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From "Ashutosh Chauhan" <hashut...@apache.org>
Subject Review Request 39836: HIVE-12309
Date Sat, 31 Oct 2015 22:11:16 GMT

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This is an automatically generated e-mail. To reply, visit:
https://reviews.apache.org/r/39836/
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Review request for hive and Prasanth_J.


Bugs: HIVE-12309
    https://issues.apache.org/jira/browse/HIVE-12309


Repository: hive-git


Description
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TableScan should use column stats when available for better data size estimate


Diffs
-----

  ql/src/java/org/apache/hadoop/hive/ql/stats/StatsUtils.java e1f8ebc 
  ql/src/test/results/clientpositive/annotate_stats_deep_filters.q.out fc4f294 
  ql/src/test/results/clientpositive/annotate_stats_filter.q.out 054b573 
  ql/src/test/results/clientpositive/annotate_stats_groupby.q.out 1b9ec68 
  ql/src/test/results/clientpositive/annotate_stats_groupby2.q.out be3fa1d 
  ql/src/test/results/clientpositive/annotate_stats_join.q.out bc44cc3 
  ql/src/test/results/clientpositive/annotate_stats_join_pkfk.q.out c864c04 
  ql/src/test/results/clientpositive/annotate_stats_limit.q.out 7300ea0 
  ql/src/test/results/clientpositive/annotate_stats_part.q.out cf523cb 
  ql/src/test/results/clientpositive/annotate_stats_select.q.out 877037d 
  ql/src/test/results/clientpositive/annotate_stats_table.q.out ebc6c5b 
  ql/src/test/results/clientpositive/annotate_stats_union.q.out e09dde3 
  ql/src/test/results/clientpositive/cbo_rp_auto_join0.q.out d1bc6d4 
  ql/src/test/results/clientpositive/cbo_rp_auto_join1.q.out 3b053fe 
  ql/src/test/results/clientpositive/cbo_rp_join0.q.out a8bcc90 
  ql/src/test/results/clientpositive/extrapolate_part_stats_full.q.out f87a539 
  ql/src/test/results/clientpositive/extrapolate_part_stats_partial.q.out 5903cd1 
  ql/src/test/results/clientpositive/extrapolate_part_stats_partial_ndv.q.out 2ea1e6e 
  ql/src/test/results/clientpositive/llap/llapdecider.q.out 676a0e4 
  ql/src/test/results/clientpositive/spark/annotate_stats_join.q.out 8955a61 
  ql/src/test/results/clientpositive/stats_ppr_all.q.out 7627f7a 
  ql/src/test/results/clientpositive/tez/explainuser_1.q.out ec434f0 
  ql/src/test/results/clientpositive/tez/llapdecider.q.out 676a0e4 

Diff: https://reviews.apache.org/r/39836/diff/


Testing
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Existing tests


Thanks,

Ashutosh Chauhan


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