org.apache.pig.experimental.logical.expression
Class ExpToPhyTranslationVisitor
java.lang.Object
org.apache.pig.experimental.plan.PlanVisitor
org.apache.pig.experimental.logical.expression.LogicalExpressionVisitor
org.apache.pig.experimental.logical.expression.ExpToPhyTranslationVisitor
public class ExpToPhyTranslationVisitor
- extends LogicalExpressionVisitor
Methods inherited from class java.lang.Object |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
currentOp
protected LogicalRelationalOperator currentOp
logToPhyMap
protected Map<Operator,PhysicalOperator> logToPhyMap
currentPlans
protected Stack<PhysicalPlan> currentPlans
currentPlan
protected PhysicalPlan currentPlan
nodeGen
protected NodeIdGenerator nodeGen
pc
protected PigContext pc
ExpToPhyTranslationVisitor
public ExpToPhyTranslationVisitor(OperatorPlan plan,
LogicalRelationalOperator op,
PhysicalPlan phyPlan,
Map<Operator,PhysicalOperator> map)
ExpToPhyTranslationVisitor
public ExpToPhyTranslationVisitor(OperatorPlan plan,
PlanWalker walker,
LogicalRelationalOperator op,
PhysicalPlan phyPlan,
Map<Operator,PhysicalOperator> map)
setPigContext
public void setPigContext(PigContext pc)
getPhysicalPlan
public PhysicalPlan getPhysicalPlan()
visitAnd
public void visitAnd(AndExpression op)
throws IOException
- Overrides:
visitAnd
in class LogicalExpressionVisitor
- Throws:
IOException
visitOr
public void visitOr(OrExpression op)
throws IOException
- Overrides:
visitOr
in class LogicalExpressionVisitor
- Throws:
IOException
visitEqual
public void visitEqual(EqualExpression op)
throws IOException
- Overrides:
visitEqual
in class LogicalExpressionVisitor
- Throws:
IOException
visitNotEqual
public void visitNotEqual(NotEqualExpression op)
throws IOException
- Overrides:
visitNotEqual
in class LogicalExpressionVisitor
- Throws:
IOException
visitGreaterThan
public void visitGreaterThan(GreaterThanExpression op)
throws IOException
- Overrides:
visitGreaterThan
in class LogicalExpressionVisitor
- Throws:
IOException
visitGreaterThanEqual
public void visitGreaterThanEqual(GreaterThanEqualExpression op)
throws IOException
- Overrides:
visitGreaterThanEqual
in class LogicalExpressionVisitor
- Throws:
IOException
visitLessThan
public void visitLessThan(LessThanExpression op)
throws IOException
- Overrides:
visitLessThan
in class LogicalExpressionVisitor
- Throws:
IOException
visitLessThanEqual
public void visitLessThanEqual(LessThanEqualExpression op)
throws IOException
- Overrides:
visitLessThanEqual
in class LogicalExpressionVisitor
- Throws:
IOException
visitProject
public void visitProject(ProjectExpression op)
throws IOException
- Overrides:
visitProject
in class LogicalExpressionVisitor
- Throws:
IOException
visitMapLookup
public void visitMapLookup(MapLookupExpression op)
throws IOException
- Overrides:
visitMapLookup
in class LogicalExpressionVisitor
- Throws:
IOException
visitConstant
public void visitConstant(ConstantExpression op)
throws IOException
- Overrides:
visitConstant
in class LogicalExpressionVisitor
- Throws:
IOException
visitCast
public void visitCast(CastExpression op)
throws IOException
- Overrides:
visitCast
in class LogicalExpressionVisitor
- Throws:
IOException
visitNot
public void visitNot(NotExpression op)
throws IOException
- Overrides:
visitNot
in class LogicalExpressionVisitor
- Throws:
IOException
visitIsNull
public void visitIsNull(IsNullExpression op)
throws IOException
- Overrides:
visitIsNull
in class LogicalExpressionVisitor
- Throws:
IOException
visitNegative
public void visitNegative(NegativeExpression op)
throws IOException
- Overrides:
visitNegative
in class LogicalExpressionVisitor
- Throws:
IOException
visitAdd
public void visitAdd(AddExpression op)
throws IOException
- Overrides:
visitAdd
in class LogicalExpressionVisitor
- Throws:
IOException
visitRegex
public void visitRegex(RegexExpression op)
throws IOException
- Overrides:
visitRegex
in class LogicalExpressionVisitor
- Throws:
IOException
visitSubtract
public void visitSubtract(SubtractExpression op)
throws IOException
- Overrides:
visitSubtract
in class LogicalExpressionVisitor
- Throws:
IOException
visitMultiply
public void visitMultiply(MultiplyExpression op)
throws IOException
- Overrides:
visitMultiply
in class LogicalExpressionVisitor
- Throws:
IOException
visitDivide
public void visitDivide(DivideExpression op)
throws IOException
- Overrides:
visitDivide
in class LogicalExpressionVisitor
- Throws:
IOException
visitMod
public void visitMod(ModExpression op)
throws IOException
- Overrides:
visitMod
in class LogicalExpressionVisitor
- Throws:
IOException
visitBinCond
public void visitBinCond(BinCondExpression op)
throws IOException
- Overrides:
visitBinCond
in class LogicalExpressionVisitor
- Throws:
IOException
visitUserFunc
public void visitUserFunc(UserFuncExpression op)
throws IOException
- Overrides:
visitUserFunc
in class LogicalExpressionVisitor
- Throws:
IOException
visitBagDereference
public void visitBagDereference(BagDereferenceExpression op)
throws IOException
- Overrides:
visitBagDereference
in class LogicalExpressionVisitor
- Throws:
IOException
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