Package org.apache.calcite.rel.rules
Class FilterAggregateTransposeRule
- java.lang.Object
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- org.apache.calcite.plan.RelOptRule
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- org.apache.calcite.rel.rules.FilterAggregateTransposeRule
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- Direct Known Subclasses:
DruidRules.DruidFilterAggregateTransposeRule
public class FilterAggregateTransposeRule extends RelOptRule
- See Also:
AggregateFilterTransposeRule
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Field Summary
Fields Modifier and Type Field Description static FilterAggregateTransposeRule
INSTANCE
The default instance ofFilterAggregateTransposeRule
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Fields inherited from class org.apache.calcite.plan.RelOptRule
description, operands, relBuilderFactory
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Constructor Summary
Constructors Modifier Constructor Description FilterAggregateTransposeRule(java.lang.Class<? extends Filter> filterClass, RelFactories.FilterFactory filterFactory, java.lang.Class<? extends Aggregate> aggregateClass)
Deprecated.FilterAggregateTransposeRule(java.lang.Class<? extends Filter> filterClass, RelBuilderFactory builderFactory, java.lang.Class<? extends Aggregate> aggregateClass)
Creates a FilterAggregateTransposeRule.protected
FilterAggregateTransposeRule(RelOptRuleOperand operand, RelBuilderFactory builderFactory)
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description private boolean
canPush(Aggregate aggregate, ImmutableBitSet rCols)
void
onMatch(RelOptRuleCall call)
Receives notification about a rule match.-
Methods inherited from class org.apache.calcite.plan.RelOptRule
any, convert, convert, convertList, convertOperand, convertOperand, equals, equals, getOperand, getOperands, getOutConvention, getOutTrait, hashCode, matches, none, operand, operand, operand, operand, operand, operandJ, operandJ, some, toString, unordered
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Field Detail
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INSTANCE
public static final FilterAggregateTransposeRule INSTANCE
The default instance ofFilterAggregateTransposeRule
.It matches any kind of agg. or filter
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Constructor Detail
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FilterAggregateTransposeRule
public FilterAggregateTransposeRule(java.lang.Class<? extends Filter> filterClass, RelBuilderFactory builderFactory, java.lang.Class<? extends Aggregate> aggregateClass)
Creates a FilterAggregateTransposeRule.If
filterFactory
is null, creates the same kind of filter as matched in the rule. SimilarlyaggregateFactory
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FilterAggregateTransposeRule
protected FilterAggregateTransposeRule(RelOptRuleOperand operand, RelBuilderFactory builderFactory)
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FilterAggregateTransposeRule
@Deprecated public FilterAggregateTransposeRule(java.lang.Class<? extends Filter> filterClass, RelFactories.FilterFactory filterFactory, java.lang.Class<? extends Aggregate> aggregateClass)
Deprecated.
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Method Detail
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onMatch
public void onMatch(RelOptRuleCall call)
Description copied from class:RelOptRule
Receives notification about a rule match. At the time that this method is called,call.rels
holds the set of relational expressions which match the operands to the rule;call.rels[0]
is the root expression.Typically a rule would check that the nodes are valid matches, creates a new expression, then calls back
RelOptRuleCall.transformTo(org.apache.calcite.rel.RelNode, java.util.Map<org.apache.calcite.rel.RelNode, org.apache.calcite.rel.RelNode>)
to register the expression.- Specified by:
onMatch
in classRelOptRule
- Parameters:
call
- Rule call- See Also:
RelOptRule.matches(RelOptRuleCall)
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canPush
private boolean canPush(Aggregate aggregate, ImmutableBitSet rCols)
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