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  1. Apache Avro
  2. AVRO-1194

trevni should support delta encoding based on selectivity and data type

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    Details

    • Type: Improvement
    • Status: Open
    • Priority: Minor
    • Resolution: Unresolved
    • Affects Version/s: 1.8.0
    • Fix Version/s: None
    • Component/s: java
    • Labels:
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      Description

      it would be nice if trevni support delta encoding. columnar format should first sort the columnar order based on selectivity .for middle selectivity column such as timestamp trenvi should support delta encoding.more information will be found in paper "C-Store: A Column-oriented DBMS" section 3.1 :Encoding Schemes ,type 3

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              • Assignee:
                Unassigned
                Reporter:
                gemini5201314 alex gemini
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                • Created:
                  Updated: