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https://issues.apache.org/jira/browse/AVRO-1192?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13491467#comment-13491467
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alex gemini commented on AVRO-1192:
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It should also investigate current trevni block size 64k is appropriate for
compression.Most columnar format is 1mb block size.
> trevni should support RLE encoding based on selectivity
> -------------------------------------------------------
>
> Key: AVRO-1192
> URL: https://issues.apache.org/jira/browse/AVRO-1192
> Project: Avro
> Issue Type: Improvement
> Affects Versions: 1.8.0
> Reporter: alex gemini
> Priority: Minor
> Labels: compression, performance
>
> it would be nice if trevni support run-length encoding. columnar format
> should first sort the columnar order based on selectivity .for higher
> selectivity column trenvi should support run-length encoding .more
> information will be found in paper "C-Store: A Column-oriented DBMS" section
> 3.1 :Encoding Schemes
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