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https://reviews.apache.org/r/11426/
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Review request for hive.


Description
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Vectorized COUNT(*) for all types. 


This addresses bug HIVE-4452.
    https://issues.apache.org/jira/browse/HIVE-4452


Diffs
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  ql/src/java/org/apache/hadoop/hive/ql/exec/vector/VectorizationContext.java 
1ef4955 
  
ql/src/java/org/apache/hadoop/hive/ql/exec/vector/expressions/aggregates/VectorUDAFCountStar.java
 PRE-CREATION 
  
ql/src/test/org/apache/hadoop/hive/ql/exec/vector/TestVectorGroupByOperator.java
 b3b5cd2 

Diff: https://reviews.apache.org/r/11426/diff/


Testing
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New UT added, manually tested in hive-cli


Thanks,

Remus Rusanu

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