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https://issues.apache.org/jira/browse/HIVE-2623?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13163437#comment-13163437
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Krishna Kumar commented on HIVE-2623:
-------------------------------------
RCFile size stats:
gzip/bzip2/uber+compressor
steppedpowerlaw1S 49455/45746/36168(IntegerEliasGamma1S)
steppedpowerlaw2S 61425/56546/35998(IntegerEliasGamma2S)
steppedpowerlawTimestamp 120895/201378/35875(DeltaIntegerEliasGamma1S)
steppedpowerlawIQ 84818/54463/36125(DeltaIntegerEliasGamma2S)
> Add Integer type compressors
> ----------------------------
>
> Key: HIVE-2623
> URL: https://issues.apache.org/jira/browse/HIVE-2623
> Project: Hive
> Issue Type: Sub-task
> Components: Query Processor, Serializers/Deserializers
> Reporter: Krishna Kumar
> Assignee: Krishna Kumar
> Priority: Minor
> Attachments: HIVE-2623.v0.patch, HIVE-2623.v1.patch,
> steppedpowerlaw1S.gz, steppedpowerlaw2S.gz, steppedpowerlawIQ.gz,
> steppedpowerlawTimestamp.gz
>
>
> Type-specific compressors for integers.
> Starting with elias gamma which prefers small values as per a power-law like
> distribution.
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