问为什么当数据类型要小得多时，实体框架尝试创建大于8060字节的行？

EN

[Table("surveyor.CONDITIONS")]
public partial class CONDITION : ISurveyComponent
{
    [Key]
    [Column(Order = 0)]
    [DatabaseGenerated(DatabaseGeneratedOption.Identity)]
    public long ID { get; set; }

    [Column(Order = 1, TypeName = "char")]
    public string NAME { get; set; }

    [Column(Order = 2)]
    [DataType(DataType.DateTime)]
    public DateTime LASTUPDATED { get; set; }

    [Column(Order = 3)]
    public int ENABLED { get; set; }

    public enum ActionTypes { JumpOnPass = 0, SetFromResponse = 1, SetResponse = 2 };

    [Column(Order = 4)]
    public int ACTIONTYPE { get; set; }

    [NotMapped]
    public ActionTypes Action
            {
            get
                {
                return (ActionTypes)ACTIONTYPE;
                }
            }

    public enum TestTypes { AlwaysFail=0, AlwaysPass=1,PassIfEqual=11,PassIfNotEqual=12
            ,PassIfLessThan=13,PassIfLessThanOrEqual=14,PassIfGreaterThan=15,PassIfGreaterThanOrEqual=16
            ,PassIfEmpty=20,PassIfDisabled=30};
    [Column(Order = 5)]
    public int TESTTYPE { get; set; }

    [NotMapped]
    public TestTypes Test
            {
            get
                {
                return (TestTypes)TESTTYPE;
                }
            }

    public enum LeftOperandTypes {None=-1, Response=0, Comment=1, Step=2, Club=3, Province=4, ClubPrize=5};

    public int? LEFTTYPE { get; set; }

    [NotMapped]
    public LeftOperandTypes LeftOperandType
        {
            get
            {
            if(LEFTTYPE.HasValue)
                return (LeftOperandTypes)LEFTTYPE;
            return LeftOperandTypes.None;
            }
        }

    public enum RightOperandTypes {None=-1, Response=0, AbsoluteValue=1};

    public int? RIGHTTYPE { get; set; }

    [NotMapped]
    public RightOperandTypes RightOperandType
        {
            get
            {
                if(RIGHTTYPE.HasValue)
                    return (RightOperandTypes)RIGHTTYPE;
                return RightOperandTypes.None;
            }
        }

    public long? PARAMID1 { get; set; }

    public long? PARAMID2 { get; set; }

    public long? PARAMID3 { get; set; }

    public long? PARAMID4 { get; set; }

    public int? PARAMINT1 { get; set; }

    public int? PARAMINT2 { get; set; }

    public int? PARAMINT3 { get; set; }
}