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Posted to dev@arrow.apache.org by "Ji Liu (JIRA)" <ji...@apache.org> on 2019/07/03 12:40:00 UTC

[jira] [Created] (ARROW-5835) [Java] Support Dictionary Encoding for binary type

Ji Liu created ARROW-5835:
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             Summary: [Java] Support Dictionary Encoding for binary type
                 Key: ARROW-5835
                 URL: https://issues.apache.org/jira/browse/ARROW-5835
             Project: Apache Arrow
          Issue Type: New Feature
          Components: Java
            Reporter: Ji Liu
            Assignee: Ji Liu


Now is not implemented because byte array is not supported to be HashMap key.

One possible way is that wrap them with something to implement equals and hashcode.



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