| Interface | Description | 
|---|---|
| MorePartitions<I extends BasePartitionIterator<?>> | An interface for providing new partitions for a partitions iterator. | 
| MoreRows<I extends BaseRowIterator<?>> | An interface for providing new row contents for a partition. | 
| Class | Description | 
|---|---|
| BasePartitions<R extends BaseRowIterator<?>,I extends BasePartitionIterator<? extends BaseRowIterator<?>>> | |
| BaseRows<R extends Unfiltered,I extends BaseRowIterator<? extends Unfiltered>> | |
| EmptyPartitionsDiscarder | |
| Filter | |
| FilteredPartitions | |
| FilteredRows | |
| StoppingTransformation<I extends BaseRowIterator<?>> | |
| Transformation<I extends BaseRowIterator<?>> | We have a single common superclass for all Transformations to make implementation efficient. | 
Copyright © 2018 The Apache Software Foundation