Uses of Class
org.apache.pig.newplan.logical.relational.LogicalRelationalOperator

Packages that use LogicalRelationalOperator

Package	Description
org.apache.pig.backend.hadoop.executionengine
org.apache.pig.newplan.logical
org.apache.pig.newplan.logical.expression
org.apache.pig.newplan.logical.optimizer
org.apache.pig.newplan.logical.relational
org.apache.pig.newplan.logical.rules
org.apache.pig.newplan.logical.visitor
org.apache.pig.pen
org.apache.pig.pen.util

Uses of LogicalRelationalOperator in org.apache.pig.backend.hadoop.executionengine

Methods in org.apache.pig.backend.hadoop.executionengine that return types with arguments of type LogicalRelationalOperator

Modifier and Type	Method and Description
java.util.Map<LOForEach,java.util.Map<LogicalRelationalOperator,PhysicalOperator>>	HExecutionEngine.getForEachInnerLogToPhyMap(LogicalPlan plan)

Uses of LogicalRelationalOperator in org.apache.pig.newplan.logical

Methods in org.apache.pig.newplan.logical with type parameters of type LogicalRelationalOperator

Modifier and Type	Method and Description
static <C extends LogicalRelationalOperator> java.util.LinkedList<C>	Util.getLogicalRelationalOperators(LogicalPlan plan, java.lang.Class<C> opClass) Returns a LinkedList of operators contained within the physical plan which implement the supplied class, in dependency order.

Methods in org.apache.pig.newplan.logical with parameters of type LogicalRelationalOperator

Modifier and Type	Method and Description
static LOForEach	Util.addForEachAfter(LogicalPlan plan, LogicalRelationalOperator op, int branch, java.util.Set<java.lang.Integer> columnsToDrop)

Uses of LogicalRelationalOperator in org.apache.pig.newplan.logical.expression

Fields in org.apache.pig.newplan.logical.expression declared as LogicalRelationalOperator

Modifier and Type	Field and Description
protected LogicalRelationalOperator	ExpToPhyTranslationVisitor.currentOp

Methods in org.apache.pig.newplan.logical.expression that return LogicalRelationalOperator

Modifier and Type	Method and Description
LogicalRelationalOperator	ProjectExpression.findReferent() Find the LogicalRelationalOperator that this projection refers to.
LogicalRelationalOperator	ProjectExpression.getAttachedRelationalOp()

Methods in org.apache.pig.newplan.logical.expression with parameters of type LogicalRelationalOperator

Modifier and Type	Method and Description
void	ProjectExpression.setAttachedRelationalOp(LogicalRelationalOperator attachedRelationalOp)

Constructors in org.apache.pig.newplan.logical.expression with parameters of type LogicalRelationalOperator

Constructor and Description
ExpToPhyTranslationVisitor(OperatorPlan plan, LogicalRelationalOperator op, PhysicalPlan phyPlan, java.util.Map<Operator,PhysicalOperator> map)
ExpToPhyTranslationVisitor(OperatorPlan plan, PlanWalker walker, LogicalRelationalOperator op, PhysicalPlan phyPlan, java.util.Map<Operator,PhysicalOperator> map)
ProjectExpression(OperatorPlan plan, int inputNum, int colNum, LogicalRelationalOperator attachedRelationalOp) Adds projection to the plan.
ProjectExpression(OperatorPlan plan, int inputNum, LogicalRelationalOperator attachedRelationalOp) Constructor for range projection Adds projection to the plan.
ProjectExpression(OperatorPlan plan, int inputNum, java.lang.String alias, Operator projectedOp, LogicalRelationalOperator attachedRelationalOp) Adds projection to the plan.

Uses of LogicalRelationalOperator in org.apache.pig.newplan.logical.optimizer

Fields in org.apache.pig.newplan.logical.optimizer declared as LogicalRelationalOperator

Modifier and Type	Field and Description
protected LogicalRelationalOperator	AllExpressionVisitor.currentOp

Methods in org.apache.pig.newplan.logical.optimizer with parameters of type LogicalRelationalOperator

Modifier and Type	Method and Description
protected abstract void	AllSameRalationalNodesVisitor.execute(LogicalRelationalOperator op) Method to call on every node in the logical plan.

Uses of LogicalRelationalOperator in org.apache.pig.newplan.logical.relational

Subclasses of LogicalRelationalOperator in org.apache.pig.newplan.logical.relational

Modifier and Type	Class and Description
class	LOCogroup
class	LOCross
class	LOCube CUBE operator implementation for data cube computation.
class	LODistinct
class	LOFilter
class	LOForEach
class	LOGenerate
class	LOInnerLoad Operator to map the data into the inner plan of LOForEach It can only be used in the inner plan of LOForEach
class	LOJoin
class	LOLimit
class	LOLoad
class	LONative
class	LORank RANK operator implementation.
class	LOSort
class	LOSplit
class	LOSplitOutput
class	LOStore
class	LOStream
class	LOUnion

Methods in org.apache.pig.newplan.logical.relational with parameters of type LogicalRelationalOperator

Modifier and Type	Method and Description
protected boolean	LogicalRelationalOperator.checkEquality(LogicalRelationalOperator other) Do some basic equality checks on two relational operators.

