Uses of Interface
com.bigdata.striterator.IKeyOrder

Packages that use IKeyOrder

Package	Description
com.bigdata.bop	This package provides an API for query operators.
com.bigdata.bop.ap
com.bigdata.bop.fed.shards
com.bigdata.bop.mutation
com.bigdata.rdf.inf	This package provides an eager closure inference engine for most of the RDF and RDFS entailments and can be used to realize entailments for owl:sameAs, owl:equivilentClass, and owl:equivilentProperty.
com.bigdata.rdf.lexicon
com.bigdata.rdf.rules
com.bigdata.rdf.spo	This package defines a statement model using long term identifiers rather than RDF Value objects.
com.bigdata.rdf.store	This package provides several realizations of an RDF database using the bigdata architecture, including one suitable for temporary data, one suitable for local processing (single host), and one designed for scale-out on commodity hardware.
com.bigdata.relation	This package includes an abstraction layer for relations.
com.bigdata.relation.accesspath	This package includes an abstraction layer for efficient access paths, including chunked iterators, blocking buffers, and an abstraction corresponding to the natural order of an index.
com.bigdata.relation.rule.eval	This package supports rule evaluation.
com.bigdata.relation.rule.eval.pipeline	This package implements a pipeline join.
com.bigdata.search	This package provides full text indexing and search.
com.bigdata.service.proxy	This package provides implementations of proxy objects for commonly used classes.
com.bigdata.striterator	Streaming iterator patterns based on Martyn Cutcher's striterator design but supporting generics and with extensions for closable, chunked, and ordered streaming iterators.

Uses of IKeyOrder in com.bigdata.bop

Methods in com.bigdata.bop that return IKeyOrder

Modifier and Type	Method and Description
IKeyOrder<E>	IPredicate.getKeyOrder() Return the IKeyOrder override for this IPredicate by the query optimizer.

Methods in com.bigdata.bop with parameters of type IKeyOrder

Modifier and Type	Method and Description
int	IPredicate.getVariableCount(IKeyOrder<E> keyOrder) The #of arguments in the predicate required for the specified IKeyOrder which are unbound.
boolean	IPredicate.isFullyBound(IKeyOrder<E> keyOrder) Figure out if all positions in the predicate which are required to form the key for this access path are bound in the predicate.

Uses of IKeyOrder in com.bigdata.bop.ap

Classes in com.bigdata.bop.ap that implement IKeyOrder

Modifier and Type	Class and Description
static class	R.KeyOrder Metadata about the index orders for this relation.

Methods in com.bigdata.bop.ap that return IKeyOrder

Modifier and Type	Method and Description
IKeyOrder<E>	Predicate.getKeyOrder()
IKeyOrder<E>	R.getKeyOrder(IPredicate<E> p)
IKeyOrder<E>	R.getPrimaryKeyOrder()

Methods in com.bigdata.bop.ap that return types with arguments of type IKeyOrder

Modifier and Type	Method and Description
Iterator<IKeyOrder<E>>	R.getKeyOrders()

Methods in com.bigdata.bop.ap with parameters of type IKeyOrder

Modifier and Type	Method and Description
int	Predicate.getVariableCount(IKeyOrder<E> keyOrder)
boolean	Predicate.isFullyBound(IKeyOrder<E> keyOrder)

Uses of IKeyOrder in com.bigdata.bop.fed.shards

Methods in com.bigdata.bop.fed.shards with parameters of type IKeyOrder

Modifier and Type	Method and Description
protected IMetadataIndex	MapBindingSetsOverShardsBuffer.getMetadataIndex(IKeyOrder<F> keyOrder) Resolve a scale-out view of the metadata index for the target predicate.
protected Iterator<PartitionLocator>	MapBindingSetsOverShardsBuffer.locatorScan(IKeyOrder<F> keyOrder, byte[] fromKey, byte[] toKey) Locator scan for the index partitions for that predicate as bound.

