Package org.apache.beam.sdk.transforms.join

Defines the CoGroupByKey transform for joining multiple PCollections.

See: Description

Class Summary

Class	Description
CoGbkResult	A row result of a CoGroupByKey.
CoGbkResult.CoGbkResultCoder	A Coder for CoGbkResults.
CoGbkResultSchema	A schema for the results of a CoGroupByKey.
CoGroupByKey<K>	A PTransform that performs a CoGroupByKey on a tuple of tables.
KeyedPCollectionTuple<K>	An immutable tuple of keyed PCollections with key type K.
KeyedPCollectionTuple.TaggedKeyedPCollection<K,V>	A utility class to help ensure coherence of tag and input PCollection types.
RawUnionValue	This corresponds to an integer union tag and value.
UnionCoder	A UnionCoder encodes RawUnionValues.

Package org.apache.beam.sdk.transforms.join Description

Defines the CoGroupByKey transform for joining multiple PCollections.