我们可以在LINQ to SQL中使用用户定义函数。我们只要把用户定义函数拖到O/R设计器中，LINQ to SQL自动使用FunctionAttribute属性和 ...

A monthly overview of things you need to know as an architect or aspiring architect. Unlock the full InfoQ experience by logging in! Stay updated with your favorite authors and topics, engage with ...

A monthly overview of things you need to know as an architect or aspiring architect. Unlock the full InfoQ experience by logging in! Stay updated with your favorite authors and topics, engage with ...

【IT168 技术】需要显示出所有的会员信息(即MemberInfo)，排序要求按照会员排序表(MemberSort)中会员类型(MemberType)为0的SortNumber列进行排序。可以总结为三条：1.需要显示出所有的会员信息;2.按照会员排序表中的SortNumber列进行排序;3.只按照会员排序表中会员类型为0的 ...

As the man credited with creating .Net, Anders Hejlsberg has been in charge of making it easier for developers to build increasingly complex applications for years. With a new technology called .Net ...

As I've said on numerous occasions (and summed up here), speeding up business applications comes down to reducing the number of trips to the database and optimizing your server-side data access once ...

Complex queries can be solved with a combination of simpler LINQ queries, anonymous objects and the Group/By/Into clauses. Using Group/By/Into will also give you the best possible performance for ...