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  • LINQ,SQL查询,LINQ 实现常见SQL查询

       1.Top 查询----skip(index).Take(count)

          var Results = from dt in ctx.Customers.Skip(0).Take(10)
                                  select new
                                  ...{
                                      dt.CustomerID,
                                      dt.CompanyName,
                                      dt.City
                                  };

        2.Like 查询----startwith()
                   from dt in ctx.Customers
                   where dt.ID.Startwith('A')

        3.In查询----Contain()
          string[] s = ...{ "ivan","aaa","aaaa"};
                    var Results = from dt in ctx.Customers.Skip(0).Take(10)
                                  where s.Contains(dt.CustomerID)
                                  select new
                                  ...{
                                      dt.CustomerID,
                                      dt.CompanyName,
                                      dt.City
                                  };

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  • 原文地址:https://www.cnblogs.com/wysimon/p/1338862.html
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