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Review request for hive. Summary ------- Add UberCompressor Serde/Codec to contrib which allows per-column compression strategies - gaps - supports only certain complex types - stats This addresses bug HIVE-2604. https://issues.apache.org/jira/browse/HIVE-2604 Diffs ----- contrib/src/java/org/apache/hadoop/hive/contrib/ubercompressor/compressors/DummyIntegerCompressor.java PRE-CREATION contrib/src/java/org/apache/hadoop/hive/contrib/ubercompressor/dsalg/Tuple.java PRE-CREATION contrib/src/test/queries/clientpositive/ubercompressor.q PRE-CREATION contrib/src/test/results/clientpositive/ubercompressor.q.out PRE-CREATION contrib/src/java/org/apache/hadoop/hive/contrib/ubercompressor/UberCompressorUtils.java PRE-CREATION contrib/src/java/org/apache/hadoop/hive/contrib/ubercompressor/UberCompressorColumnConfig.java PRE-CREATION contrib/src/java/org/apache/hadoop/hive/contrib/ubercompressor/UberCompressorConfig.java PRE-CREATION contrib/src/java/org/apache/hadoop/hive/contrib/ubercompressor/UberCompressorSerde.java PRE-CREATION contrib/src/java/org/apache/hadoop/hive/contrib/ubercompressor/UberCompressionOutputStream.java PRE-CREATION contrib/src/java/org/apache/hadoop/hive/contrib/ubercompressor/UberCompressionInputStream.java PRE-CREATION contrib/src/java/org/apache/hadoop/hive/contrib/ubercompressor/InputReader.java PRE-CREATION contrib/src/java/org/apache/hadoop/hive/contrib/ubercompressor/OutputWriter.java PRE-CREATION contrib/src/java/org/apache/hadoop/hive/contrib/ubercompressor/TypeSpecificCompressor.java PRE-CREATION contrib/src/java/org/apache/hadoop/hive/contrib/ubercompressor/UberCompressionCodec.java PRE-CREATION Diff: https://reviews.apache.org/r/3075/diff Testing ------- test added Thanks, Krishna