Uses of Interface
org.apache.calcite.plan.Context

Packages that use Context

Package	Description
org.apache.calcite.plan	Defines interfaces for constructing rule-based optimizers of relational expressions.
org.apache.calcite.plan.hep	Provides a heuristic planner implementation for the interfaces in org.apache.calcite.plan.
org.apache.calcite.plan.volcano	Optimizes relational expressions.
org.apache.calcite.prepare	Preparation of queries (parsing, planning and implementation).
org.apache.calcite.sql	Provides a SQL parser and object model.
org.apache.calcite.sql.fun	Defines the set of standard SQL row-level functions and operators.
org.apache.calcite.sql.validate	SQL validation.
org.apache.calcite.sql2rel	Translates a SQL parse tree to relational expression.
org.apache.calcite.tools	Provides utility classes.

Uses of Context in org.apache.calcite.plan

Classes in org.apache.calcite.plan that implement Context

Modifier and Type	Class and Description
private static class	Contexts.ChainContext Context that wraps a chain of contexts.
(package private) static class	Contexts.EmptyContext Empty context.
private static class	Contexts.WrapContext Context that wraps an object.

Fields in org.apache.calcite.plan declared as Context

Modifier and Type	Field and Description
protected Context	AbstractRelOptPlanner.context External context.

Fields in org.apache.calcite.plan with type parameters of type Context

Modifier and Type	Field and Description
(package private) com.google.common.collect.ImmutableList<Context>	Contexts.ChainContext.contexts

Methods in org.apache.calcite.plan that return Context

Modifier and Type	Method and Description
static Context	Contexts.chain(Context... contexts) Returns a context that wraps a list of contexts.
private static Context	Contexts.chain(Iterable<? extends Context> contexts)
static Context	Contexts.empty() Returns a context that returns null for all inquiries.
Context	RelOptPlanner.getContext() Provides the Context created when this planner was constructed.
Context	AbstractRelOptPlanner.getContext()
static Context	Contexts.of(Object... os) Returns a context that wraps an array of objects, ignoring any nulls.
static Context	Contexts.of(Object o) Returns a context that wraps an object.
static Context	Contexts.withConfig(CalciteConnectionConfig config) Deprecated. Use Contexts.of(java.lang.Object)

Methods in org.apache.calcite.plan with parameters of type Context

Modifier and Type	Method and Description
private static void	Contexts.build(List<Context> list, Context context) Recursively populates a list of contexts.
static Context	Contexts.chain(Context... contexts) Returns a context that wraps a list of contexts.

Method parameters in org.apache.calcite.plan with type arguments of type Context

Modifier and Type	Method and Description
private static void	Contexts.build(List<Context> list, Context context) Recursively populates a list of contexts.
private static Context	Contexts.chain(Iterable<? extends Context> contexts)

Constructors in org.apache.calcite.plan with parameters of type Context

Constructor and Description
AbstractRelOptPlanner(RelOptCostFactory costFactory, Context context) Creates an AbstractRelOptPlanner.

Constructor parameters in org.apache.calcite.plan with type arguments of type Context

Constructor and Description
ChainContext(com.google.common.collect.ImmutableList<Context> contexts)

Uses of Context in org.apache.calcite.plan.hep

Constructors in org.apache.calcite.plan.hep with parameters of type Context

Constructor and Description
HepPlanner(HepProgram program, Context context) Creates a new HepPlanner that allows DAG.
HepPlanner(HepProgram program, Context context, boolean noDAG, Function2<RelNode,RelNode,Void> onCopyHook, RelOptCostFactory costFactory) Creates a new HepPlanner with the option to keep the graph a tree(noDAG=true) or allow DAG(noDAG=false).

Uses of Context in org.apache.calcite.plan.volcano

Constructors in org.apache.calcite.plan.volcano with parameters of type Context

Constructor and Description
VolcanoPlanner(Context externalContext) Creates a uninitialized VolcanoPlanner.
VolcanoPlanner(RelOptCostFactory costFactory, Context externalContext) Creates a VolcanoPlanner with a given cost factory.

Uses of Context in org.apache.calcite.prepare

Methods in org.apache.calcite.prepare with parameters of type Context

Modifier and Type	Method and Description
protected RelOptPlanner	CalcitePrepareImpl.createPlanner(CalcitePrepare.Context prepareContext, Context externalContext, RelOptCostFactory costFactory) Creates a query planner and initializes it with a default set of rules.

