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

Packages that use Join

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.rel2sql	Translates a relational expression to SQL parse tree.
org.apache.calcite.rel.rules	Provides a core set of planner rules.
org.apache.calcite.rex	Provides a language for representing row-expressions.
org.apache.calcite.sql2rel	Translates a SQL parse tree to relational expression.

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

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

Modifier and Type	Class and Description
class	EnumerableJoin Implementation of Join in enumerable calling convention.
class	EnumerableMergeJoin Implementation of Join in enumerable calling convention using a merge algorithm.
class	EnumerableSemiJoin Implementation of SemiJoin in enumerable calling convention.
class	EnumerableThetaJoin Implementation of Join in enumerable calling convention that allows conditions that are not just = (equals).

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

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

Modifier and Type	Class and Description
static class	JdbcRules.JdbcJoin Join operator implemented in JDBC convention.

Methods in org.apache.calcite.adapter.jdbc with parameters of type Join

Modifier and Type	Method and Description
RelNode	JdbcRules.JdbcJoinRule.convert(Join join, boolean convertInputTraits) Converts a Join into a JdbcJoin.

Uses of Join in org.apache.calcite.interpreter

Subclasses of Join in org.apache.calcite.interpreter

Modifier and Type	Class and Description
static class	Bindables.BindableJoin Implementation of Join in bindable calling convention.

Fields in org.apache.calcite.interpreter declared as Join

Modifier and Type	Field and Description
private Join	JoinNode.rel

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

Modifier and Type	Method and Description
void	Nodes.CoreCompiler.visit(Join join)

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

Constructor and Description
JoinNode(Compiler compiler, Join rel)

Uses of Join in org.apache.calcite.plan

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

Modifier and Type	Method and Description
static List<RexNode>	RelOptUtil.createSwappedJoinExprs(RelNode newJoin, Join origJoin, boolean origOrder) Creates projection expressions reflecting the swapping of a join's input.
static RelNode	RelOptUtil.pushDownJoinConditions(Join originalJoin) Deprecated.
static RelNode	RelOptUtil.pushDownJoinConditions(Join originalJoin, RelBuilder relBuilder) Pushes down expressions in "equal" join condition.
private static RelNode	RelOptUtil.pushDownJoinConditions(Join originalJoin, RelBuilderFactory relBuilderFactory)
static RelNode	RelOptUtil.pushDownJoinConditions(Join originalJoin, RelFactories.ProjectFactory projectFactory) Deprecated.

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

Subclasses of Join in org.apache.calcite.rel.core

Modifier and Type	Class and Description
class	EquiJoin Base class for any join whose condition is based on column equality.
class	SemiJoin Relational expression that joins two relational expressions according to some condition, but outputs only columns from the left input, and eliminates duplicates.

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

Modifier and Type	Method and Description
Join	Join.copy(RelTraitSet traitSet, List<RelNode> inputs)
abstract Join	Join.copy(RelTraitSet traitSet, RexNode conditionExpr, RelNode left, RelNode right, JoinRelType joinType, boolean semiJoinDone) Creates a copy of this join, overriding condition, system fields and inputs.

Methods in org.apache.calcite.rel.core with parameters of type Join

Modifier and Type	Method and Description
static double	Join.estimateJoinedRows(Join joinRel, RexNode condition) Deprecated. Use RelMdUtil.getJoinRowCount(RelMetadataQuery, Join, RexNode).

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

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

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

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

Fields in org.apache.calcite.rel.metadata declared as Join

Modifier and Type	Field and Description
(package private) Join	RelMdPredicates.JoinConditionBasedPredicateInference.joinRel

