Property :: propertyPath - Get property path for property handle
The function returns the relative property path for the property handle. This is, usually, the property name. In case of expressions or properties opened by passing an access path, this might be also the access path.
Return value: Simple property path ( odaba::String & )
A simple property path may contain an extent or property name but also a sequence of property names separated by dot. A simple property path must not contain parenthesis or preceding dots.