.. _aggregations_api_ref:

Aggregation API

Pass :class:AggregateFnV2 <ray.data.aggregate.AggregateFnV2> objects to :meth:Dataset.aggregate() <ray.data.Dataset.aggregate> or :meth:Dataset.groupby().aggregate() <ray.data.grouped_data.GroupedData.aggregate> to compute aggregations.

.. currentmodule:: ray.data.aggregate

.. autosummary:: :nosignatures: :toctree: doc/

AggregateFnV2
AggregateFn
Count
Sum
Min
Max
Mean
Std
AbsMax
Quantile
Unique
AsList
CountDistinct
ValueCounter
MissingValuePercentage
ZeroPercentage
ApproximateQuantile
ApproximateTopK