Uses of IKeyOrder in com.bigdata.bop.mutation

Methods in com.bigdata.bop.mutation that return IKeyOrder

Modifier and Type	Method and Description
IKeyOrder<E>	InsertOp.getKeyOrder()

Uses of IKeyOrder in com.bigdata.rdf.inf

Methods in com.bigdata.rdf.inf that return IKeyOrder

Modifier and Type	Method and Description
IKeyOrder<ISPO>	OwlSameAsPropertiesExpandingIterator.getKeyOrder()
IKeyOrder<ISPO>	BackchainOwlSameAsPropertiesSPIterator.getKeyOrder()
IKeyOrder<ISPO>	BackchainOwlSameAsPropertiesIterator.getKeyOrder()
IKeyOrder<ISPO>	BackchainOwlSameAsPropertiesPIterator.getKeyOrder()
IKeyOrder<ISPO>	BackchainOwlSameAsPropertiesSPOIterator.getKeyOrder()
IKeyOrder<ISPO>	BackchainTypeResourceIterator.getKeyOrder()
IKeyOrder<ISPO>	BackchainOwlSameAsPropertiesPOIterator.getKeyOrder()

Methods in com.bigdata.rdf.inf with parameters of type IKeyOrder

Modifier and Type	Method and Description
ISPO[]	OwlSameAsPropertiesExpandingIterator.nextChunk(IKeyOrder<ISPO> keyOrder)
ISPO[]	BackchainOwlSameAsPropertiesSPIterator.nextChunk(IKeyOrder<ISPO> keyOrder)
ISPO[]	BackchainOwlSameAsPropertiesIterator.nextChunk(IKeyOrder<ISPO> keyOrder)
ISPO[]	BackchainOwlSameAsPropertiesPIterator.nextChunk(IKeyOrder<ISPO> keyOrder)
ISPO[]	BackchainOwlSameAsPropertiesSPOIterator.nextChunk(IKeyOrder<ISPO> keyOrder)
ISPO[]	BackchainTypeResourceIterator.nextChunk(IKeyOrder<ISPO> keyOrder)
ISPO[]	BackchainOwlSameAsPropertiesPOIterator.nextChunk(IKeyOrder<ISPO> keyOrder)

Constructors in com.bigdata.rdf.inf with parameters of type IKeyOrder

Constructor and Description
OwlSameAsPropertiesExpandingIterator(IV s, IV p, IV o, AbstractTripleStore db, IV sameAs, IKeyOrder<ISPO> keyOrder)

Uses of IKeyOrder in com.bigdata.rdf.lexicon

Classes in com.bigdata.rdf.lexicon that implement IKeyOrder

Modifier and Type	Class and Description
class	LexiconKeyOrder Natural index orders for the LexiconRelation.

Methods in com.bigdata.rdf.lexicon that return IKeyOrder

Modifier and Type	Method and Description
IKeyOrder<BigdataValue>	LexiconRelation.getKeyOrder(IPredicate<BigdataValue> p) Return the IKeyOrder for the predicate corresponding to the perfect access path.

Methods in com.bigdata.rdf.lexicon that return types with arguments of type IKeyOrder

Modifier and Type	Method and Description
Iterator<IKeyOrder<BigdataValue>>	LexiconRelation.getKeyOrders()

Methods in com.bigdata.rdf.lexicon with parameters of type IKeyOrder

Modifier and Type	Method and Description
IIndex	LexiconRelation.getIndex(IKeyOrder<? extends BigdataValue> keyOrder) Overridden to use local cache of the index reference.
IAccessPath<BigdataValue>	LexiconRelation.newAccessPath(IIndexManager localIndexManager, IPredicate<BigdataValue> predicate, IKeyOrder<BigdataValue> keyOrder) Necessary for lexicon joins, which are injected into query plans as necessary by the query planner.

Uses of IKeyOrder in com.bigdata.rdf.rules

Methods in com.bigdata.rdf.rules that return IKeyOrder

Modifier and Type	Method and Description
IKeyOrder<ISPO>	BackchainAccessPath.getKeyOrder()

Uses of IKeyOrder in com.bigdata.rdf.spo

Classes in com.bigdata.rdf.spo that implement IKeyOrder

Modifier and Type	Class and Description
class	SPOKeyOrder Represents the key order used by an index for a triple relation.

Methods in com.bigdata.rdf.spo that return IKeyOrder

Modifier and Type	Method and Description
IKeyOrder<ISPO>	SPOArrayIterator.getKeyOrder() Deprecated.

