Uses of Class
org.apache.pig.newplan.logical.expression.LogicalExpression

Packages that use LogicalExpression

Package	Description
org.apache.pig.newplan
org.apache.pig.newplan.logical.expression
org.apache.pig.newplan.logical.rules
org.apache.pig.parser

Uses of LogicalExpression in org.apache.pig.newplan

Fields in org.apache.pig.newplan declared as LogicalExpression

Modifier and Type	Field and Description
protected LogicalExpression	FilterExtractor.filterExpr Final filterExpr after we are done

Methods in org.apache.pig.newplan that return LogicalExpression

Modifier and Type	Method and Description
protected LogicalExpression	FilterExtractor.addToFilterPlan(LogicalExpression op)

Methods in org.apache.pig.newplan with parameters of type LogicalExpression

Modifier and Type	Method and Description
protected LogicalExpression	FilterExtractor.addToFilterPlan(LogicalExpression op)
protected FilterExtractor.KeyState	FilterExtractor.checkPushDown(LogicalExpression op)
Expression	FilterExtractor.getExpression(LogicalExpression op)

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

Subclasses of LogicalExpression in org.apache.pig.newplan.logical.expression

Modifier and Type	Class and Description
class	AddExpression Add Operator
class	AndExpression Boolean and expression.
class	BinaryExpression Superclass for all binary expressions
class	BinCondExpression
class	CastExpression
class	ColumnExpression Super class for all column expressions, including projection, constants, and deferences.
class	ConstantExpression A constant
class	DereferenceExpression get one or elements out of a tuple or a bag in case of Tuple( a#2:int, b#3:bag{ b_a#4:int, b_b#5:float }, c#6:int ) # 1 (the number after # represents the uid) Dereference ( 0 ) --> a:int - dereference of single column in a tuple gives the field Dereference ( 0,2 ) --> Tuple(a#2:int, c#6:int) #7 - dereference of more than one column gives a tuple Dereference ( 1 ) --> Dereference ( 1 ) --> b:bag{b_b#5:float}#8 - dereference of a bag gives a bag
class	DivideExpression Divide Operator
class	EqualExpression Equality test expression.
class	GreaterThanEqualExpression
class	GreaterThanExpression
class	IsNullExpression
class	LessThanEqualExpression
class	LessThanExpression
class	MapLookupExpression
class	ModExpression Mod Operator
class	MultiplyExpression Multiply Operator
class	NegativeExpression
class	NotEqualExpression NotEquality test expression.
class	NotExpression
class	OrExpression Boolean OR Expression
class	ProjectExpression Projection of columns in an expression.
class	RegexExpression Regex Operator
class	ScalarExpression
class	SubtractExpression Subtract Operator
class	UnaryExpression Superclass for all unary expressions
class	UserFuncExpression

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

Modifier and Type	Method and Description
LogicalExpression	UserFuncExpression.deepCopy(LogicalExpressionPlan lgExpPlan)
LogicalExpression	SubtractExpression.deepCopy(LogicalExpressionPlan lgExpPlan)
LogicalExpression	ScalarExpression.deepCopy(LogicalExpressionPlan lgExpPlan)
LogicalExpression	RegexExpression.deepCopy(LogicalExpressionPlan lgExpPlan)
LogicalExpression	ProjectExpression.deepCopy(LogicalExpressionPlan lgExpPlan)
LogicalExpression	OrExpression.deepCopy(LogicalExpressionPlan lgExpPlan)
LogicalExpression	NotExpression.deepCopy(LogicalExpressionPlan lgExpPlan)
LogicalExpression	NotEqualExpression.deepCopy(LogicalExpressionPlan lgExpPlan)
LogicalExpression	NegativeExpression.deepCopy(LogicalExpressionPlan lgExpPlan)
LogicalExpression	MultiplyExpression.deepCopy(LogicalExpressionPlan lgExpPlan)
LogicalExpression	ModExpression.deepCopy(LogicalExpressionPlan lgExpPlan)
LogicalExpression	MapLookupExpression.deepCopy(LogicalExpressionPlan lgExpPlan)
abstract LogicalExpression	LogicalExpression.deepCopy(LogicalExpressionPlan lgExpPlan) Create the deep copy of this expression and add that into the passed LogicalExpressionPlan Return the copy of this expression with updated logical expression plan.
LogicalExpression	LessThanExpression.deepCopy(LogicalExpressionPlan lgExpPlan)
LogicalExpression	LessThanEqualExpression.deepCopy(LogicalExpressionPlan lgExpPlan)
LogicalExpression	IsNullExpression.deepCopy(LogicalExpressionPlan lgExpPlan)
LogicalExpression	GreaterThanExpression.deepCopy(LogicalExpressionPlan lgExpPlan)
LogicalExpression	GreaterThanEqualExpression.deepCopy(LogicalExpressionPlan lgExpPlan)
LogicalExpression	EqualExpression.deepCopy(LogicalExpressionPlan lgExpPlan)
LogicalExpression	DivideExpression.deepCopy(LogicalExpressionPlan lgExpPlan)
LogicalExpression	DereferenceExpression.deepCopy(LogicalExpressionPlan lgExpPlan)
LogicalExpression	ConstantExpression.deepCopy(LogicalExpressionPlan lgExpPlan)
LogicalExpression	CastExpression.deepCopy(LogicalExpressionPlan lgExpPlan)
LogicalExpression	BinCondExpression.deepCopy(LogicalExpressionPlan lgExpPlan)
LogicalExpression	AndExpression.deepCopy(LogicalExpressionPlan lgExpPlan)
LogicalExpression	AddExpression.deepCopy(LogicalExpressionPlan lgExpPlan)
LogicalExpression	BinCondExpression.getCondition() Returns the operator which handles this condition
LogicalExpression	UnaryExpression.getExpression() Get the expression that this unary expression operators on.
LogicalExpression	BinaryExpression.getLhs() Get the left hand side of this binary expression.
LogicalExpression	BinCondExpression.getLhs() Get the left hand side of this expression.
LogicalExpression	MapLookupExpression.getMap()
LogicalExpression	DereferenceExpression.getReferredExpression()
LogicalExpression	BinaryExpression.getRhs() Get the right hand side of this binary expression.
LogicalExpression	BinCondExpression.getRhs() Get the right hand side of this expression.

