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  1. IMPALA
  2. IMPALA-4837

Nested loop join should operate within a memory constraint

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    Details

    • Type: Improvement
    • Status: Open
    • Priority: Minor
    • Resolution: Unresolved
    • Affects Version/s: Impala 2.9.0
    • Fix Version/s: None
    • Component/s: Backend

      Description

      We should modify NestedLoopJoin so that it allocates memory from BufferPool. We should also consider implementing spill-to-disk for NestedLoopJoin so that it operates within a memory constraint.

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            • Assignee:
              Unassigned
              Reporter:
              tarmstrong Tim Armstrong
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              • Created:
                Updated: