Uses of Class
org.apache.calcite.rel.core.Project

Packages that use Project

Package	Description
org.apache.calcite.adapter.enumerable	Query optimizer rules for Java calling convention.
org.apache.calcite.adapter.jdbc	Query provider based on a JDBC data source.
org.apache.calcite.interpreter	Provides an implementation of relational expressions using an interpreter.
org.apache.calcite.plan	Defines interfaces for constructing rule-based optimizers of relational expressions.
org.apache.calcite.rel.core	Defines core relational expressions.
org.apache.calcite.rel.logical	Defines logical relational expressions.
org.apache.calcite.rel.metadata	Defines metadata interfaces and utilities for relational expressions.
org.apache.calcite.rel.rules	Provides a core set of planner rules.
org.apache.calcite.sql2rel	Translates a SQL parse tree to relational expression.

Uses of Project in org.apache.calcite.adapter.enumerable

Subclasses of Project in org.apache.calcite.adapter.enumerable

Modifier and Type	Class and Description
class	EnumerableProject Implementation of Project in enumerable calling convention.

Uses of Project in org.apache.calcite.adapter.jdbc

Subclasses of Project in org.apache.calcite.adapter.jdbc

Modifier and Type	Class and Description
static class	JdbcRules.JdbcProject Implementation of LogicalProject in jdbc calling convention.

Uses of Project in org.apache.calcite.interpreter

Subclasses of Project in org.apache.calcite.interpreter

Modifier and Type	Class and Description
static class	Bindables.BindableProject Implementation of Project in bindable calling convention.

Methods in org.apache.calcite.interpreter with parameters of type Project

Modifier and Type	Method and Description
void	Nodes.CoreCompiler.visit(Project project)

Constructors in org.apache.calcite.interpreter with parameters of type Project

Constructor and Description
ProjectNode(Interpreter interpreter, Project rel)

Uses of Project in org.apache.calcite.plan

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

Modifier and Type	Field and Description
static com.google.common.base.Predicate<Project>	RelOptUtil.PROJECT_PREDICATE Predicate for whether a project contains multisets or windowed aggregates.

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

Modifier and Type	Method and Description
static boolean	RelOptUtil.checkProjAndChildInputs(Project project, boolean checkNames) Determines if a projection and its input reference identical input references.
static RexNode	RelOptUtil.pushFilterPastProject(RexNode filter, Project projRel) Converts a filter to the new filter that would result if the filter is pushed past a LogicalProject that it currently is referencing.

Uses of Project in org.apache.calcite.rel.core

Methods in org.apache.calcite.rel.core that return Project

Modifier and Type	Method and Description
abstract Project	Project.copy(RelTraitSet traitSet, RelNode input, List<RexNode> projects, RelDataType rowType) Copies a project.
Project	Project.copy(RelTraitSet traitSet, RelNode input, List<RexNode> projects, RelDataType rowType, int flags) Deprecated.

Uses of Project in org.apache.calcite.rel.logical

Subclasses of Project in org.apache.calcite.rel.logical

Modifier and Type	Class and Description
class	LogicalProject Sub-class of Project not targeted at any particular engine or calling convention.

Uses of Project in org.apache.calcite.rel.metadata

Methods in org.apache.calcite.rel.metadata with parameters of type Project

Modifier and Type	Method and Description
Boolean	RelMdColumnUniqueness.areColumnsUnique(Project rel, ImmutableBitSet columns, boolean ignoreNulls)
List<Double>	RelMdSize.averageColumnSizes(Project rel)
static Double	RelMdUtil.cardOfProjExpr(Project rel, RexNode expr) Computes the cardinality of a particular expression from the projection list
com.google.common.collect.ImmutableList<RelCollation>	RelMdCollation.collations(Project project)
RelDistribution	RelMdDistribution.distribution(Project project)
Set<RelColumnOrigin>	RelMdColumnOrigins.getColumnOrigins(Project rel, int iOutputColumn)
Double	RelMdDistinctRowCount.getDistinctRowCount(Project rel, ImmutableBitSet groupKey, RexNode predicate)
Double	RelMdPopulationSize.getPopulationSize(Project rel, ImmutableBitSet groupKey)
RelOptPredicateList	RelMdPredicates.getPredicates(Project project) Infers predicates for a project.
Double	RelMdRowCount.getRowCount(Project rel)
Double	RelMdSelectivity.getSelectivity(Project rel, RexNode predicate)
Set<ImmutableBitSet>	RelMdUniqueKeys.getUniqueKeys(Project rel, boolean ignoreNulls)

Uses of Project in org.apache.calcite.rel.rules

Methods in org.apache.calcite.rel.rules that return Project

Modifier and Type	Method and Description
protected Project	JoinProjectTransposeRule.getRightChild(RelOptRuleCall call)

Methods in org.apache.calcite.rel.rules with parameters of type Project

Modifier and Type	Method and Description
static RelNode	AggregateProjectMergeRule.apply(Aggregate aggregate, Project project)
protected void	AggregateStarTableRule.apply(RelOptRuleCall call, Project postProject, Aggregate aggregate, StarTable.StarTableScan scan)
protected void	ProjectTableScanRule.apply(RelOptRuleCall call, Project project, TableScan scan)
protected RelNode	JoinProjectTransposeRule.getProjectChild(RelOptRuleCall call, Project project, boolean leftChild) Returns the child of the project that will be used as input into the new LogicalJoin once the projects are pulled above the LogicalJoin.
static boolean	ProjectRemoveRule.isTrivial(Project project)
static RelNode	ProjectRemoveRule.strip(Project project) Returns the child of a project if the project is trivial, otherwise the project itself.

Constructor parameters in org.apache.calcite.rel.rules with type arguments of type Project

Constructor and Description
FilterProjectTransposeRule(Class<? extends Filter> filterClass, RelFactories.FilterFactory filterFactory, Class<? extends Project> projectClass, RelFactories.ProjectFactory projectFactory) Creates a FilterProjectTransposeRule.

Uses of Project in org.apache.calcite.sql2rel

Methods in org.apache.calcite.sql2rel with parameters of type Project

Modifier and Type	Method and Description
RelFieldTrimmer.TrimResult	RelFieldTrimmer.trimFields(Project project, ImmutableBitSet fieldsUsed, Set<RelDataTypeField> extraFields) Variant of RelFieldTrimmer.trimFields(RelNode, ImmutableBitSet, Set) for LogicalProject.