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  1. Apache Arrow
  2. ARROW-8927

[C++] Support dictionary memos when reading/writing record batches using cuda IPC

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    Details

    • Type: Improvement
    • Status: Resolved
    • Priority: Major
    • Resolution: Fixed
    • Affects Version/s: None
    • Fix Version/s: 1.0.0
    • Component/s: C++, GPU

      Description

      Currently, the cuda IPC calls for `ReadRecordBatch` do not accept a dictionary memo as a parameter, building an empty memo before calling `ipc::ReadRecordBatch`. As such, adding a test which duplicates `TestCudaArrowIpc, BasicWriteRead` but calls `MakeDictionary` to create the record batch fails because the dictionaries for the original record batch are not found. The cuda IPC calls should be modified to take a dictionary memo, just like the standard IPC API.

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              • Assignee:
                alexbaden Alex Baden
                Reporter:
                alexbaden Alex Baden
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