org.apache.pig.backend.hadoop.executionengine.physicalLayer.relationalOperators
Interfaces 
AccumulativeTupleBuffer
Classes 
POCollectedGroup
POCombinerPackage
PODemux
PODistinct
POFilter
POForEach
POFRJoin
POGlobalRearrange
POJoinPackage
POLimit
POLoad
POLocalRearrange
POLocalRearrangeForIllustrate
POMergeCogroup
POMergeJoin
POMultiQueryPackage
PONative
POOptimizedForEach
POPackage
POPackageLite
POPartitionRearrange
POPreCombinerLocalRearrange
PORead
POSkewedJoin
POSort
POSortedDistinct
POSplit
POStore
POStoreImpl
POStream
POUnion
Enums 
POPackage.PackageType