Control uses index values to reference items in a list 如何使用索引值引用列表中的项。
How indexes are used by the query optimizer 查询优化器如何使用索引
Describes how indexes are used to increase the speed of accessing data in the table 说明如何使用索引提高访问表中数据的速度。
This example shows how indexes are used by sql server as it processes the statements 下例显示sql server在处理语句时如何使用索引。
To create useful indexes , you much understand how the data is used , the types of queries and the frequencies they are run , and how the query processor can use indexes to find your data quickly 若要创建有用的索引,您必须了解下列知识:数据的使用方式,查询的类型及其运行频率,以及查询处理器如何使用索引快速查找数据。