Interface org.apache.pig.backend.hadoop.executionengine.physicalLayer.relationalOperators.AccumulativeTupleBuffer

Changed Methods
void clear()	Changed from non-abstract to abstract.	Clear internal buffer this should be called after all data are retreived
Iterator getTuples(int)	Changed from non-abstract to abstract.	Get iterator of tuples in the buffer
boolean hasNextBatch()	Changed from non-abstract to abstract.	Whether there are more tuples to pull out of iterator
void nextBatch()	Changed from non-abstract to abstract.	Pull next batch of tuples from iterator and put them into this buffer