Methods in com.bigdata.rdf.spo that return types with arguments of type IKeyOrder

Modifier and Type	Method and Description
Iterator<IKeyOrder<ISPO>>	SPORelation.getKeyOrders()

Methods in com.bigdata.rdf.spo with parameters of type IKeyOrder

Modifier and Type	Method and Description
IChunkedIterator<IV>	SPORelation.distinctMultiTermScan(IKeyOrder<ISPO> keyOrder, IV[] knownTerms) Efficient scan of the distinct term identifiers that appear in the first position of the keys for the statement index corresponding to the specified IKeyOrder.
IChunkedIterator<IV>	SPORelation.distinctMultiTermScan(IKeyOrder<ISPO> keyOrder, IV[] knownTerms, ITermIVFilter termIdFilter) Efficient scan of the distinct term identifiers that appear in the first position of the keys for the statement index corresponding to the specified IKeyOrder.
IChunkedIterator<IV>	SPORelation.distinctTermScan(IKeyOrder<ISPO> keyOrder) Efficient scan of the distinct term identifiers that appear in the first position of the keys for the statement index corresponding to the specified IKeyOrder.
IChunkedIterator<IV>	SPORelation.distinctTermScan(IKeyOrder<ISPO> keyOrder, byte[] fromKey, byte[] toKey, ITermIVFilter termIdFilter) Efficient scan of the distinct term identifiers that appear in the first position of the keys for the statement index corresponding to the specified IKeyOrder.
IChunkedIterator<IV>	SPORelation.distinctTermScan(IKeyOrder<ISPO> keyOrder, ITermIVFilter filter) Efficient scan of the distinct term identifiers that appear in the first position of the keys for the statement index corresponding to the specified IKeyOrder.
StringBuilder	SPORelation.dump(IKeyOrder<ISPO> keyOrder) Dumps the specified index.
IIndex	SPORelation.getIndex(IKeyOrder<? extends ISPO> keyOrder) Overridden to return the hard reference for the index, which is cached the first time it is resolved.
IAccessPath<ISPO>	SPORelation.newAccessPath(IIndexManager localIndexManager, IPredicate<ISPO> predicate, IKeyOrder<ISPO> keyOrder)
ISPO[]	SPOArrayIterator.nextChunk(IKeyOrder<ISPO> keyOrder) Deprecated.

Constructors in com.bigdata.rdf.spo with parameters of type IKeyOrder

Constructor and Description
SPOAccessPath(IRelation<ISPO> relation, IIndexManager localIndexManager, IPredicate<ISPO> predicate, IKeyOrder<ISPO> keyOrder)

Uses of IKeyOrder in com.bigdata.rdf.store

Methods in com.bigdata.rdf.store with parameters of type IKeyOrder

Modifier and Type	Method and Description
StringBuilder	AbstractTripleStore.dumpStore(AbstractTripleStore resolveTerms, boolean explicit, boolean inferred, boolean axioms, boolean history, boolean justifications, boolean sids, IKeyOrder<ISPO> keyOrder) Dumps the store in a human readable format (not suitable for interchange).
IAccessPath<ISPO>	IRawTripleStore.getAccessPath(IKeyOrder<ISPO> keyOrder) Deprecated. by SPORelation#getAccessPath(SPOKeyOrder, com.bigdata.relation.rule.IPredicate)
IAccessPath<ISPO>	AbstractTripleStore.getAccessPath(IKeyOrder<ISPO> keyOrder)
IAccessPath<ISPO>	AbstractTripleStore.getAccessPath(IKeyOrder<ISPO> keyOrder, IElementFilter<ISPO> filter)

Uses of IKeyOrder in com.bigdata.relation

Methods in com.bigdata.relation that return IKeyOrder

Modifier and Type	Method and Description
IKeyOrder<E>	RelationFusedView.getKeyOrder(IPredicate<E> predicate) Deprecated.
IKeyOrder<E>	IRelation.getKeyOrder(IPredicate<E> predicate) Return the IKeyOrder for the predicate corresponding to the perfect access path.
IKeyOrder<E>	RelationFusedView.getPrimaryKeyOrder() Deprecated. The value for the first relation in the view.
IKeyOrder<E>	IRelation.getPrimaryKeyOrder() Return the IKeyOrder for the primary index for the relation.

Methods in com.bigdata.relation that return types with arguments of type IKeyOrder

Modifier and Type	Method and Description
Iterator<IKeyOrder<E>>	RelationFusedView.getKeyOrders() Deprecated.
Iterator<IKeyOrder<E>>	IRelation.getKeyOrders() Return the IKeyOrders corresponding to the registered indices for this relation.

