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https://issues.apache.org/jira/browse/AVRO-1195?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Thiruvalluvan M. G. updated AVRO-1195:
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Component/s: java
> trevni should support dictionary encoding based on selectivity and data type
> ----------------------------------------------------------------------------
>
> Key: AVRO-1195
> URL: https://issues.apache.org/jira/browse/AVRO-1195
> Project: Apache Avro
> Issue Type: Improvement
> Components: java
> Affects Versions: 1.8.0
> Reporter: alex gemini
> Priority: Minor
> Labels: compression, performance
>
> it would be nice if trevni support dictionary encoding. columnar format
> should first sort the columnar order based on selectivity .for lower
> selectivity column such as email or address trenvi should support dictionary
> encoding .more information will be found in paper "C-Store: A Column-oriented
> DBMS" section 3.1 :Encoding Schemes,type 4.
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