Optional
qOptional
qThis parameter is set to true if qNumFormat is set to U (unknown). The engine guesses the type of the field based on the field's expression.
Optional
qMaximum value.
Optional
qString version of the maximum Value.
Optional
qMinimum value.
Optional
qString version of the minimum Value.
Optional
qFormat of the field. This parameter is optional.
Layout for NxAttrExprDef.