Model data payload that supports inline update operators.
Regular fields are applied via $set, operator keys are applied with their
respective MongoDB semantics.
Pass $aggregate (v4 only) to use an aggregation-expression update instead
of plain operators. $aggregate and regular operators are mutually exclusive.
Model data payload that supports inline update operators. Regular fields are applied via
$set, operator keys are applied with their respective MongoDB semantics.Pass
$aggregate(v4 only) to use an aggregation-expression update instead of plain operators.$aggregateand regular operators are mutually exclusive.