Package org.apache.crunch.lib.join

Inner and outer joins on collections.

See:
          Description

Class Summary
FullOuterJoinFn<K,U,V> Used to perform the last step of an full outer join.
InnerJoinFn<K,U,V> Used to perform the last step of an inner join.
JoinFn<K,U,V> Represents a DoFn for performing joins.
JoinUtils Utilities that are useful in joining multiple data sets via a MapReduce.
JoinUtils.AvroIndexedRecordPartitioner<K,V>  
JoinUtils.AvroPairGroupingComparator<T>  
JoinUtils.TupleWritableComparator  
JoinUtils.TupleWritablePartitioner  
LeftOuterJoinFn<K,U,V> Used to perform the last step of an left outer join.
MapsideJoin Utility for doing map side joins on a common key between two PTables.
RightOuterJoinFn<K,U,V> Used to perform the last step of an right outer join.
 

Package org.apache.crunch.lib.join Description

Inner and outer joins on collections.



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