class XxxRelBooleanPlan : public XxxBooleanExpressionPlan

Plan class for all relational boolean expressions

Inheritance:

Inherited from XxxBooleanExpressionPlan:

Public Methods

static XxxErrCode MakeConjunction(XxxBooleanExpressionPlan*& OldExpr, XxxBooleanExpressionPlan* NewExpr)

static XxxErrCode MakeConjunction(XxxBooleanExpressionPlan* OldExpr, XxxBooleanExpressionPlan* NewExpr, XxxBooleanExpressionPlan*& ResultExpr, XxxBool& DeleteOld)

Inherited from XxxValueExprPlan:

Public Classes

class VarRemapping

struct SrcMapping* SrcMappingArray

/ array that specifies the new mapping

int* NewAttrMapping

mappings for child attrs

Public Methods

virtual XxxErrCode Accumulate(const XxxRecord* Rec[], const XxxRecordSchema* Schema[], XxxAggrOpHandle *Handle, const XxxValueEnv* Env = NULL)

XxxErrCode Evaluate(const XxxRecord* Rec, const XxxRecordSchema* Schema, XxxADTValue *Result, const XxxValueEnv* Env = NULL)

virtual XxxErrCode GetDependencies(XxxBitMap& Dependendency)

virtual XxxErrCode Init(XxxAggrOpHandle *Handle)

virtual XxxErrCode MakeOpHandle(XxxAggrOpHandle*& Handle)

virtual XxxErrCode RedirectDependencies(const VarRemapping& Remap, int CorrelationHeight = 0)

virtual XxxGenericPlan* Replicate()

virtual XxxErrCode Terminate(XxxAggrOpHandle *Handle, const XxxRecord* Rec[], const XxxRecordSchema* Schema[], XxxADTValue *FinalVal, const XxxValueEnv* Env = NULL)

virtual XxxErrCode UsageOfPlan(PlanUsage& Usage)

Public

Protected Methods

XxxErrCode changeDependency(const VarRemapping& Remap)

Private Fields

XxxValueExpression* sourceExpr

alphabetic index hierarchy of classes

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