Package com.cloudera.crunch.type

Interface Summary

Converter<K,V,S,T>	Converts the input key/value from a MapReduce task into the input to a DoFn, or takes the output of a DoFn and write it to the output key/values.
PTableType<K,V>	An extension of PType specifically for PTable objects.
PType<T>	A PType defines a mapping between a data type that is used in a Crunch pipeline and a serialization and storage format that is used to read/write data from/to HDFS.
PTypeFamily	An abstract factory for creating PType instances that have the same serialization/storage backing format.

Class Summary

DataBridge	Data structures for transitioning to the DoFns that make up a Crunch MapReduce task from the raw serialization input from the Hadoop MapReduce framework and back again.
PGroupedTableType<K,V>	The PType instance for PGroupedTable instances.
PGroupedTableType.PairIterableMapFn<K,V>
PGroupedTableType.PTypeIterable<V>
PTypeUtils	Utilities for converting between PTypes from different PTypeFamily implementations.
TupleFactory<T extends Tuple>