public class InterpretableConverter extends ConverterImpl implements ArrayBindable
InterpretableConvention, by wrapping
it in an interpreter.inTraits, traitDefdigest, id, rowType, traitSet| Modifier | Constructor and Description |
|---|---|
protected |
InterpretableConverter(RelOptCluster cluster,
RelTraitSet traits,
RelNode input) |
| Modifier and Type | Method and Description |
|---|---|
Enumerable<Object[]> |
bind(DataContext dataContext)
Executes this statement and returns an enumerable which will yield rows.
|
RelNode |
copy(RelTraitSet traitSet,
List<RelNode> inputs)
Creates a copy of this relational expression, perhaps changing traits and
inputs.
|
Class<Object[]> |
getElementType()
Gets the type of the element(s) that are returned in this collection.
|
cannotImplement, computeSelfCost, getInputTraits, getTraitDef, isDistinctchildrenAccept, deriveRowType, explainTerms, getInput, getInputs, getRows, replaceInputaccept, accept, collectVariablesSet, collectVariablesUsed, computeDigest, explain, getChildExps, getCluster, getCollationList, getConvention, getCorrelVariable, getDescription, getDigest, getExpectedInputRowType, getId, getInput, getQuery, getRelTypeName, getRowType, getTable, getTraitSet, getVariablesStopped, isKey, isValid, metadata, onRegister, recomputeDigest, register, sole, toStringclone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, waitaccept, accept, childrenAccept, collectVariablesSet, collectVariablesUsed, explain, getChildExps, getCollationList, getConvention, getCorrelVariable, getExpectedInputRowType, getInput, getInputs, getQuery, getRelTypeName, getRows, getRowType, getTable, getVariablesStopped, isKey, isValid, metadata, onRegister, recomputeDigest, register, replaceInputgetCluster, getDescription, getDigest, getId, getTraitSetprotected InterpretableConverter(RelOptCluster cluster, RelTraitSet traits, RelNode input)
public RelNode copy(RelTraitSet traitSet, List<RelNode> inputs)
RelNodeSub-classes with other important attributes are encouraged to create variants of this method with more parameters.
copy in interface RelNodecopy in class AbstractRelNodetraitSet - Trait setinputs - Inputspublic Class<Object[]> getElementType()
TypedgetElementType in interface ArrayBindablegetElementType in interface Typedpublic Enumerable<Object[]> bind(DataContext dataContext)
Bindableenvironment parameter provides the values in the root of the
environment (usually schemas).Copyright © 2012–2015 The Apache Software Foundation. All rights reserved.