/src/java/org/apache/hadoop/hive/ql/plan/FetchWork.java
  ql/src/java/org/apache/hadoop/hive/ql/ppd/OpProcFactory.java
  ql/src/test/org/apache/hadoop/hive/ql/plan/TestExprNodeDescUtils.java
  ql/src/test/results/clientpositive/auto_join12.q.out
  ql/src/test/results/clientpositive/auto_join16.q.out
  ql/src/test/results/clientpositive/auto_join20.q.out
  ql/src/test/results/clientpositive/auto_join28.q.out
  ql/src/test/results/clientpositive/auto_join29.q.out
  ql/src/test/results/clientpositive/index_auto_mult_tables.q.out
  ql/src/test/results/clientpositive/index_auto_mult_tables_compact.q.out
  ql/src/test/results/clientpositive/join12.q.out
  ql/src/test/results/clientpositive/join16.q.out
  ql/src/test/results/clientpositive/join20.q.out
  ql/src/test/results/clientpositive/join40.q.out
  ql/src/test/results/clientpositive/mapjoin_filter_on_outerjoin.q.out
  ql/src/test/results/clientpositive/ppd_gby.q.out
  ql/src/test/results/clientpositive/ppd_gby2.q.out
  ql/src/test/results/clientpositive/ppd_gby_join.q.out
  ql/src/test/results/clientpositive/ppd_join.q.out
  ql/src/test/results/clientpositive/ppd_udf_col.q.out
  ql/src/test/results/clientpositive/ppd_union.q.out
  ql/src/test/results/clientpositive/sample8.q.out
  ql/src/test/results/clientpositive/skewjoin.q.out
  ql/src/test/results/clientpositive/udf_count.q.out
  ql/src/test/results/clientpositive/udf_percentile.q.out
  serde/src/java/org/apache/hadoop/hive/serde2/objectinspector/primitive/PrimitiveObjectInspectorUtils.java

MANAGE HERALD DIFFERENTIAL RULES
  https://reviews.facebook.net/herald/view/differential/

WHY DID I GET THIS EMAIL?
  https://reviews.facebook.net/herald/transcript/14511/

To: JIRA, navis

                
> Merging compare predicates
> --------------------------
>
>                 Key: HIVE-3584
>                 URL: https://issues.apache.org/jira/browse/HIVE-3584
>             Project: Hive
>          Issue Type: Improvement
>          Components: Query Processor
>            Reporter: Navis
>            Assignee: Navis
>            Priority: Trivial
>         Attachments: HIVE-3584.D6069.1.patch
>
>
> Some compare predicates, for example 'a>10 AND a>20' can be merged into 'a>20'

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