[jira] [Created] (ARROW-17161) [C++][Java] Dataset: Support reading from fixed offset of a file for Parquet format

[Hongze Zhang (Jira)]

Hongze Zhang created ARROW-17161:
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             Summary: [C++][Java] Dataset: Support reading from fixed offset of 
a file for Parquet format
                 Key: ARROW-17161
                 URL: https://issues.apache.org/jira/browse/ARROW-17161
             Project: Apache Arrow
          Issue Type: Improvement
          Components: C++, Java
            Reporter: Hongze Zhang
             Fix For: 9.0.0


This adds property *start_offset_* and *length_* to FileSource and should be 
functional for Parquet dataset format. Supporting Java and C++ dataset API at 
this time.



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