org.apache.pig.backend.hadoop.executionengine.physicalLayer.relationalOperators
Classes 
POCombinerPackage
PODemux
PODistinct
POFilter
POForEach
POFRJoin
POGlobalRearrange
POJoinPackage
POLimit
POLoad
POLocalRearrange
POLocalRearrangeForIllustrate
POMultiQueryPackage
POOptimizedForEach
POPackage
POPackageLite
POPreCombinerLocalRearrange
PORead
POSort
POSplit
POStore
POStoreImpl
POStream
POUnion