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

Modifier and Type	Method and Description
Boolean	RelMdColumnUniqueness.areColumnsUnique(Join rel, RelMetadataQuery mq, ImmutableBitSet columns, boolean ignoreNulls)
List<Double>	RelMdSize.averageColumnSizes(Join rel, RelMetadataQuery mq)
private List<Double>	RelMdSize.averageJoinColumnSizes(Join rel, RelMetadataQuery mq, boolean semijoin)
RelOptPredicateList	RelMdAllPredicates.getAllPredicates(Join join, RelMetadataQuery mq) Add the Join condition to the list obtained from the input.
Set<RelColumnOrigin>	RelMdColumnOrigins.getColumnOrigins(Join rel, RelMetadataQuery mq, int iOutputColumn)
Double	RelMdDistinctRowCount.getDistinctRowCount(Join rel, RelMetadataQuery mq, ImmutableBitSet groupKey, RexNode predicate)
Set<RexNode>	RelMdExpressionLineage.getExpressionLineage(Join rel, RelMetadataQuery mq, RexNode outputExpression) Expression lineage from Join.
static Double	RelMdUtil.getJoinRowCount(RelMetadataQuery mq, Join join, RexNode condition) Returns an estimate of the number of rows returned by a Join.
Double	RelMdMaxRowCount.getMaxRowCount(Join rel, RelMetadataQuery mq)
Double	RelMdMinRowCount.getMinRowCount(Join rel, RelMetadataQuery mq)
com.google.common.collect.Multimap<Class<? extends RelNode>,RelNode>	RelMdNodeTypes.getNodeTypes(Join rel, RelMetadataQuery mq)
Double	RelMdPercentageOriginalRows.getPercentageOriginalRows(Join rel, RelMetadataQuery mq)
Double	RelMdPopulationSize.getPopulationSize(Join rel, RelMetadataQuery mq, ImmutableBitSet groupKey)
RelOptPredicateList	RelMdPredicates.getPredicates(Join join, RelMetadataQuery mq) Infers predicates for a Join.
Double	RelMdRowCount.getRowCount(Join rel, RelMetadataQuery mq)
Set<RexTableInputRef.RelTableRef>	RelMdTableReferences.getTableReferences(Join rel, RelMetadataQuery mq) Table references from Join.
Set<ImmutableBitSet>	RelMdUniqueKeys.getUniqueKeys(Join rel, RelMetadataQuery mq, boolean ignoreNulls)

Constructors in org.apache.calcite.rel.metadata with parameters of type Join

Constructor and Description
JoinConditionBasedPredicateInference(Join joinRel, boolean isSemiJoin, RexNode lPreds, RexNode rPreds)
JoinConditionBasedPredicateInference(Join joinRel, RexNode lPreds, RexNode rPreds)

Uses of Join in org.apache.calcite.rel.rel2sql

Methods in org.apache.calcite.rel.rel2sql with parameters of type Join

Modifier and Type	Method and Description
SqlImplementor.Result	RelToSqlConverter.visit(Join e)

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

Fields in org.apache.calcite.rel.rules with type parameters of type Join

Modifier and Type	Field and Description
private static com.google.common.base.Predicate<Join>	SemiJoinRule.IS_LEFT_OR_INNER

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

Modifier and Type	Method and Description
boolean	FilterJoinRule.Predicate.apply(Join join, JoinRelType joinType, RexNode exp)
private List<RelNode>	JoinToMultiJoinRule.combineInputs(Join join, RelNode left, RelNode right, List<ImmutableBitSet> projFieldsList, List<int[]> joinFieldRefCountsList) Combines the inputs into a LogicalJoin into an array of inputs.
private List<RexNode>	JoinToMultiJoinRule.combineJoinFilters(Join joinRel, RelNode left, RelNode right) Combines the join filters from the left and right inputs (if they are MultiJoinRels) with the join filter in the joinrel into a single AND'd join filter, unless the inputs correspond to null generating inputs in an outer join
private void	JoinToMultiJoinRule.combineOuterJoins(Join joinRel, List<RelNode> combinedInputs, RelNode left, RelNode right, List<Pair<JoinRelType,RexNode>> joinSpecs) Combines the outer join conditions and join types from the left and right join inputs.
private List<RexNode>	JoinToMultiJoinRule.combinePostJoinFilters(Join joinRel, RelNode left, RelNode right) Combines the post-join filters from the left and right inputs (if they are MultiJoinRels) into a single AND'd filter.
static boolean	LoptOptimizeJoinRule.isRemovableSelfJoin(Join joinRel) Determines whether a join is a removable self-join.
protected void	FilterJoinRule.perform(RelOptRuleCall call, Filter filter, Join join)
protected void	SemiJoinRule.perform(RelOptRuleCall call, Project project, Join join, RelNode left, Aggregate aggregate)
private RexNode	JoinToMultiJoinRule.shiftRightFilter(Join joinRel, RelNode left, MultiJoin right, RexNode rightFilter) Shifts a filter originating from the right child of the LogicalJoin to the right, to reflect the filter now being applied on the resulting MultiJoin.
static RelNode	JoinCommuteRule.swap(Join join) Returns a relational expression with the inputs switched round.
static RelNode	JoinCommuteRule.swap(Join join, boolean swapOuterJoins) Returns a relational expression with the inputs switched round.
protected void	FilterJoinRule.validateJoinFilters(List<RexNode> aboveFilters, List<RexNode> joinFilters, Join join, JoinRelType joinType) Validates that target execution framework can satisfy join filters.

