reactivemongo.api.commands.AggregationFramework
the name of the array field added to each output document
the field name whose value $graphLookup
uses to recursively match against the connectToField
of other documents in the collection
the field name in other documents against which to match the value of the field specified by the connectFromField
parameter
an optional name for a field to add to each traversed document in the search path
the target collection for the $graphLookup operation to search
an optional non-negative integral number specifying the maximum recursion depth
an optional filter expression
the expression that specifies the value of the connectFromField
with which to start the recursive search
The $graphLookup aggregation stage.
MongoDB 3.4