Package org.apache.calcite.adapter.enumerable

Query optimizer rules for Java calling convention.

See: Description

Interface Summary

Interface	Description
AggAddContext	Information for a call to AggImplementor.implementAdd(AggContext, AggAddContext).
AggContext	Information on the aggregate calculation context.
AggImplementor	Implements an aggregate function by generating expressions to initialize, add to, and get a result from, an accumulator.
AggResetContext	Information for a call to AggImplementor.implementReset(AggContext, AggResetContext).
AggResultContext	Information for a call to AggImplementor.implementResult(AggContext, AggResultContext)
CallImplementor	Implements a call via given translator.
EnumerableRel	A relational expression of one of the EnumerableConvention calling conventions.
NestedBlockBuilder	Allows to build nested code blocks with tracking of current context and the nullability of particular RexNode expressions.
NotNullImplementor	Simplified version of CallImplementor that does not know about null semantics.
PhysType	Physical type of a row.
RexToLixTranslator.InputGetter	Translates a field of an input to an expression.
WinAggAddContext	Information for a call to AggImplementor.implementAdd(AggContext, AggAddContext).
WinAggContext	Marker interface to allow AggImplementor to tell if it is used in regular or windowed context.
WinAggFrameContext	Provides information on the current window.
WinAggFrameResultContext	Provides information on the current window when computing the result of the aggregation.
WinAggImplementor	Implements a windowed aggregate function by generating expressions to initialize, add to, and get a result from, an accumulator.
WinAggResetContext	Information for a call to AggImplementor.implementReset(AggContext, AggResetContext).
WinAggResultContext	Information for a call to AggImplementor.implementResult(AggContext, AggResultContext).

Class Summary

Class	Description
AggImpState	Represents internal state when implementing aggregate functions.
EnumerableAggregate	Implementation of Aggregate in enumerable calling convention.
EnumerableBindable	Relational expression that converts an enumerable input to interpretable calling convention.
EnumerableBindable.EnumerableToBindableConverterRule	Rule that converts any enumerable relational expression to bindable.
EnumerableCalc	Implementation of Calc in enumerable calling convention.
EnumerableCollect	Implementation of Collect in enumerable calling convention.
EnumerableCorrelate	Implementation of Correlate in enumerable calling convention.
EnumerableCorrelateRule	Implementation of nested loops over enumerable inputs.
EnumerableFilter	Implementation of Filter in enumerable calling convention.
EnumerableFilterToCalcRule	Variant of FilterToCalcRule for enumerable calling convention.
EnumerableInterpretable	Relational expression that converts an enumerable input to interpretable calling convention.
EnumerableInterpreter	Relational expression that executes its children using an interpreter.
EnumerableInterpreterRule	Planner rule that converts BindableRel to EnumerableRel by creating an EnumerableInterpreter.
EnumerableIntersect	Implementation of Intersect in enumerable calling convention.
EnumerableJoin	Implementation of Join in enumerable calling convention.
EnumerableLimit	Relational expression that applies a limit and/or offset to its input.
EnumerableMergeJoin	Implementation of Join in enumerable calling convention using a merge algorithm.
EnumerableMinus	Implementation of Minus in enumerable calling convention.
EnumerableProject	Implementation of Project in enumerable calling convention.
EnumerableProjectToCalcRule	Variant of ProjectToCalcRule for enumerable calling convention.
EnumerableRel.Result	Result of implementing an enumerable relational expression by generating Java code.
EnumerableRelImplementor	Subclass of RelImplementor for relational operators of EnumerableConvention calling convention.
EnumerableRules	Rules and relational operators for the enumerable calling convention.
EnumerableSemiJoin	Implementation of SemiJoin in enumerable calling convention.
EnumerableSort	Implementation of Sort in enumerable calling convention.
EnumerableTableFunctionScan	Implementation of TableFunctionScan in enumerable calling convention.
EnumerableTableFunctionScanRule	Planner rule that converts a LogicalTableFunctionScan relational expression enumerable calling convention.
EnumerableTableModify	Implementation of TableModify in enumerable calling convention.
EnumerableTableModifyRule	Planner rule that converts a LogicalTableModify relational expression enumerable calling convention.
EnumerableTableScan	Implementation of TableScan in enumerable calling convention.
EnumerableTableScanRule	Planner rule that converts a LogicalTableFunctionScan relational expression enumerable calling convention.
EnumerableThetaJoin	Implementation of Join in enumerable calling convention that allows conditions that are not just = (equals).
EnumerableUncollect	Implementation of Uncollect in enumerable calling convention.
EnumerableUnion	Implementation of Union in enumerable calling convention.
EnumerableValues	Implementation of Values in enumerable calling convention.
EnumerableValuesRule	Planner rule that converts a LogicalValues relational expression enumerable calling convention.
EnumerableWindow	Implementation of Window in enumerable calling convention.
EnumUtils	Utilities for generating programs in the Enumerable (functional) style.
JavaRelImplementor	Abstract base class for implementations of RelImplementor that generate java code.
NestedBlockBuilderImpl	Allows to build nested code blocks with tracking of current context and the nullability of particular RexNode expressions.
PhysTypeImpl	Implementation of PhysType.
ReflectiveCallNotNullImplementor	Implementation of NotNullImplementor that calls a given Method.
RexImpTable	Contains implementations of Rex operators as Java code.
RexImpTable.LagImplementor	Implementor for the LAG windowed aggregate function.
RexImpTable.LeadImplementor	Implementor for the LEAD windowed aggregate function.
RexImpTable.UserDefinedAggReflectiveImplementor	Implementor for user-defined aggregate functions.
RexToLixTranslator	Translates REX expressions to linq4j expressions.
RexToLixTranslator.InputGetterImpl	Implementation of RexToLixTranslator.InputGetter that calls PhysType.fieldReference(org.apache.calcite.linq4j.tree.Expression, int).
StrictAggImplementor	The base implementation of strict aggregate function.
StrictWinAggImplementor	The base implementation of strict window aggregate function.

Enum Summary

Enum	Description
EnumerableConvention	Family of calling conventions that return results as an Enumerable.
EnumerableRel.Prefer	Preferred physical type.
JavaRowFormat	How a row is represented as a Java value.
NullPolicy	Describes when a function/operator will return null.
RexImpTable.NullAs	Strategy what an operator should return if one of its arguments is null.
WinAggImplementor.SeekType	Allows to access rows in window partition relative to first/last and current row.

Package org.apache.calcite.adapter.enumerable Description

Query optimizer rules for Java calling convention.