using System; using System.Collections.Generic; using System.Linq; using System.Text; namespace OrmTest { public class Order { [SqlSugar.SugarColumn(IsPrimaryKey = true, IsIdentity = true)] public int Id { get; set; } public string Name { get; set; } public decimal Price { get; set; } [SqlSugar.SugarColumn(IsNullable = true)] public DateTime CreateTime { get; set; } [SqlSugar.SugarColumn(IsNullable =true)] public int CustomId { get; set; } } }