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Posted to issues@beam.apache.org by "Julien Tournay (JIRA)" <ji...@apache.org> on 2019/01/04 09:43:00 UTC

[jira] [Created] (BEAM-6366) NullableCoder could be more space efficient

Julien Tournay created BEAM-6366:
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             Summary: NullableCoder could be more space efficient
                 Key: BEAM-6366
                 URL: https://issues.apache.org/jira/browse/BEAM-6366
             Project: Beam
          Issue Type: Improvement
          Components: sdk-java-core
            Reporter: Julien Tournay
            Assignee: Kenneth Knowles


NullableCoder uses one byte to encode the presence or absence of data when a single bit should be enough. (see javadoc https://beam.apache.org/releases/javadoc/2.9.0/org/apache/beam/sdk/coders/NullableCoder.html and source: https://github.com/apache/beam/blob/master/sdks/java/core/src/main/java/org/apache/beam/sdk/coders/NullableCoder.java#L49-L50).



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