Uses of Package
org.apache.pig.newplan.logical.expression

Packages that use org.apache.pig.newplan.logical.expression
org.apache.pig.newplan   
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.parser   
 

Classes in org.apache.pig.newplan.logical.expression used by org.apache.pig.newplan
LogicalExpression
          Logical representation of expression operators.
ProjectExpression
          Projection of columns in an expression.
 

Classes in org.apache.pig.newplan.logical.expression used by org.apache.pig.newplan.logical.expression
AddExpression
          Add Operator
AndExpression
          Boolean and expression.
BinaryExpression
          Superclass for all binary expressions
BinCondExpression
           
CastExpression
           
ColumnExpression
          Super class for all column expressions, including projection, constants, and deferences.
ConstantExpression
          A constant
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
DivideExpression
          Divide Operator
EqualExpression
          Equality test expression.
GreaterThanEqualExpression
           
GreaterThanExpression
           
IsNullExpression
           
LessThanEqualExpression
           
LessThanExpression
           
LogicalExpression
          Logical representation of expression operators.
LogicalExpressionPlan
          A plan containing LogicalExpressionOperators.
LogicalExpressionVisitor
          A visitor for expression plans.
MapLookupExpression
           
ModExpression
          Mod Operator
MultiplyExpression
          Multiply Operator
NegativeExpression
           
NotEqualExpression
          NotEquality test expression.
NotExpression
           
OrExpression
          Boolean OR Expression
ProjectExpression
          Projection of columns in an expression.
RegexExpression
          Regex Operator
ScalarExpression
           
SubtractExpression
          Subtract Operator
UnaryExpression
          Superclass for all unary expressions
UserFuncExpression
           
 

Classes in org.apache.pig.newplan.logical.expression used by org.apache.pig.newplan.logical.optimizer
LogicalExpressionPlan
          A plan containing LogicalExpressionOperators.
LogicalExpressionVisitor
          A visitor for expression plans.
 

Classes in org.apache.pig.newplan.logical.expression used by org.apache.pig.newplan.logical.relational
LogicalExpressionPlan
          A plan containing LogicalExpressionOperators.
ProjectExpression
          Projection of columns in an expression.
 

Classes in org.apache.pig.newplan.logical.expression used by org.apache.pig.newplan.logical.rules
LogicalExpressionPlan
          A plan containing LogicalExpressionOperators.
LogicalExpressionVisitor
          A visitor for expression plans.
 

Classes in org.apache.pig.newplan.logical.expression used by org.apache.pig.newplan.logical.visitor
AddExpression
          Add Operator
AndExpression
          Boolean and expression.
BinCondExpression
           
CastExpression
           
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
DivideExpression
          Divide Operator
EqualExpression
          Equality test expression.
GreaterThanEqualExpression
           
GreaterThanExpression
           
LessThanEqualExpression
           
LessThanExpression
           
LogicalExpressionPlan
          A plan containing LogicalExpressionOperators.
LogicalExpressionVisitor
          A visitor for expression plans.
MapLookupExpression
           
ModExpression
          Mod Operator
MultiplyExpression
          Multiply Operator
NegativeExpression
           
NotEqualExpression
          NotEquality test expression.
NotExpression
           
OrExpression
          Boolean OR Expression
ProjectExpression
          Projection of columns in an expression.
RegexExpression
          Regex Operator
SubtractExpression
          Subtract Operator
UserFuncExpression
           
 

Classes in org.apache.pig.newplan.logical.expression used by org.apache.pig.parser
LogicalExpression
          Logical representation of expression operators.
ScalarExpression
           
 



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