Methods in com.bigdata.relation with parameters of type IKeyOrder

Modifier and Type	Method and Description
IAccessPath<E>	RelationFusedView.getAccessPath(IIndexManager localIndexManagerIsIgnored, IKeyOrder<E> keyOrderisIgnored, IPredicate<E> predicate) Deprecated.
IAccessPath<E>	AbstractRelation.getAccessPath(IIndexManager localIndexManager, IKeyOrder<E> keyOrder, IPredicate<E> predicate)
IAccessPath<E>	IRelation.getAccessPath(IIndexManager localIndexManager, IKeyOrder<E> keyOrder, IPredicate<E> predicate) Return the IAccessPath for an IRelation using the specified IIndexManager and IKeyOrder (core impl).
IAccessPath<E>	RelationFusedView.getAccessPath(IKeyOrder<E> keyOrderIsIgnored, IPredicate<E> predicate) Deprecated.
IAccessPath<E>	AbstractRelation.getAccessPath(IKeyOrder<E> keyOrder, IPredicate<E> predicate)
IAccessPath<E>	IRelation.getAccessPath(IKeyOrder<E> keyOrder, IPredicate<E> predicate) Return the IAccessPath for an IRelation using the specified IKeyOrder.
String	RelationFusedView.getFQN(IKeyOrder<? extends E> keyOrder) Deprecated.
String	AbstractRelation.getFQN(IKeyOrder<? extends E> keyOrder) The fully qualified name of the index.
String	IRelation.getFQN(IKeyOrder<? extends E> keyOrder) The fully qualified name of the index.
static <E> String	AbstractRelation.getFQN(IRelation<E> relation, IKeyOrder<? extends E> keyOrder) The fully qualified name of the index.
IIndex	RelationFusedView.getIndex(IKeyOrder<? extends E> keyOrder) Deprecated.
IIndex	AbstractRelation.getIndex(IKeyOrder<? extends E> keyOrder) Return the index for the IKeyOrder the timestamp for this view of the relation.
IIndex	IRelation.getIndex(IKeyOrder<? extends E> keyOrder) Return the index for associated with the specified IKeyOrder this view of the relation.
IAccessPath<E>	AbstractRelation.newAccessPath(IIndexManager localIndexManager, IPredicate<E> predicate, IKeyOrder<E> keyOrder) IAccessPath factory.

Uses of IKeyOrder in com.bigdata.relation.accesspath

Fields in com.bigdata.relation.accesspath declared as IKeyOrder

Modifier and Type	Field and Description
protected IKeyOrder<R>	AccessPath.keyOrder Index order (the relation namespace plus the index order and the option partitionId constraint on the predicate identify the index).

Methods in com.bigdata.relation.accesspath that return IKeyOrder

Modifier and Type	Method and Description
IKeyOrder<R>	AccessPath.getKeyOrder()
IKeyOrder<E>	ChunkConsumerIterator.getKeyOrder()
IKeyOrder<E>	AccessPathFusedView.getKeyOrder() Deprecated.
IKeyOrder<R>	IAccessPath.getKeyOrder() The order in which the elements will be visited.
protected IKeyOrder<R>	AbstractElementBuffer.getKeyOrder() The natural order in which the elements will appear in the buffer -or- null if you do not have a strong guarentee for that order (from the ctor).
IKeyOrder<E>	EmptyAccessPath.getKeyOrder() The order in which the elements will be visited.
IKeyOrder<E>	ArrayAccessPath.getKeyOrder() The order in which the elements will be visited.

Methods in com.bigdata.relation.accesspath with parameters of type IKeyOrder

Modifier and Type	Method and Description
E[]	ChunkConsumerIterator.nextChunk(IKeyOrder<E> keyOrder)

Constructors in com.bigdata.relation.accesspath with parameters of type IKeyOrder

