Documentation: Compare the value of a variable to value. When the variable holds a set, an aggregator_operator may be applied to the set before comparing the aggregated result to the value.

Superclasses

• Criterion

Subclasses

• None

Types

• :STANDARD-CLASS

Template Slots
	Slot Name	Documentation	Type	Cardinality
	aggregation_operator	Operator to reduce the set of results returned by a VMR_Query into a single result	{most_recent, average, number_of}	0:1
	label	A short human readable string indicating the content of the instancehuman-readable string for the instance	String	0:1
	operator	operator used in the specification of an expression	{equals, >, <, >=, <=, not_equals, in, not_in, implies}	1:1
	value	The value of this slot answers the question, "what was found?". This slot is tightly bound the the "code" slot to describe an observation.A data value	Expression, VMR	0:1
	variable	The variable accepting the result of the expression evaluation.	Variable	0:1

Own Slots
	Slot Name	Value
	:ROLE	Concrete
	:SLOT-CONSTRAINTS

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