Describes how application queries and updates interact with the database schema and how you can tune them for improved performance 介绍应用程序查询和更新如何与数据库架构进行交互,以及如何优化它们以提高性能。
Of a given database . different database schema elements such as tables , columns , and stored - procedures are exposed through schema collections 不同的数据库架构元素(例如表、列和存储过程)通过架构集合进行公开。
This process occurs at run time , so changes in the database schema can be reflected in the user interface , if you so desire 这个过程发生在运行时,因此数据库模式的更改能够在用户界面得到反映,如果您希望如此的话。
Since our benchmark database schema and operations are derived from the user requirements , the workload model becomes more consistent , relevant , representative 最后发展出一个用以测试对象导向数据库的绩效评估环境。
These tools allow you to view database schemas , view table data , add and edit table data , and write , edit , and execute sql 这些工具可以让您查看数据库模式、查看表中的数据、添加和编辑表数据以及编写、编辑和执行sql 。