Enum MissingColumnEvolutionBehavior
Controls how a generated multi-file row reader handles a projected column that is absent from the current file.
public enum MissingColumnEvolutionBehavior
Fields
MaterializeDefault = 1Materialize absent projected columns as the CLR default value for the generated row property type.
Reject = 0Throw when a projected generated-schema column is not present in the current file schema.