Package org.apache.calcite.linq4j

Language-integrated query for Java (linq4j) main package.

See: Description

Interface Summary

Interface	Description
Enumerable<T>	Exposes the enumerator, which supports a simple iteration over a collection.
Enumerator<T>	Supports a simple iteration over a collection.
ExtendedEnumerable<TSource>	Extension methods in Enumerable.
ExtendedOrderedEnumerable<T>	Extension methods for OrderedEnumerable.
ExtendedOrderedQueryable<T>	Extension methods for OrderedQueryable.
ExtendedQueryable<TSource>	Extension methods in Queryable.
Grouping<K,V>	Represents a collection of objects that have a common key.
Lookup<K,V>	Represents a collection of keys each mapped to one or more values.
OrderedEnumerable<T>	Represents the result of applying a sorting operation to an Enumerable.
OrderedQueryable<T>	Represents the result of applying a sorting operation to a Queryable.
Queryable<T>	Provides functionality to evaluate queries against a specific data source wherein the type of the data is known.
QueryableDefaults.Replayable<T>	Replayable.
QueryableFactory<T>	Factory for building Queryable objects.
QueryProvider	Defines methods to create and execute queries that are described by a Queryable object.
RawEnumerable<T>	Exposes the enumerator, which supports a simple iteration over a collection, without the extension methods.
RawQueryable<T>	Core methods that define a Queryable.

Class Summary

Class	Description
AbstractEnumerable<T>	Abstract implementation of the Enumerable interface that implements the extension methods.
AbstractEnumerable2<T>	Abstract implementation of the Enumerable interface that implements the extension methods.
AbstractQueryable<T>	Abstract implementation of the Queryable interface that implements the extension methods.
BaseQueryable<TSource>	Skeleton implementation of Queryable.
CartesianProductEnumerator<T,E>	Enumerator over the cartesian product of enumerators.
DefaultEnumerable<T>	Implementation of the Enumerable interface that implements the extension methods by calling into the Extensions class.
DefaultQueryable<T>	Implementation of the Queryable interface that implements the extension methods by calling into the Extensions class.
DelegatingEnumerator<T>	Simple enumerator that just delegates all calls to the passed enumerator.
EnumerableDefaults	Default implementations of methods in the Enumerable interface.
EnumerableDefaults.CastingEnumerator<T>	Enumerator that casts each value.
EnumerableDefaults.LookupResultEnumerable<TResult,TKey,TAccumulate>	Reads a populated map, applying a selector function.
EnumerableDefaults.MergeJoinEnumerator<TResult,TSource,TInner,TKey extends Comparable<TKey>>	Enumerator that performs a merge join on its sorted inputs.
EnumerableDefaults.SkipWhileEnumerator<TSource>	Enumerator that implements skip-while.
EnumerableDefaults.TakeWhileEnumerator<TSource>	Enumerable that implements take-while.
EnumerableDefaults.TakeWhileLongEnumerator<TSource>	Enumerable that implements take-while.
EnumerableDefaults.WrapMap<K,V>	Map that wraps each value.
EnumerableDefaults.Wrapped<T>	Value wrapped with a comparer.
EnumerableOrderedQueryable<T>	Implementation of OrderedQueryable by an Enumerable.
EnumerableQueryable<T>	Implementation of Queryable by a Enumerable.
Extensions	Contains what, in LINQ.NET, would be extension methods.
GroupingImpl<K,V>	Implementation of Grouping.
Linq4j	Utility and factory methods for Linq4j.
Linq4j.CartesianProductListEnumerator<E>	Enumerates over the cartesian product of the given lists, returning a list for each row.
Linq4j.CollectionEnumerable<T>	Collection enumerable.
Linq4j.CompositeEnumerable<E>	Composite enumerable.
Linq4j.EnumeratorIterator<T>	Iterator that reads from an underlying Enumerator.
Linq4j.IterableEnumerable<T>	Iterable enumerable.
Linq4j.IterableEnumerator<T>	Iterable enumerator.
Linq4j.ListEnumerable<T>	List enumerable.
Linq4j.ListEnumerator<V>	Enumerator optimized for random-access list.
Linq4j.SingletonEnumerator<E>	Enumerator that returns one element.
Linq4j.SingletonNullEnumerator<E>	Enumerator that returns one null element.
LookupImpl<K,V>	Implementation of Lookup that uses an underlying map.
MemoryEnumerable<E>	Enumerable that has a (limited) memory for n past and m future steps.
MemoryEnumerator<E>	Enumerator that keeps some recent and some "future" values.
MemoryFactory<E>	Contains the State and changes internally.
MemoryFactory.Memory<E>	Contents of a "memory segment", used for implementing the MATCH_RECOGNIZE operator.
ModularInteger	Represents an integer in modular arithmetic.
Ord<E>	Pair of an element and an ordinal.
Ord.OrdArrayList<E>	List of Ord backed by an array of elements.
Ord.OrdList<E>	List of Ord backed by a list of elements.
Ord.OrdRandomAccessList<E>	List of Ord backed by a random-access list of elements.
QueryableDefaults	Default implementations for methods in the Queryable interface.
QueryableDefaults.NonLeafReplayableQueryable<T>	Non-leaf replayable queryable.
QueryableDefaults.ReplayableQueryable<T>	Replayable queryable.
QueryableRecorder<T>	Implementation of QueryableFactory that records each event and returns an object that can replay the event when you call its QueryableDefaults.ReplayableQueryable.replay(QueryableFactory) method.
QueryProviderImpl	Partial implementation of QueryProvider.
QueryProviderImpl.QueryableImpl<T>	Binds an expression to this query provider.
TransformedEnumerator<F,E>	Enumerator that applies a transform to each value from a backing enumerator.

Enum Summary

Enum	Description
JoinType	Enumeration of join types.
OpType	Operator type.

Annotation Types Summary

Annotation Type	Description
PackageMarker	This is a dummy annotation that forces javac to produce output for otherwise empty package-info.java.

Package org.apache.calcite.linq4j Description

Language-integrated query for Java (linq4j) main package.