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Posted to issues@spark.apache.org by "Kazuaki Ishizaki (JIRA)" <ji...@apache.org> on 2017/05/19 08:54:05 UTC

[jira] [Created] (SPARK-20807) Add compression/decompression of data to ColumnVector

Kazuaki Ishizaki created SPARK-20807:
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             Summary: Add compression/decompression of data to ColumnVector
                 Key: SPARK-20807
                 URL: https://issues.apache.org/jira/browse/SPARK-20807
             Project: Spark
          Issue Type: Sub-task
          Components: SQL
    Affects Versions: 2.3.0
            Reporter: Kazuaki Ishizaki


While current {{CachedBatch}} can compress data by using of of multiple compression schemes, {{ColumnVector}} cannot compress data. It is mandatory for table cache.

This JIRA adds compression/decompression to {{ColumnVector}}.



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