[jira] [Created] (ARROW-5736) [Format] Support small bit-width indices of sparse tensor

[Kenta Murata (JIRA)]

Kenta Murata created ARROW-5736:
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             Summary: [Format] Support small bit-width indices of sparse tensor
                 Key: ARROW-5736
                 URL: https://issues.apache.org/jira/browse/ARROW-5736
             Project: Apache Arrow
          Issue Type: Improvement
          Components: Format
            Reporter: Kenta Murata
            Assignee: Kenta Murata


Adding 32bit sparse index support is necessary to support non-copy data sharing 
with the existing systems such as SciPy.



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