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From "pengcheng xiong" <pxi...@hortonworks.com>
Subject Re: Review Request 34656: Scaling PK/FK's selectivity for stats annotation
Date Tue, 26 May 2015 18:42:10 GMT

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This is an automatically generated e-mail. To reply, visit:
https://reviews.apache.org/r/34656/
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(Updated May 26, 2015, 6:42 p.m.)


Review request for hive, Ashutosh Chauhan and John Pullokkaran.


Repository: hive-git


Description
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Right now, the computation of the selectivity of FK side based on PK side does not take into
consideration of the range of FK and the range of PK.


Diffs (updated)
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  ql/src/java/org/apache/hadoop/hive/ql/exec/Utilities.java 7b48b8b 
  ql/src/java/org/apache/hadoop/hive/ql/optimizer/stats/annotation/StatsRulesProcFactory.java
571c050 
  ql/src/java/org/apache/hadoop/hive/ql/stats/StatsUtils.java 4cd9120 
  ql/src/test/results/clientpositive/annotate_stats_join.q.out 66e944b 
  ql/src/test/results/clientpositive/annotate_stats_join_pkfk.q.out 66e0e9f 
  ql/src/test/results/clientpositive/spark/annotate_stats_join.q.out 75ad4e7 
  ql/src/test/results/clientpositive/tez/vector_null_projection.q.out 9b7b698 
  ql/src/test/results/clientpositive/udf_crc32.q.out 8280210 
  ql/src/test/results/clientpositive/udf_sha1.q.out ea7c805 
  ql/src/test/results/clientpositive/vector_join30.q.out 57f9aeb 

Diff: https://reviews.apache.org/r/34656/diff/


Testing
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Thanks,

pengcheng xiong


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