[jira] [Created] (ARROW-9145) [C++] Add true_count / false_count methods to BooleanArray

[Wes McKinney (Jira)]

Wes McKinney created ARROW-9145:
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             Summary: [C++] Add true_count / false_count methods to BooleanArray
                 Key: ARROW-9145
                 URL: https://issues.apache.org/jira/browse/ARROW-9145
             Project: Apache Arrow
          Issue Type: Improvement
          Components: C++
            Reporter: Wes McKinney
            Assignee: Wes McKinney
             Fix For: 1.0.0


These counts would exclude nulls. We can use the bit block counters to compute 
this efficient now



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