org.apache.pig.data
Interfaces 
DataBag
InterSedes
Tuple
TupleRawComparator
Classes 
AccumulativeBag
AmendableTuple
BagFactory
BinInterSedes
BinInterSedes.BinInterSedesTupleRawComparator
BinSedesTuple
BinSedesTupleFactory
DataByteArray
DataReaderWriter
DataType
DefaultAbstractBag
DefaultAbstractBag.BagDelimiterTuple
DefaultAbstractBag.EndBag
DefaultAbstractBag.StartBag
DefaultBagFactory
DefaultDataBag
DefaultTuple
DefaultTuple.DefaultTupleRawComparator
DefaultTupleFactory
DistinctDataBag
FileList
InternalCachedBag
InternalDistinctBag
InternalMap
InternalSortedBag
InterSedesFactory
NonSpillableDataBag
ReadOnceBag
SingleTupleBag
SortedDataBag
SortedSpillBag
TargetedTuple
TimestampedTuple
TupleFactory