Examines the relationship null expression and returns TRUE if nulls are not allowed and FALSE if nulls are allowed.
Syntax
%RelIsNonull
Syntax Example
%If(%RelIsNonull) {
%VerbPhrase}
}
Expansion
is_rented_under
Usage
Classified as a Relationship macro that you can use in RI Override, Rel Override, %If, %ForEachParentRel, %ForEachChildRel.
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