System.ComponentModel.DataAnnotations 4.0.0.0 System.Enum To be added. Enumerates a database generated options. Field 4.0.0.0 System.ComponentModel.DataAnnotations.Schema.DatabaseGeneratedOption The Computed option. Field 4.0.0.0 System.ComponentModel.DataAnnotations.Schema.DatabaseGeneratedOption The Identity option. Field 4.0.0.0 System.ComponentModel.DataAnnotations.Schema.DatabaseGeneratedOption No option.