Constructor and Description
AbstractElementBuffer.DeleteBuffer(int capacity, IMutableRelation<R> relation, IKeyOrder<R> keyOrder, IElementFilter<R> filter) Ctor variant used when you have a strong guarantee of the order in which the elements will be written into the buffer.
AbstractElementBuffer.InsertBuffer(int capacity, IMutableRelation<R> relation, IKeyOrder<R> keyOrder, IElementFilter<R> filter) Ctor variant used when you have a strong guarantee of the order in which the elements will be written into the buffer.
AbstractElementBuffer(int capacity, IMutableRelation<R> relation, IKeyOrder<R> keyOrder, IElementFilter<R> filter)
AccessPath(IRelation<R> relation, IIndexManager localIndexManager, IPredicate<R> predicate, IKeyOrder<R> keyOrder)
ArrayAccessPath(E[] e, IPredicate<E> predicate, IKeyOrder<E> keyOrder) Note: the ArrayAccessPath.getPredicate() and ArrayAccessPath.getKeyOrder() and methods will throw an UnsupportedOperationException if the corresponding argument is null.
ChunkConsumerIterator(ICloseableIterator<E[]> src, IKeyOrder<E> keyOrder)
EmptyAccessPath(IPredicate<E> predicate, IKeyOrder<E> keyOrder) Note: the EmptyAccessPath.getPredicate() and EmptyAccessPath.getKeyOrder() and methods will throw an UnsupportedOperationException if the corresponding argument is null.
UnsynchronizedUnboundedChunkBuffer(int capacity, Class<? extends E> cls, IElementFilter<E> filter, IKeyOrder<E> keyOrder)

Uses of IKeyOrder in com.bigdata.relation.rule.eval

Fields in com.bigdata.relation.rule.eval declared as IKeyOrder

Modifier and Type	Field and Description
IKeyOrder[]	RuleStats.keyOrder An array of the IKeyOrder that was used for each predicate in the tail of the rule.

Methods in com.bigdata.relation.rule.eval that return IKeyOrder

Modifier and Type	Method and Description
protected IKeyOrder[]	RuleState.computeKeyOrderForEachTail(IRule rule, IJoinNexus joinNexus, int[] order, int[] nvars) Return an array indicating the IKeyOrder that will be used when reading on each of the tail predicates.
IKeyOrder[]	RuleState.getKeyOrder()
IKeyOrder[]	IRuleState.getKeyOrder() An array of the IKeyOrder that will be used for each predicate in the tail of the rule.

Constructors in com.bigdata.relation.rule.eval with parameters of type IKeyOrder

Constructor and Description
SolutionComparator(IKeyOrder<E> keyOrder)

Uses of IKeyOrder in com.bigdata.relation.rule.eval.pipeline

Constructors in com.bigdata.relation.rule.eval.pipeline with parameters of type IKeyOrder

Constructor and Description
DistributedJoinTask(IRule rule, IJoinNexus joinNexus, int[] order, int orderIndex, int partitionId, AbstractScaleOutFederation<?> fed, IJoinMaster master, UUID masterUUID, IAsynchronousIterator<IBindingSet[]> src, IKeyOrder[] keyOrders, DataService dataService, IVariable[][] requiredVars)
JoinTaskFactoryTask(String scaleOutIndexName, IRule rule, IJoinNexusFactory joinNexusFactory, int[] order, int orderIndex, int partitionId, IJoinMaster masterProxy, UUID masterUUID, IAsynchronousIterator<IBindingSet[]> sourceItrProxy, IKeyOrder[] keyOrders, IVariable[][] requiredVars)

Uses of IKeyOrder in com.bigdata.search

Methods in com.bigdata.search that return IKeyOrder

Modifier and Type	Method and Description
IKeyOrder	FullTextIndex.getKeyOrder(IPredicate p)
IKeyOrder	FullTextIndex.getPrimaryKeyOrder()

Uses of IKeyOrder in com.bigdata.service.proxy

Methods in com.bigdata.service.proxy that return IKeyOrder

Modifier and Type	Method and Description
IKeyOrder<E>	RemoteChunk.getKeyOrder()
IKeyOrder<E>	WrappedRemoteChunkedIterator.getKeyOrder()
IKeyOrder<E>	IRemoteChunk.getKeyOrder() The natural sort orded of the elements in this chunk -or- null if the elements are not in any known order.

