Values_0.NullValueFieldSourceRepresents a custom null value such as a zeros or other value being used as a null placeholder unique to the dataset.
type nonrec t = {value : EnclosedInStringProperty.t;The value of the null placeholder.
*)datatype : Datatype.t;The datatype of the value.
*)}val to_value :
t ->
[> `Structure of
(string
* [> `String of EnclosedInStringProperty.t
| `Structure of
(string * [> `String of GenericLimitedString.t ]) list ])
list ]