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From "jiraposter@reviews.apache.org (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HIVE-2080) Few code improvements in the ql and serde packages.
Date Wed, 20 Jul 2011 14:35:00 GMT

    [ https://issues.apache.org/jira/browse/HIVE-2080?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13068404#comment-13068404
] 

jiraposter@reviews.apache.org commented on HIVE-2080:
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This is an automatically generated e-mail. To reply, visit:
https://reviews.apache.org/r/1144/
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Review request for hive.


Summary
-------

Few code improvements in the ql and serde packages.
1) Little performance Improvements 
2) Null checks to avoid NPEs
3) Effective varaible management.


This addresses bug HIVE-2080.
    https://issues.apache.org/jira/browse/HIVE-2080


Diffs
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  trunk/ql/src/java/org/apache/hadoop/hive/ql/exec/CommonJoinOperator.java 1148179 
  trunk/ql/src/java/org/apache/hadoop/hive/ql/exec/FileSinkOperator.java 1148179 
  trunk/ql/src/java/org/apache/hadoop/hive/ql/exec/FilterOperator.java 1148179 
  trunk/ql/src/java/org/apache/hadoop/hive/ql/exec/GroupByOperator.java 1148179 
  trunk/ql/src/java/org/apache/hadoop/hive/ql/exec/Operator.java 1148179 
  trunk/ql/src/java/org/apache/hadoop/hive/ql/exec/ReduceSinkOperator.java 1148179 
  trunk/ql/src/java/org/apache/hadoop/hive/ql/exec/SelectOperator.java 1148179 
  trunk/ql/src/java/org/apache/hadoop/hive/ql/exec/TableScanOperator.java 1148179 
  trunk/ql/src/java/org/apache/hadoop/hive/ql/exec/TaskFactory.java 1148179 
  trunk/ql/src/java/org/apache/hadoop/hive/ql/exec/UnionOperator.java 1148179 
  trunk/ql/src/java/org/apache/hadoop/hive/ql/parse/ASTNode.java 1148179 
  trunk/ql/src/java/org/apache/hadoop/hive/ql/parse/BaseSemanticAnalyzer.java 1148179 
  trunk/ql/src/java/org/apache/hadoop/hive/ql/parse/ParseContext.java 1148179 
  trunk/ql/src/java/org/apache/hadoop/hive/ql/parse/SemanticAnalyzer.java 1148179 
  trunk/serde/src/java/org/apache/hadoop/hive/serde2/dynamic_type/DynamicSerDeField.java 1148179

  trunk/serde/src/java/org/apache/hadoop/hive/serde2/dynamic_type/DynamicSerDeFieldType.java
1148179 
  trunk/serde/src/java/org/apache/hadoop/hive/serde2/dynamic_type/DynamicSerDeFunction.java
1148179 

Diff: https://reviews.apache.org/r/1144/diff


Testing
-------

All unit test passed


Thanks,

chinna



> Few code improvements in the ql and serde packages.
> ---------------------------------------------------
>
>                 Key: HIVE-2080
>                 URL: https://issues.apache.org/jira/browse/HIVE-2080
>             Project: Hive
>          Issue Type: Bug
>          Components: Query Processor, Serializers/Deserializers
>    Affects Versions: 0.7.0
>         Environment: Hadoop 0.20.1, Hive0.7.0 and SUSE Linux Enterprise Server 10 SP2
(i586) - Kernel 2.6.16.60-0.21-smp (5).
>            Reporter: Chinna Rao Lalam
>            Assignee: Chinna Rao Lalam
>         Attachments: HIVE-2080.1.Patch, HIVE-2080.Patch
>
>
> Few code improvements in the ql and serde packages.
> 1) Little performance Improvements 
> 2) Null checks to avoid NPEs
> 3) Effective varaible management.

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