EF實體類的枚舉屬性映射設計方法

    public class FoundationInfo 
    {
        [Column("id")]
        public int ID
        {
            get;
            set;
        }


        public InvestType Ctype
        {
            get { return (InvestType)Ctype2; }
            set { Ctype2 = (int)value;}
        }

        private int _ctype;

        [Column("Ctype")]
        public int Ctype2 { get; set; }

        
    }

    public enum InvestType
    {
        股票=1,
        債券 = 2,
        貨幣 = 3
     
    }