In fact , the world wide web is such a thing : anything that has a uri is considered to be " on the web . " every data object and every data schema model in the semantic web must have a unique uri 实际上,万维网就是这样的:任何拥有uri的事物都被认为是“在web上” 。语义web中的每个数据对象和每个数据模式/模型都必须拥有惟一的uri 。
You can expose the data embedded in an office document to asp . net server pages without starting the relevant office application by creating a document and associating a data schema with that document 创建office文档并将数据架构与该文档关联之后,就可以向asp . net服务器页面公开该office文档中嵌入的数据,而无需启动相关的office应用程序。
Because role providers store role information uniquely for each application , you will need to ensure that your data schema includes the application name and that queries and updates also include the application name 因为角色提供程序单独为每个应用程序存储角色信息,所以需要确保数据架构包含应用程序名,并确保查询和更新也包含应用程序名。
Because membership providers store user information uniquely for each application , you will need to ensure that your data schema includes the application name and that queries and updates also include the application name 因为成员资格提供程序为每个应用程序单独存储用户信息,所以需要确保数据架构包含应用程序名,并确保查询和更新也包含应用程序名。
We must get the data schemas of every system , and the approach of extracting the data from every system is different . the work is hard , and the data schema is the core technology , you ca n ' t get it freely 这一过程需要知道各个异构系统的数据模式,根据不同的数据模式制定数据抽取的方法;这样不但工作量大,而且涉及其他公司的核心技术信息的问题。