Uses of LogicalRelationalOperator in org.apache.pig.newplan.logical.rules

Methods in org.apache.pig.newplan.logical.rules with parameters of type LogicalRelationalOperator

Modifier and Type	Method and Description
protected abstract LogicalSchema	TypeCastInserter.determineSchema(LogicalRelationalOperator op)
protected LogicalSchema	StreamTypeCastInserter.determineSchema(LogicalRelationalOperator op)
protected LogicalSchema	LoadTypeCastInserter.determineSchema(LogicalRelationalOperator op) if we are inserting casts in a load and if the loader implements determineSchema(), insert casts only where necessary Note that in this case, the data coming out of the loader is not a BYTEARRAY but is whatever determineSchema() says it is.
protected abstract boolean	TypeCastInserter.isCastAdjusted(LogicalRelationalOperator op)
protected boolean	StreamTypeCastInserter.isCastAdjusted(LogicalRelationalOperator op)
protected boolean	LoadTypeCastInserter.isCastAdjusted(LogicalRelationalOperator op)
protected abstract void	TypeCastInserter.markCastInserted(LogicalRelationalOperator op)
protected void	StreamTypeCastInserter.markCastInserted(LogicalRelationalOperator op)
protected void	LoadTypeCastInserter.markCastInserted(LogicalRelationalOperator op)
protected abstract void	TypeCastInserter.markCastNoNeed(LogicalRelationalOperator op)
protected void	StreamTypeCastInserter.markCastNoNeed(LogicalRelationalOperator op)
protected void	LoadTypeCastInserter.markCastNoNeed(LogicalRelationalOperator op)

Constructors in org.apache.pig.newplan.logical.rules with parameters of type LogicalRelationalOperator

Constructor and Description
ConstantCalculatorExpressionVisitor(OperatorPlan expPlan, LogicalRelationalOperator currentOp, PigContext pc)

Constructor parameters in org.apache.pig.newplan.logical.rules with type arguments of type LogicalRelationalOperator

Constructor and Description
ConstantCalculatorTransformer(java.util.List<LogicalRelationalOperator> processedOperators, PigContext pc)

Uses of LogicalRelationalOperator in org.apache.pig.newplan.logical.visitor

Methods in org.apache.pig.newplan.logical.visitor with parameters of type LogicalRelationalOperator

Modifier and Type	Method and Description
void	ImplicitSplitInsertVisitor.execute(LogicalRelationalOperator op)
protected void	SchemaAliasVisitor.validate(LogicalRelationalOperator op) The logic here is to check if we have duplicate alias in each schema

Constructors in org.apache.pig.newplan.logical.visitor with parameters of type LogicalRelationalOperator

Constructor and Description
ResetProjectionAttachedRelationalOpVisitor(LogicalExpressionPlan plan, LogicalRelationalOperator op)
TypeCheckingExpVisitor(OperatorPlan expPlan, CompilationMessageCollector msgCollector, LogicalRelationalOperator relOp)

Uses of LogicalRelationalOperator in org.apache.pig.pen

Methods in org.apache.pig.pen that return types with arguments of type LogicalRelationalOperator

Modifier and Type	Method and Description
java.util.Map<LogicalRelationalOperator,java.util.Collection<IdentityHashSet<Tuple>>>	ExampleGenerator.getLoToEqClassMap()
static java.util.Map<LogicalRelationalOperator,java.util.Collection<IdentityHashSet<Tuple>>>	EquivalenceClasses.getLoToEqClassMap(PhysicalPlan plan, LogicalPlan lp, java.util.Map<Operator,PhysicalOperator> logToPhyMap, java.util.Map<Operator,DataBag> logToDataMap, java.util.Map<LOForEach,java.util.Map<LogicalRelationalOperator,PhysicalOperator>> forEachInnerLogToPhyMap, java.util.HashMap<PhysicalOperator,java.util.Collection<IdentityHashSet<Tuple>>> poToEqclassesMap)

Method parameters in org.apache.pig.pen with type arguments of type LogicalRelationalOperator

Modifier and Type	Method and Description
static java.util.Map<LogicalRelationalOperator,java.util.Collection<IdentityHashSet<Tuple>>>	EquivalenceClasses.getLoToEqClassMap(PhysicalPlan plan, LogicalPlan lp, java.util.Map<Operator,PhysicalOperator> logToPhyMap, java.util.Map<Operator,DataBag> logToDataMap, java.util.Map<LOForEach,java.util.Map<LogicalRelationalOperator,PhysicalOperator>> forEachInnerLogToPhyMap, java.util.HashMap<PhysicalOperator,java.util.Collection<IdentityHashSet<Tuple>>> poToEqclassesMap)

Uses of LogicalRelationalOperator in org.apache.pig.pen.util

Method parameters in org.apache.pig.pen.util with type arguments of type LogicalRelationalOperator

Modifier and Type	Method and Description
static float	MetricEvaluation.getCompleteness(Operator op, java.util.Map<Operator,DataBag> exampleData, java.util.Map<LogicalRelationalOperator,java.util.Collection<IdentityHashSet<Tuple>>> OperatorToEqClasses, boolean overallCompleteness)
static float	MetricEvaluation.getConciseness(Operator op, java.util.Map<Operator,DataBag> exampleData, java.util.Map<LogicalRelationalOperator,java.util.Collection<IdentityHashSet<Tuple>>> OperatorToEqClasses, boolean overallConciseness)
static java.lang.String	DisplayExamples.printTabular(LogicalPlan lp, java.util.Map<Operator,DataBag> exampleData, java.util.Map<LOForEach,java.util.Map<LogicalRelationalOperator,DataBag>> forEachInnerLogToDataMap)