北大青鸟Y1阶段SQL内部测试题,含有三套试题-Beida Jade Bird Y1 stage of SQL testquestions

Web应用链接检查工具,该工具可以检查Web应用链接，帮助软件维护工程师在早期发现Web应用出现的问题。可以定时发送Web应用链接故障邮件到软件维护工程师的邮箱。 -Web application link checker tool that can check the Web application link, to help software maintenance engineers Web application problems found in an early stage. W

用C#开发的访问SQLSERVER数据库的动态链接库,可以实现多级联表的访问,非常有用-Using c# development of the access used to dynamic link libraries, can realize multi-stage league table access, very useful