Methods in org.apache.pig.newplan.logical.expression that return types with arguments of type LogicalExpression

Modifier and Type	Method and Description
List<LogicalExpression>	UserFuncExpression.getArguments()

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

Modifier and Type	Method and Description
protected abstract void	AllSameExpressionVisitor.execute(LogicalExpression op) Method to call on every node in the logical expression plan.
void	ConstantExpression.inheritSchema(LogicalExpression expr)

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

Constructor and Description
AddExpression(OperatorPlan plan, LogicalExpression lhs, LogicalExpression rhs) Will add this operator to the plan and connect it to the left and right hand side operators.
AndExpression(OperatorPlan plan, LogicalExpression lhs, LogicalExpression rhs) Will add this operator to the plan and connect it to the left and right hand side operators.
BinaryExpression(String name, OperatorPlan plan, LogicalExpression lhs, LogicalExpression rhs) Will add this operator to the plan and connect it to the left and right hand side operators.
BinCondExpression(OperatorPlan plan, LogicalExpression condition, LogicalExpression lhs, LogicalExpression rhs) Will add this operator to the plan and connect it to the left and right hand side operators and the condition operator
CastExpression(OperatorPlan plan, LogicalExpression exp, LogicalSchema.LogicalFieldSchema fs)
DivideExpression(OperatorPlan plan, LogicalExpression lhs, LogicalExpression rhs) Will add this operator to the plan and connect it to the left and right hand side operators.
EqualExpression(OperatorPlan plan, LogicalExpression lhs, LogicalExpression rhs) Will add this operator to the plan and connect it to the left and right hand side operators.
GreaterThanEqualExpression(OperatorPlan plan, LogicalExpression lhs, LogicalExpression rhs) Will add this operator to the plan and connect it to the left and right hand side operators.
GreaterThanExpression(OperatorPlan plan, LogicalExpression lhs, LogicalExpression rhs) Will add this operator to the plan and connect it to the left and right hand side operators.
IsNullExpression(OperatorPlan plan, LogicalExpression exp)
LessThanEqualExpression(OperatorPlan plan, LogicalExpression lhs, LogicalExpression rhs) Will add this operator to the plan and connect it to the left and right hand side operators.
LessThanExpression(OperatorPlan plan, LogicalExpression lhs, LogicalExpression rhs) Will add this operator to the plan and connect it to the left and right hand side operators.
ModExpression(OperatorPlan plan, LogicalExpression lhs, LogicalExpression rhs) Will add this operator to the plan and connect it to the left and right hand side operators.
MultiplyExpression(OperatorPlan plan, LogicalExpression lhs, LogicalExpression rhs) Will add this operator to the plan and connect it to the left and right hand side operators.
NegativeExpression(OperatorPlan plan, LogicalExpression exp)
NotEqualExpression(OperatorPlan plan, LogicalExpression lhs, LogicalExpression rhs) Will add this operator to the plan and connect it to the left and right hand side operators.
NotExpression(OperatorPlan plan, LogicalExpression exp)
OrExpression(OperatorPlan plan, LogicalExpression lhs, LogicalExpression rhs) Will add this operator to the plan and connect it to the left and right hand side operators.
RegexExpression(OperatorPlan plan, LogicalExpression lhs, LogicalExpression rhs) Will add this operator to the plan and connect it to the left and right hand side operators.
SubtractExpression(OperatorPlan plan, LogicalExpression lhs, LogicalExpression rhs) Will add this operator to the plan and connect it to the left and right hand side operators.
UnaryExpression(String name, OperatorPlan plan, LogicalExpression exp) Will add this operator to the plan and connect it to the left and right hand side operators.

Constructor parameters in org.apache.pig.newplan.logical.expression with type arguments of type LogicalExpression

Constructor and Description
UserFuncExpression(OperatorPlan plan, FuncSpec funcSpec, List<LogicalExpression> args)
UserFuncExpression(OperatorPlan plan, FuncSpec funcSpec, List<LogicalExpression> args, boolean viaDefine)
UserFuncExpression(OperatorPlan plan, FuncSpec funcSpec, List<LogicalExpression> args, boolean viaDefine, boolean lazilyInitializeInvokerFunction, boolean invokerIsStatic, String packageName, String funcName)

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

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

Modifier and Type	Method and Description
protected void	ConstantCalculator.ConstantCalculatorTransformer.ConstantCalculatorExpressionVisitor.execute(LogicalExpression op)

Uses of LogicalExpression in org.apache.pig.parser

Methods in org.apache.pig.parser that return LogicalExpression

Modifier and Type	Method and Description
LogicalExpression	NonProjectExpressionException.getExpression()

Constructors in org.apache.pig.parser with parameters of type LogicalExpression

Constructor and Description
NonProjectExpressionException(org.antlr.runtime.IntStream input, SourceLocation loc, LogicalExpression expr)