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  1. CDAP
  2. CDAP-4322

Make input partition key available to mappers

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    • Release Notes:
      For MapReduce programs using a PartitionedFileSet as input, expose the partition key corresponding to the input split to the mapper.
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      1|hzy5pz:

      Description

      This can be done through a custom split. It would require an input format wrapper that delegates to the actual file format but overrides the split type.

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              • Assignee:
                ali.anwar Ali Anwar
                Reporter:
                andreas Andreas Neumann
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