Once SERVER-65960 is merged, the use of NLJ will be hidden behind 'featureFlagSbeFull' ($lookups eligible for NLJ will fall back to the classic engine instead). This ticket tracks the work to re-enable NLJ once the performance improves.
- is documented by
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DOCS-15704 Investigate changes in SERVER-67024: Re-enable NLJ for $lookup pushed down into SBE
- Closed