Inherited from Serializable
Inherited by implicit conversion any2stringadd from
Sample to any2stringadd[Sample]
Inherited by implicit conversion StringFormat from
Sample to StringFormat[Sample]
Inherited by implicit conversion Ensuring from
Sample to Ensuring[Sample]
Inherited by implicit conversion ArrowAssoc from
Sample to ArrowAssoc[Sample]
$sample aggregation stage, that randomly selects the specified number of documents from its input.