Interface ProjectionIndexer

All Superinterfaces:
Indexer, Iterable<Tuple>, IterableIndexer, Node
All Known Implementing Classes:
GenericProjectionIndexer, IdentityIndexer, MemoryIdentityIndexer, MemoryNullIndexer, NullIndexer, OnetimeIndexer, SpecializedProjectionIndexer, TimelyMemoryIdentityIndexer, TimelyMemoryNullIndexer
public interface ProjectionIndexer extends IterableIndexer
An iterable indexer that receives updates from a node, and groups received tuples intact, i.e. it does not reduce tuple groups.