摘要：问： During the Techdays here in the Netherlands Steve Sanderson gave a presentation about C#5, ASP.NET MVC 4, and asynchronous Web. He explained that w 阅读全文

摘要：&：按位与，对两个条件都进行判断&&：逻辑与，只要前面的条件为false，后面的条件就不会执行 同理：|：按位或,对两个条件都进行判断||：逻辑或，只要前面的条件为true，后面的条件就不会执行 上代码： 结果： 结果： 原文链接 阅读全文

摘要：问： Hi, I have a table workcachedetail with 40 million rows which has 8 columns.We decided to partition the table.Most of the queries in our environmen 阅读全文