功能NHibernate的映射SQL视图(Fluent Nhibernate Mapping for

2019-08-01 04:27发布

我使用功能NHibernate在asp.net MVC3用C#

我在下面的方式工作,以产生和映射类

制图

using FluentNHibernate.Mapping;
using Com.Web.Domain;

   namespace Com.Web.Mapping
      {
         public class CompanyMap : ClassMap<Company>
        {
             public CompanyMap()
            {
               Id(x => x.id);
               Map(x => x.Name);
              }
          }
       }

     using System.Collections.Generic;
     using System;

      namespace Com.Web.Domain
      {

          public class Company
         {

          public virtual int id { get; set; }
          public virtual string Name{get;set}

           }

        }

在配置文件

  private static void InitializeSessionFactory()
    {

       _sessionFactory = Fluently.Configure()
            .Database(MsSqlConfiguration.MsSql2008
                          .ConnectionString(local)

            )
            .Mappings(m =>
                      m.FluentMappings
                          .AddFromAssemblyOf<Company>())
            .ExposeConfiguration(cfg => new SchemaExport(cfg)
            .Create(false, false))  // this is intentionally set false , bcz i dont want to regenerate table when application starts every time 
            .BuildSessionFactory();


    }

现在问题来了我在SQL创建一个视图看起来像这样

SQL视图

CREATE VIEW [FeaturedCompanies] AS

   SELECT COUNT(Company.id) As Count FROM Company
   WHERE Name='Alias'

我想用这个观点在我的代码作为一个像我用,但我怎么能做到这一点,我搜索了很多,但发现对谷歌没有

普莱斯帮助我,并在此先感谢

到目前为止,什么是试图

public class FeaturedCompany
{
    public virtual int id { get; set; }
    public virtual int name { get; set; }
    public virtual int count { get; set; }
}

制图

public class FeaturedCompanyMap : ClassMap<FeaturedCompany>
  {
 public FeaturedCompanyMap()
 {
    Table("FeaturedCompanies");
    ReadOnly();
   Id(x => x.id);
   Map(x => x.name);
   Map(x => x.count);
 }
}

Answer 1:

查看映射表映射除了你应该把同样的方式Readonly()的映射,以防止意外写它。 例:

public class FeaturedCompanyMap : ClassMap<FeaturedCompany>
{
    public FeaturedCompanyMap ()
    {
       Table("FeaturedCompanies");
       ReadOnly();

       Id(x => x.Id);
       Map(x => x.Name);
       Map(x => x.Count);
    }
}

更新:拿到数

var results = session.Query<FeaturedCompany>().Where(filter).List();

foreach(var row in results.Select(r => "Alias: " + r.Name + "  Occurence: " + r.Count))
{
    // print row to screen
}


文章来源: Fluent Nhibernate Mapping for Sql Views