relNumExprUnOp Class Reference

#include <relNumExpr.h>

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Detailed Description

Definition at line 110 of file relNumExpr.h.

Public Types
enum	relNumOP {   CARD, MIN, MAX, SUM,   AVG }
Public Member Functions
	relNumExprUnOp (relExpression *pExpr, relNumOP pOp)
	~relNumExprUnOp ()
virtual relNumber	interpret (bddSymTab *pSymTab)
Private Attributes
relExpression *	mExpr
relNumOP	mOp

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Member Enumeration Documentation

enum relNumExprUnOp::relNumOP

Enumerator:

CARD
MIN
MAX
SUM
AVG

Definition at line 113 of file relNumExpr.h.

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Constructor & Destructor Documentation

relNumExprUnOp::relNumExprUnOp	(	relExpression *	pExpr,
		relNumOP	pOp
	)			[inline]

Definition at line 120 of file relNumExpr.h.

relNumExprUnOp::~relNumExprUnOp

(

)

Definition at line 40 of file relNumExpr.cpp.

References mExpr.

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Member Function Documentation

relNumber relNumExprUnOp::interpret

(

bddSymTab *

pSymTab

)

[virtual]

Implements relNumExpr.

Definition at line 46 of file relNumExpr.cpp.

References AVG, CARD, relExpression::collectFreeAttrs(), bddRelation::complement(), bddSymTab::getAttributePos(), bddRelation::getElement(), bddRelation::getTupleNr(), bddSymTab::getValueNum(), relExpression::interpret(), bddRelation::intersect(), bddRelation::isEmpty(), MAX, mExpr, MIN, bddRelation::mkEqual(), mOp, relNumber::setValue(), string2double(), and SUM.

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Field Documentation

relExpression* relNumExprUnOp::mExpr [private]

Definition at line 116 of file relNumExpr.h.

Referenced by interpret(), and ~relNumExprUnOp().

relNumOP relNumExprUnOp::mOp [private]

Definition at line 117 of file relNumExpr.h.

Referenced by interpret().

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The documentation for this class was generated from the following files:

• src/relNumExpr.h
• src/relNumExpr.cpp

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