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  1. Apache Arrow
  2. ARROW-11791

[Rust][DataFusion] RepartitionExec Blocking

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      After https://github.com/apache/arrow/pull/9523 RepartitionExec is pulling all data into memory before starting the stream which crashes on large sets.

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              MikeSeddonAU Mike Seddon
              MikeSeddonAU Mike Seddon
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