摘要：今天刚刚看到，没有测试性能。SELECT * FROM (select ROW_NUMBER() Over(order by CreditCardID) as rowNum, *from Sales.CreditCard) as tablewhere rowNum> 0 and rowNum<50 阅读全文

摘要：在.Net Framework 2.0中SqlClient增加了AddWithValue(string parameterName, object value)方法。 该方法简化了调用储存过程的输入参数过程，在运行时对所输入的数据类型进行判断，获取对应的数据库类型。因此该方法在运行效率上比用Add(string parameterName, SqlDbType sqlDbType, ... 阅读全文

摘要：原文：Custom Provider-Based Services Contents Introduction to the Provider Model Membership ProvidersRole ProvidersSite Map ProvidersSession State ProvidersProfile ProvidersWeb Event ProvidersWeb Pa... 阅读全文