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  1. Apache Avro
  2. AVRO-1193

trevni should support bitmap index based on selectivity

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Details

    • Improvement
    • Status: Open
    • Minor
    • Resolution: Unresolved
    • 1.8.0
    • None
    • java
    • compression

    Description

      it would be nice if trevni support bitmap index encoding. columnar format should first sort the columnar order based on selectivity .for higher selectivity column trenvi should support bitmap encoding .more information will be found in paper "C-Store: A Column-oriented DBMS" section 3.1 :Encoding Schemes,type 2.

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          is related to

          Improvement - An improvement or enhancement to an existing feature or task. AVRO-1192 trevni should support RLE encoding based on selectivity

          • Minor - Minor loss of function, or other problem where easy workaround is present.
          • Open
          relates to

          Improvement - An improvement or enhancement to an existing feature or task. AVRO-1194 trevni should support delta encoding based on selectivity and data type

          • Minor - Minor loss of function, or other problem where easy workaround is present.
          • Open

          Improvement - An improvement or enhancement to an existing feature or task. AVRO-1195 trevni should support dictionary encoding based on selectivity and data type

          • Minor - Minor loss of function, or other problem where easy workaround is present.
          • Open

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              Unassigned Unassigned
              gemini5201314 alex gemini
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                Created:
                Updated: