Logical expressions used in OSQL and Form
[Core classes]

Collaboration diagram for Logical expressions used in OSQL and Form:

Classes
class	BinaryExpression
class	EqualsLowerExpression
class	Expression
	Factory for various childs of LogicalObjects. More...
class	InExpression
	Name says it all. More...
class	LogicalBetween
	SQL's BETWEEN or logical check whether value in-between given limits. More...
class	LogicalChain
	Wrapper around given childs of LogicalObject with custom logic-glue's. More...
interface	LogicalObject
	Support interface for Form's logic rules. More...
interface	MappableObject
class	PostfixUnaryExpression
class	PrefixUnaryExpression

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