Uses of Context in org.apache.calcite.sql

Classes in org.apache.calcite.sql that implement Context

Modifier and Type	Class and Description
class	SqlAggFunction Abstract base class for the definition of an aggregate function: an operator which aggregates sets of values into a result.
class	SqlRankFunction Operator which aggregates sets of values into a result.

Uses of Context in org.apache.calcite.sql.fun

Classes in org.apache.calcite.sql.fun that implement Context

Modifier and Type	Class and Description
class	SqlAbstractGroupFunction Base class for grouping functions GROUP_ID, GROUPING_ID, GROUPING.
class	SqlAvgAggFunction Avg is an aggregator which returns the average of the values which go into it.
class	SqlCountAggFunction Definition of the SQL COUNT aggregation function.
class	SqlCovarAggFunction Covar is an aggregator which returns the Covariance of the values which go into it.
class	SqlFirstLastValueAggFunction FIRST_VALUE and LAST_VALUE aggregate functions return the first or the last value in a list of values that are input to the function.
(package private) class	SqlGroupIdFunction The GROUP_ID() function.
(package private) class	SqlGroupingFunction The GROUPING function.
(package private) class	SqlGroupingIdFunction Deprecated. Now that GROUPING has the same functionality, this function is deprecated.
class	SqlHistogramAggFunction HISTOGRAM is the base operator that supports the Histogram MIN/MAX aggregate functions.
class	SqlLeadLagAggFunction LEAD and LAG aggregate functions return the value of given expression evaluated at given offset.
class	SqlMinMaxAggFunction Definition of the MIN and MAX aggregate functions, returning the returns the smallest/largest of the values which go into it.
class	SqlNtileAggFunction NTILE aggregate function return the value of given expression evaluated at given offset.
class	SqlSingleValueAggFunction SINGLE_VALUE aggregate function returns the input value if there is only one value in the input; Otherwise it triggers a run-time error.
class	SqlSumAggFunction Sum is an aggregator which returns the sum of the values which go into it.
class	SqlSumEmptyIsZeroAggFunction Sum0 is an aggregator which returns the sum of the values which go into it like Sum.

Uses of Context in org.apache.calcite.sql.validate

Classes in org.apache.calcite.sql.validate that implement Context

Modifier and Type	Class and Description
class	SqlUserDefinedAggFunction User-defined aggregate function.

Uses of Context in org.apache.calcite.sql2rel

Fields in org.apache.calcite.sql2rel declared as Context

Modifier and Type	Field and Description
private Context	RelDecorrelator.context

Constructors in org.apache.calcite.sql2rel with parameters of type Context

Constructor and Description
RelDecorrelator(RelOptCluster cluster, RelDecorrelator.CorelMap cm, Context context)

Uses of Context in org.apache.calcite.tools

Fields in org.apache.calcite.tools declared as Context

Modifier and Type	Field and Description
private Context	Frameworks.ConfigBuilder.context
private Context	Frameworks.StdFrameworkConfig.context

Methods in org.apache.calcite.tools that return Context

Modifier and Type	Method and Description
Context	Frameworks.StdFrameworkConfig.getContext()
Context	FrameworkConfig.getContext() Returns the PlannerContext that should be made available during planning by calling RelOptPlanner.getContext().

Methods in org.apache.calcite.tools with parameters of type Context

Modifier and Type	Method and Description
Frameworks.ConfigBuilder	Frameworks.ConfigBuilder.context(Context c)
static RelBuilderFactory	RelBuilder.proto(Context context) Creates a RelBuilderFactory, a partially-created RelBuilder.

Constructors in org.apache.calcite.tools with parameters of type Context

Constructor and Description
PigRelBuilder(Context context, RelOptCluster cluster, RelOptSchema relOptSchema)
RelBuilder(Context context, RelOptCluster cluster, RelOptSchema relOptSchema)
StdFrameworkConfig(Context context, SqlRexConvertletTable convertletTable, SqlOperatorTable operatorTable, com.google.common.collect.ImmutableList<Program> programs, com.google.common.collect.ImmutableList<RelTraitDef> traitDefs, SqlParser.Config parserConfig, SqlToRelConverter.Config sqlToRelConverterConfig, SchemaPlus defaultSchema, RelOptCostFactory costFactory, RelDataTypeSystem typeSystem, RexExecutor executor)