Of course, the best way to learn about SPARQL is by writing some queries of your own.
当然,学习SPARQL的最好方法是编写一些自己的查询。
Look at the SPARQL spec to learn in detail about SPARQL's built-in functions, operators, query forms, and syntax, or to see many more example SPARQL queries.
请参阅SPARQL的规范,详细学习SPARQL的内置函数、操作符、查询格式和语法,或者参阅更多SPARQL查询示例。
XQuery 1.0 specification: Learn more about this XML language that makes intelligent use of XML structure to express queries across various XML data sources.
XQuery 1.0规范:了解有关此XML语言的更多信息,该语言灵活使用 XML结构表达跨各种 XML数据源的查询。
The JSP file queries the DB2 datasource and extracts a list of references available to learn more about the Geronimo application server.
该JSP文件将查询DB2数据源并获得可用引用的列表,以了解有关Geronimo应用服务器的更多信息。
Eager loading One way to improve performance is to cut down. The number of SQL queries. You can do this through eager loading. Learn all about it in this episode!
提高性能的一个途径就是减少SQL查询的次数,可以通过贪婪加载来实现。这一节就来讲述相关内容。
To learn the details about creating such queries, see the topics listed in the following table.
如需认识建立此种查询的详细资讯,请参阅下表所列的主题。
To learn the details about creating such queries, see the topics listed in the following table.
如需认识建立此种查询的详细资讯,请参阅下表所列的主题。
应用推荐