Package org.apache.vxquery.compiler.rewriter

Class VXQueryOptimizationContext

java.lang.Object

org.apache.hyracks.algebricks.core.rewriter.base.AlgebricksOptimizationContext

org.apache.vxquery.compiler.rewriter.VXQueryOptimizationContext

All Implemented Interfaces:

org.apache.hyracks.algebricks.core.algebra.base.IOptimizationContext, org.apache.hyracks.algebricks.core.algebra.typing.ITypingContext

public class VXQueryOptimizationContext
extends org.apache.hyracks.algebricks.core.rewriter.base.AlgebricksOptimizationContext

Field Summary

Fields inherited from class org.apache.hyracks.algebricks.core.rewriter.base.AlgebricksOptimizationContext

eqClassGlobalMap, fdGlobalMap, logicalProps

Constructor Summary

Constructors

Constructor

Description

VXQueryOptimizationContext(int varCounter, org.apache.hyracks.algebricks.core.algebra.expressions.IExpressionEvalSizeComputer expressionEvalSizeComputer, org.apache.hyracks.algebricks.core.algebra.expressions.IMergeAggregationExpressionFactory mergeAggregationExpressionFactory, org.apache.hyracks.algebricks.core.algebra.expressions.IExpressionTypeComputer expressionTypeComputer, org.apache.hyracks.algebricks.core.algebra.expressions.INullableTypeComputer nullableTypeComputer, org.apache.hyracks.algebricks.core.rewriter.base.PhysicalOptimizationConfig physicalOptimizationConfig, org.apache.hyracks.algebricks.core.algebra.prettyprint.LogicalOperatorPrettyPrintVisitor prettyPrintVisitor)

Method Summary

Modifier and Type	Method	Description
Cardinality	getCardinalityOperatorMap(org.apache.hyracks.algebricks.core.algebra.base.ILogicalOperator op)
HashMap<Integer,DocumentOrder>	getDocumentOrderOperatorVariableMap(org.apache.hyracks.algebricks.core.algebra.base.ILogicalOperator op)
int	getTotalDataSources()
HashMap<Integer,UniqueNodes>	getUniqueNodesOperatorVariableMap(org.apache.hyracks.algebricks.core.algebra.base.ILogicalOperator op)
void	incrementTotalDataSources()
int	newCollectionId()
void	putCardinalityOperatorMap(org.apache.hyracks.algebricks.core.algebra.base.ILogicalOperator op, Cardinality cardinality)
void	putDocumentOrderOperatorVariableMap(org.apache.hyracks.algebricks.core.algebra.base.ILogicalOperator op, HashMap<Integer,DocumentOrder> variableMap)
void	putUniqueNodesOperatorVariableMap(org.apache.hyracks.algebricks.core.algebra.base.ILogicalOperator op, HashMap<Integer,UniqueNodes> variableMap)

Methods inherited from class org.apache.hyracks.algebricks.core.rewriter.base.AlgebricksOptimizationContext

addNotToBeInlinedVar, addPrimaryKey, addToDontApplySet, checkAndAddToAlreadyCompared, checkIfInDontApplySet, computeAndSetTypeEnvironmentForOperator, findPrimaryKey, getEquivalenceClassMap, getExpressionEvalSizeComputer, getExpressionTypeComputer, getFDList, getLogicalPropertiesVector, getMergeAggregationExpressionFactory, getMetadataProvider, getNullableTypeComputer, getOutputTypeEnvironment, getPhysicalOptimizationConfig, getPrettyPrintVisitor, getVarCounter, getVariableEvalSizeEnvironment, invalidateTypeEnvironmentForOperator, newVar, putEquivalenceClassMap, putFDList, putLogicalPropertiesVector, removeFromAlreadyCompared, setMetadataDeclarations, setOutputTypeEnvironment, setVarCounter, shouldNotBeInlined, updatePrimaryKeys

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

VXQueryOptimizationContext

public VXQueryOptimizationContext(int varCounter,
                                  org.apache.hyracks.algebricks.core.algebra.expressions.IExpressionEvalSizeComputer expressionEvalSizeComputer,
                                  org.apache.hyracks.algebricks.core.algebra.expressions.IMergeAggregationExpressionFactory mergeAggregationExpressionFactory,
                                  org.apache.hyracks.algebricks.core.algebra.expressions.IExpressionTypeComputer expressionTypeComputer,
                                  org.apache.hyracks.algebricks.core.algebra.expressions.INullableTypeComputer nullableTypeComputer,
                                  org.apache.hyracks.algebricks.core.rewriter.base.PhysicalOptimizationConfig physicalOptimizationConfig,
                                  org.apache.hyracks.algebricks.core.algebra.prettyprint.LogicalOperatorPrettyPrintVisitor prettyPrintVisitor)

Method Detail

incrementTotalDataSources

public void incrementTotalDataSources()

getTotalDataSources

public int getTotalDataSources()

newCollectionId

public int newCollectionId()

getCardinalityOperatorMap

public Cardinality getCardinalityOperatorMap(org.apache.hyracks.algebricks.core.algebra.base.ILogicalOperator op)

putCardinalityOperatorMap

public void putCardinalityOperatorMap(org.apache.hyracks.algebricks.core.algebra.base.ILogicalOperator op,
                                      Cardinality cardinality)

getDocumentOrderOperatorVariableMap

public HashMap<Integer,DocumentOrder> getDocumentOrderOperatorVariableMap(org.apache.hyracks.algebricks.core.algebra.base.ILogicalOperator op)

putDocumentOrderOperatorVariableMap

public void putDocumentOrderOperatorVariableMap(org.apache.hyracks.algebricks.core.algebra.base.ILogicalOperator op,
                                                HashMap<Integer,DocumentOrder> variableMap)

getUniqueNodesOperatorVariableMap

public HashMap<Integer,UniqueNodes> getUniqueNodesOperatorVariableMap(org.apache.hyracks.algebricks.core.algebra.base.ILogicalOperator op)

putUniqueNodesOperatorVariableMap

public void putUniqueNodesOperatorVariableMap(org.apache.hyracks.algebricks.core.algebra.base.ILogicalOperator op,
                                              HashMap<Integer,UniqueNodes> variableMap)