连接管理器在应用服务器中查询连接池的实例。
The connection manager looks for an instance of a connection pool in the application server.
修改应用程序的设计来利用新的查询语言。
Changes in application design to take advantage of new query language.
为应用程序将查询或更新的列创建索引。
Create indexes for the column that your application is querying or updating.
测试应用程序的后面两部分发出两个不同的查询。
Two subsequent sections of this test application issue two different queries.
您不需要修改应用程序中的查询。
现在，让我们来编写一个执行测试查询的简单应用程序(请参见清单2)。
So, let's write a simple app to perform a test query (see Listing 2).
信息查询是数据库应用系统中最重要的工作之一。
Information query is one of the most important tasks in application of database system.
信息查询是数据库应用系统中最重要的工作之一。
Information query is one of the most important tasks in application of database system.
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