Dapper Contrib - Data Annotation - Key

[Table("Invoice")]
public class InvoiceContrib
{
	[Key]
	public int InvoiceID { get; set; }

	public string Code { get; set; }
	public InvoiceKind Kind { get; set; }

	[Write(false)]
	[Computed]
	public string FakeProperty { get; set; }
}

using (var connection = My.ConnectionFactory())
{
	connection.Open();

	var identity = connection.Insert(new InvoiceContrib {Kind = InvoiceKind.WebInvoice, Code = "Insert_Single_1"});
}