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https://issues.apache.org/jira/browse/HIVE-2604?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13171514#comment-13171514
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jirapos...@reviews.apache.org commented on HIVE-2604:
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This is an automatically generated e-mail. To reply, visit:
https://reviews.apache.org/r/3075/
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(Updated 2011-12-17 10:41:45.367761)
Review request for hive and Yongqiang He.
Changes
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Closed the two gaps - support for arbitrary types, and stats
Summary
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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 (updated)
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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
contrib/src/java/org/apache/hadoop/hive/contrib/ubercompressor/UberCompressionInputStream.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/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/UberCompressorSerdeField.java
PRE-CREATION
contrib/src/java/org/apache/hadoop/hive/contrib/ubercompressor/UberCompressorUtils.java
PRE-CREATION
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
Diff: https://reviews.apache.org/r/3075/diff
Testing
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test added
Thanks,
Krishna
> Add UberCompressor Serde/Codec to contrib which allows per-column compression
> strategies
> ----------------------------------------------------------------------------------------
>
> Key: HIVE-2604
> URL: https://issues.apache.org/jira/browse/HIVE-2604
> Project: Hive
> Issue Type: Sub-task
> Components: Query Processor, Serializers/Deserializers
> Reporter: Krishna Kumar
> Assignee: Krishna Kumar
> Attachments: HIVE-2604.v0.patch, HIVE-2604.v1.patch,
> HIVE-2604.v2.patch
>
>
> The strategies supported are
> 1. using a specified codec on the column
> 2. using a specific codec on the column which is serialized via a specific
> serde
> 3. using a specific "TypeSpecificCompressor" instance
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