Only modifications made on or before this time are included.
public class AsOfOnly modifications made on or before this time are included. If None, the latest version of the dataset is used.
Maps this instance's current variant to a value of type [T] using the given [visitor].
Validates that the types of all values in this object match their expected types recursively.
Maps this instance's current variant to a value of type [T] using the given [visitor].
Validates that the types of all values in this object match their expected types recursively.