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org.apache.crunch.lib (Apache Crunch 0.3.0-incubating API)

Package org.apache.crunch.lib

Class Summary
Aggregate Methods for performing various types of aggregations over PCollection instances.
Aggregate.PairValueComparator<K,V>  
Aggregate.TopKCombineFn<K,V>  
Aggregate.TopKFn<K,V>  
Cartesian Utilities for Cartesian products of two PTable or PCollection instances.
Cogroup  
Join Utilities for joining multiple PTable instances based on a common lastKey.
PTables Methods for performing common operations on PTables.
Sample  
Sample.SamplerFn<S>  
Set Utilities for performing set operations (difference, intersection, etc) on PCollection instances.
Sort Utilities for sorting PCollection instances.
Sort.ColumnOrder To sort by column 2 ascending then column 1 descending, you would use: sortPairs(coll, by(2, ASCENDING), by(1, DESCENDING)) Column numbering is 1-based.
 

Enum Summary
Sort.Order  
 



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