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From "Vaibhav Gumashta" <vgumas...@hortonworks.com>
Subject Review Request 33367: Aggregate stats cache for RDBMS based metastore codepath
Date Mon, 20 Apr 2015 18:44:37 GMT

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This is an automatically generated e-mail. To reply, visit:
https://reviews.apache.org/r/33367/
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Review request for hive.


Bugs: HIVE-10382
    https://issues.apache.org/jira/browse/HIVE-10382


Repository: hive-git


Description
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Similar to the work done on the HBase branch (HIVE-9693), the stats cache can potentially
have performance gains.


Diffs
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  common/src/java/org/apache/hadoop/hive/conf/HiveConf.java 65ec1b9 
  common/src/java/org/apache/hive/common/util/BloomFilter.java PRE-CREATION 
  common/src/java/org/apache/hive/common/util/Murmur3.java PRE-CREATION 
  common/src/test/org/apache/hive/common/util/TestBloomFilter.java PRE-CREATION 
  common/src/test/org/apache/hive/common/util/TestMurmur3.java PRE-CREATION 
  metastore/src/java/org/apache/hadoop/hive/metastore/AggregateStatsCache.java PRE-CREATION

  metastore/src/java/org/apache/hadoop/hive/metastore/MetaStoreDirectSql.java bf169c9 
  metastore/src/test/org/apache/hadoop/hive/metastore/TestAggregateStatsCache.java PRE-CREATION

  ql/src/java/org/apache/hadoop/hive/ql/io/filters/BloomFilter.java 6ab0270 
  ql/src/java/org/apache/hadoop/hive/ql/io/filters/BloomFilterIO.java PRE-CREATION 
  ql/src/java/org/apache/hadoop/hive/ql/io/filters/Murmur3.java e733892 
  ql/src/java/org/apache/hadoop/hive/ql/io/orc/FileDump.java 7bfd781 
  ql/src/java/org/apache/hadoop/hive/ql/io/orc/OrcFile.java 49a8e80 
  ql/src/java/org/apache/hadoop/hive/ql/io/orc/RecordReaderImpl.java bde9fc2 
  ql/src/java/org/apache/hadoop/hive/ql/io/orc/WriterImpl.java a319204 
  ql/src/test/org/apache/hadoop/hive/ql/io/filters/TestBloomFilter.java 32b95ab 
  ql/src/test/org/apache/hadoop/hive/ql/io/filters/TestMurmur3.java d92a3ce 
  ql/src/test/org/apache/hadoop/hive/ql/io/orc/TestRecordReaderImpl.java d0f3a5e 

Diff: https://reviews.apache.org/r/33367/diff/


Testing
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Thanks,

Vaibhav Gumashta


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