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

Constructor and Description
AggregateJoinTransposeRule(Class<? extends Aggregate> aggregateClass, Class<? extends Join> joinClass, RelBuilderFactory relBuilderFactory, boolean allowFunctions) Creates an AggregateJoinTransposeRule.
AggregateJoinTransposeRule(Class<? extends Aggregate> aggregateClass, RelFactories.AggregateFactory aggregateFactory, Class<? extends Join> joinClass, RelFactories.JoinFactory joinFactory) Deprecated.
AggregateJoinTransposeRule(Class<? extends Aggregate> aggregateClass, RelFactories.AggregateFactory aggregateFactory, Class<? extends Join> joinClass, RelFactories.JoinFactory joinFactory, boolean allowFunctions) Deprecated.
AggregateJoinTransposeRule(Class<? extends Aggregate> aggregateClass, RelFactories.AggregateFactory aggregateFactory, Class<? extends Join> joinClass, RelFactories.JoinFactory joinFactory, RelFactories.ProjectFactory projectFactory) Deprecated.
AggregateJoinTransposeRule(Class<? extends Aggregate> aggregateClass, RelFactories.AggregateFactory aggregateFactory, Class<? extends Join> joinClass, RelFactories.JoinFactory joinFactory, RelFactories.ProjectFactory projectFactory, boolean allowFunctions) Deprecated.
JoinAddRedundantSemiJoinRule(Class<? extends Join> clazz, RelBuilderFactory relBuilderFactory) Creates an JoinAddRedundantSemiJoinRule.
JoinCommuteRule(Class<? extends Join> clazz, RelBuilderFactory relBuilderFactory, boolean swapOuter) Creates a JoinCommuteRule.
JoinCommuteRule(Class<? extends Join> clazz, RelFactories.ProjectFactory projectFactory) Deprecated.
JoinCommuteRule(Class<? extends Join> clazz, RelFactories.ProjectFactory projectFactory, boolean swapOuter) Deprecated.
JoinExtractFilterRule(Class<? extends Join> clazz, RelBuilderFactory relBuilderFactory) Creates a JoinExtractFilterRule.
JoinPushExpressionsRule(Class<? extends Join> clazz, RelBuilderFactory relBuilderFactory) Creates a JoinPushExpressionsRule.
JoinPushExpressionsRule(Class<? extends Join> clazz, RelFactories.ProjectFactory projectFactory) Deprecated.
JoinPushThroughJoinRule(String description, boolean right, Class<? extends Join> clazz, RelBuilderFactory relBuilderFactory) Creates a JoinPushThroughJoinRule.
JoinPushThroughJoinRule(String description, boolean right, Class<? extends Join> clazz, RelFactories.ProjectFactory projectFactory) Deprecated.
JoinPushTransitivePredicatesRule(Class<? extends Join> clazz, RelBuilderFactory relBuilderFactory) Creates a JoinPushTransitivePredicatesRule.
JoinPushTransitivePredicatesRule(Class<? extends Join> clazz, RelFactories.FilterFactory filterFactory) Deprecated.
JoinReduceExpressionsRule(Class<? extends Join> joinClass, boolean matchNullability, RelBuilderFactory relBuilderFactory)
JoinReduceExpressionsRule(Class<? extends Join> joinClass, RelBuilderFactory relBuilderFactory) Deprecated.
JoinToMultiJoinRule(Class<? extends Join> clazz) Deprecated.
JoinToMultiJoinRule(Class<? extends Join> clazz, RelBuilderFactory relBuilderFactory) Creates a JoinToMultiJoinRule.
JoinToSemiJoinRule(Class<Join> joinClass, Class<Aggregate> aggregateClass, RelBuilderFactory relBuilderFactory, String description) Creates a JoinToSemiJoinRule.
ProjectToSemiJoinRule(Class<Project> projectClass, Class<Join> joinClass, Class<Aggregate> aggregateClass, RelBuilderFactory relBuilderFactory, String description) Creates a ProjectToSemiJoinRule.
SemiJoinRule(Class<Join> joinClass, Class<Aggregate> aggregateClass, RelBuilderFactory relBuilderFactory, String description)
SemiJoinRule(Class<Project> projectClass, Class<Join> joinClass, Class<Aggregate> aggregateClass, RelBuilderFactory relBuilderFactory, String description)
SortJoinTransposeRule(Class<? extends Sort> sortClass, Class<? extends Join> joinClass) Deprecated.
SortJoinTransposeRule(Class<? extends Sort> sortClass, Class<? extends Join> joinClass, RelBuilderFactory relBuilderFactory) Creates a SortJoinTransposeRule.

Uses of Join in org.apache.calcite.rex

Fields in org.apache.calcite.rex with type parameters of type Join

Modifier and Type	Field and Description
static com.google.common.base.Predicate<Join>	RexUtil.SubQueryFinder.JOIN_PREDICATE Returns whether a Join contains a sub-query.

Uses of Join in org.apache.calcite.sql2rel

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

Modifier and Type	Method and Description
RelFieldTrimmer.TrimResult	RelFieldTrimmer.trimFields(Join join, ImmutableBitSet fieldsUsed, Set<RelDataTypeField> extraFields) Variant of RelFieldTrimmer.trimFields(RelNode, ImmutableBitSet, Set) for LogicalJoin.