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https://reviews.apache.org/r/33882/
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Review request for hive and John Pullokkaran.
Bugs: HIVE-10568
https://issues.apache.org/jira/browse/HIVE-10568
Repository: hive-git
Description
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Speed-up count(distinct c1)
Diffs
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ql/src/java/org/apache/hadoop/hive/ql/optimizer/calcite/rules/HiveExpandDistinctAggregatesRule.java
PRE-CREATION
ql/src/java/org/apache/hadoop/hive/ql/parse/CalcitePlanner.java 49ad6ad
ql/src/test/results/clientpositive/tez/limit_pushdown.q.out 7038b4d
ql/src/test/results/clientpositive/tez/mrr.q.out ac5ac5c
ql/src/test/results/clientpositive/tez/vector_count_distinct.q.out f1da471
ql/src/test/results/clientpositive/tez/vectorization_limit.q.out d815938
ql/src/test/results/clientpositive/tez/vectorized_distinct_gby.q.out 90c9934
Diff: https://reviews.apache.org/r/33882/diff/
Testing
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Existing tests.
Thanks,
Ashutosh Chauhan
