Enum ConstraintRole Path C++ Link System.Xml.Schema.CompiledIdentityConstraint.ConstraintRole, System.Xml underlying int32 System.Xml.dll Values 3 NameValueHex Unique00x00Key10x01Keyref20x02 Used by 1types with a member, parameter or interface of this type CompiledIdentityConstraint // System.Xml.Schema.CompiledIdentityConstraint.ConstraintRole, System.Xml enum class ConstraintRole : int32 { Unique = 0, Key = 1, Keyref = 2, };