Class EnumerableFilter
java.lang.Object
org.apache.calcite.rel.AbstractRelNode
org.apache.calcite.rel.SingleRel
org.apache.calcite.rel.core.Filter
org.apache.calcite.adapter.enumerable.EnumerableFilter
- All Implemented Interfaces:
Cloneable
,EnumerableRel
,RelOptNode
,PhysicalNode
,RelNode
public class EnumerableFilter extends Filter implements EnumerableRel
Implementation of
Filter
in
enumerable calling convention
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Nested Class Summary
Nested classes/interfaces inherited from interface org.apache.calcite.adapter.enumerable.EnumerableRel
EnumerableRel.Prefer, EnumerableRel.Result
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Field Summary
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Constructor Summary
Constructors Constructor Description EnumerableFilter(RelOptCluster cluster, RelTraitSet traitSet, RelNode child, RexNode condition)
Creates an EnumerableFilter. -
Method Summary
Modifier and Type Method Description EnumerableFilter
copy(RelTraitSet traitSet, RelNode input, RexNode condition)
static EnumerableFilter
create(RelNode input, RexNode condition)
Creates an EnumerableFilter.Pair<RelTraitSet,List<RelTraitSet>>
deriveTraits(RelTraitSet childTraits, int childId)
Derive traitset from child node, returns a pair of traits after traits derivation.EnumerableRel.Result
implement(EnumerableRelImplementor implementor, EnumerableRel.Prefer pref)
Creates a plan for this expression according to a calling convention.Pair<RelTraitSet,List<RelTraitSet>>
passThroughTraits(RelTraitSet required)
Pass required traitset from parent node to child nodes, returns a pair of traits after traits is passed down.Methods inherited from class org.apache.calcite.rel.core.Filter
accept, computeSelfCost, containsOver, copy, deepEquals0, deepHashCode0, estimateFilteredRows, estimateFilteredRows, estimateRowCount, explainTerms, getCondition, isValid
Methods inherited from class org.apache.calcite.rel.SingleRel
childrenAccept, deriveRowType, getInput, getInputs, replaceInput
Methods inherited from class org.apache.calcite.rel.AbstractRelNode
accept, collectVariablesSet, collectVariablesUsed, deepEquals, deepHashCode, equals, explain, getCluster, getConvention, getCorrelVariable, getDescription, getDigest, getExpectedInputRowType, getId, getInput, getRelDigest, getRelTypeName, getRowType, getTable, getTraitSet, getVariablesSet, hashCode, isEnforcer, metadata, onRegister, recomputeDigest, register, sole, toString
Methods inherited from class java.lang.Object
clone, finalize, getClass, notify, notifyAll, wait, wait, wait
Methods inherited from interface org.apache.calcite.rel.RelNode
accept, accept, childrenAccept, collectVariablesSet, collectVariablesUsed, computeSelfCost, copy, deepEquals, deepHashCode, estimateRowCount, explain, explain, getConvention, getCorrelVariable, getDigest, getExpectedInputRowType, getInput, getInputs, getRelDigest, getRelTypeName, getRowType, getTable, getVariablesSet, isEnforcer, isValid, metadata, onRegister, recomputeDigest, register, replaceInput
Methods inherited from interface org.apache.calcite.plan.RelOptNode
getCluster, getDescription, getId, getTraitSet
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Constructor Details
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EnumerableFilter
public EnumerableFilter(RelOptCluster cluster, RelTraitSet traitSet, RelNode child, RexNode condition)Creates an EnumerableFilter.Use
create(org.apache.calcite.rel.RelNode, org.apache.calcite.rex.RexNode)
unless you know what you're doing.
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Method Details
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create
Creates an EnumerableFilter. -
copy
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implement
public EnumerableRel.Result implement(EnumerableRelImplementor implementor, EnumerableRel.Prefer pref)Description copied from interface:EnumerableRel
Creates a plan for this expression according to a calling convention.- Specified by:
implement
in interfaceEnumerableRel
- Parameters:
implementor
- Implementorpref
- Preferred representation for rows in result expression- Returns:
- Plan for this expression according to a calling convention
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passThroughTraits
Description copied from interface:PhysicalNode
Pass required traitset from parent node to child nodes, returns a pair of traits after traits is passed down.Pair.left: the new traitset
Pair.right: the list of required traitsets for child nodes
- Specified by:
passThroughTraits
in interfaceEnumerableRel
- Specified by:
passThroughTraits
in interfacePhysicalNode
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deriveTraits
Description copied from interface:PhysicalNode
Derive traitset from child node, returns a pair of traits after traits derivation.Pair.left: the new traitset
Pair.right: the list of required traitsets for child nodes
- Specified by:
deriveTraits
in interfaceEnumerableRel
- Specified by:
deriveTraits
in interfacePhysicalNode
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