See linked BF for example/details.
This callback function is responsible for adding seen documents to the cache, but the helper doesn't execute the callback if the value is missing.
- included in Initiative
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SERVER-45185 $graphLookup's internal cache handles null/missing incorrectly, resulting in incorrect query results
- Closed
- is related to
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SERVER-45185 $graphLookup's internal cache handles null/missing incorrectly, resulting in incorrect query results
- Closed
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SERVER-61034 Don't always add extra match stage to graph lookup
- Closed