Methods in com.bigdata.service.proxy with parameters of type IKeyOrder

Modifier and Type	Method and Description
E[]	WrappedRemoteChunkedIterator.nextChunk(IKeyOrder<E> keyOrder)

Constructors in com.bigdata.service.proxy with parameters of type IKeyOrder

Constructor and Description
RemoteChunk(boolean exhausted, IStreamSerializer<E[]> serializer, IKeyOrder<E> keyOrder, E[] a)
RemoteChunkedIterator(IAsynchronousIterator<E[]> sourceIterator, IStreamSerializer<E[]> serializer, IKeyOrder<E> keyOrder)

Uses of IKeyOrder in com.bigdata.striterator

Classes in com.bigdata.striterator that implement IKeyOrder

Modifier and Type	Class and Description
class	AbstractKeyOrder<E> Abstract base class provides default behavior for generating keys for a given index order.

Fields in com.bigdata.striterator declared as IKeyOrder

Modifier and Type	Field and Description
protected IKeyOrder<F>	ChunkedFilter.keyOrder The natural order of the filtered chunks.

Methods in com.bigdata.striterator that return IKeyOrder

Modifier and Type	Method and Description
IKeyOrder<E>	ChunkedArraysIterator.getKeyOrder()
IKeyOrder<R>	IChunkedOrderedIterator.getKeyOrder() The natural order in which elements are being visited.
IKeyOrder<E>	EmptyChunkedIterator.getKeyOrder()
IKeyOrder<E>	ChunkedOrderedStriterator.getKeyOrder()
IKeyOrder<E>	ChunkedArrayIterator.getKeyOrder()
IKeyOrder<E>	DelegateChunkedIterator.getKeyOrder()
IKeyOrder<E>	ChunkedWrappedIterator.getKeyOrder()
IKeyOrder<E>	ChunkedResolvingIterator.getKeyOrder()
IKeyOrder<F>	ChunkedConvertingIterator.getKeyOrder()

Methods in com.bigdata.striterator with parameters of type IKeyOrder

Modifier and Type	Method and Description
E[]	ChunkedArraysIterator.nextChunk(IKeyOrder<E> keyOrder)
E[]	EmptyChunkedIterator.nextChunk(IKeyOrder<E> keyOrder)
E[]	ChunkedOrderedStriterator.nextChunk(IKeyOrder<E> keyOrder)
E[]	ChunkedArrayIterator.nextChunk(IKeyOrder<E> keyOrder)
E[]	DelegateChunkedIterator.nextChunk(IKeyOrder<E> keyOrder)
E[]	ChunkedWrappedIterator.nextChunk(IKeyOrder<E> keyOrder)
E[]	ChunkedResolvingIterator.nextChunk(IKeyOrder<E> keyOrder)
F[]	ChunkedConvertingIterator.nextChunk(IKeyOrder<F> keyOrder)
R[]	IChunkedOrderedIterator.nextChunk(IKeyOrder<R> keyOrder) Return the next "chunk" of elements.

Constructors in com.bigdata.striterator with parameters of type IKeyOrder

Constructor and Description
ChunkedArrayIterator(int n, E[] a, IKeyOrder<E> keyOrder) An iterator that visits the elements in the given array.
ChunkedArraysIterator(ICloseableIterator<E[]> a, IKeyOrder<E> keyOrder) An iterator that visits the elements in the given iterator of arrays.
ChunkedConvertingIterator(IChunkedOrderedIterator<E> src, IChunkConverter<E,F> converter, IKeyOrder<F> keyOrder) Variant ctor when you are also converting the element type.
ChunkedFilter(Object state, IKeyOrder<F> keyOrder)
ChunkedResolvingIterator(IChunkedOrderedIterator<S> src, IKeyOrder<E> keyOrder) Ctor variant when (a) you KNOW the sort order for the source iterator and (b) the source elements and the resolved elements have the same natural sort order (so the sort order is naturally preserved when the elements are resolved).
ChunkedWrappedIterator(Iterator<E> src, int chunkSize, Class<? extends E> elementClass, IKeyOrder<E> keyOrder, IElementFilter<E> filter) Create an iterator that reads from the source.
ChunkedWrappedIterator(Iterator<E> src, int chunkSize, IKeyOrder<E> keyOrder, IElementFilter<E> filter)
Chunkerator(Iterator<E> src, int chunkSize, Class<? extends E> elementClass, IKeyOrder<E> keyOrder, IElementFilter<E> filter)
EmptyChunkedIterator(IKeyOrder<E> keyOrder)
Resolver(int chunkSize, IKeyOrder<F> keyOrder)
SingleValueChunkedIterator(E e, IKeyOrder<E> keyOrder)