[jira] [Created] (ARROW-5336) [C++] Implement arrow::Concatenate for dictionary-encoded arrays with unequal dictionaries

[Wes McKinney (JIRA)]

Wes McKinney created ARROW-5336:
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             Summary: [C++] Implement arrow::Concatenate for dictionary-encoded 
arrays with unequal dictionaries
                 Key: ARROW-5336
                 URL: https://issues.apache.org/jira/browse/ARROW-5336
             Project: Apache Arrow
          Issue Type: Improvement
            Reporter: Wes McKinney


Currently (as of ARROW-3144) if any dictionary is different, an error is 
returned



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