Inherited from Serializable
Inherited by implicit conversion any2stringadd from
Group to any2stringadd[Group]
Inherited by implicit conversion StringFormat from
Group to StringFormat[Group]
Inherited by implicit conversion Ensuring from
Group to Ensuring[Group]
Inherited by implicit conversion ArrowAssoc from
Group to ArrowAssoc[Group]
(Since version 0.12-RC5) Use reactivemongo.api.collections.GenericCollection.aggregateWith