tuner

1. Query Tuner also provides index advice.: QueryTuner还提供索引建议。

2. Plus, it includes a built-in TV tuner and GPS.: 另外，它还内置了一块电视视频卡和gps。

3. Integrated internal HDTV tuner for OTA broadcasts.: 内部集成空中传送频道的高清电视调谐器。

4. For each table reference in the query, query Tuner adds the following annotations.: 对于查询中的每个表引用，QueryTuner会添加以下注释。

5. You also can use Optim Query Tuner to analyze and tune the performance of your queries.: 您也可以使用OptimQueryTuner来分析和优化查询性能。

6. It looks more like a small TV set than a computer and, in fact, comes with a built-in TV tuner.: 它看上去更像一台小电视而非电脑，而它实际上也带有内置的电视调谐器。

7. This 54-inch plasma set is one inch slim with no visible inputs, tuner or tangle of cables.: 这台54英寸的等离子电视只有一英寸厚，没有可视输入信号、电视调频器以及电缆线圈。

8. You have also been shown ways to accelerate query tuning by using the Query Tuner advisors.: 我们还演示了如何使用 Query Tuner advisor 工具来加快查询调优。

9. Figure 6 is the access path graph generated by query Tuner for the sample query in this article.: 图6是QueryTuner为本文中大的查询样例生成的访问路径图。

10. You can select the costliest query, and you can launch Optim Query Tuner directly from that view.: 您可以选择成本最低的查询，并可以从那个视图直接启动OptimQueryTuner。

11. Optim query Tuner can format the problem query, which provides a good starting point for analysis.: OptimQueryTuner可以格式化问题查询，这为以后的分析提供了一个良好开端。

12. Query Tuner provides a visualization of the processing that your data server uses to run a query.: 在QueryTuner 中可以看到您的数据服务器运行查询的处理过程。

13. Reports generated by the workload tuner offer a wealth of detailed information about your objects.: 工作负载调优器生成的报告提供了关于您的对象的丰富的细节信息。

14. An index scan is typically shown in Query Tuner as a group of four nodes in the access path graph.: 在访问路径图中，一个索引扫描通常作为一组四个节点显示在QueryTuner上。

15. Figure 1 is the access path graph generated by Optim query Tuner for the query shown in Listing 1.: 图1是通过清单1所示的适用于查询的OptimQueryTuner生成的访问路径图。

16. These TVs are normally 480p displays with an analog tuner (for the normal channels 2 through 83) built in.: 通常具有480p的屏和一个内建的模拟调谐器。

17. Notice that there can be no mention of the screen or the tuner, because these are internal system elements.: 请注意，这里并没有提到屏幕或者调节器，这是因为它们都是内部的系统元素。

18. The description of each operation includes a Query Tuner access path graph that explains its operational semantics.: 每一个操作的描述都包括一个解释其操作语义的QueryTuner访问路径图。

19. It includes graphics APIs for drawing on the screen, a tuner API for finding and showing TV channels, and many other APIs.: 这包括屏幕上显示的图形化api、查找和显示电视频道的解调器api，以及许多其他API。

20. You can save them for later execution, or run them directly from the Query Tuner client if you have the appropriate authority.: 您可以将其保存以后执行，或者，如果您有适当权限，可以直接在QueryTuner客户端中运行。

21. A small Eee PC, hooked up to your sound system, will cost no more than a mid-price tuner. A lifetime of musical exploration beckons.: 买一个花费不超过中等价位调谐器的小型EeePC，再连上你的音响系统，伴随一生的音乐之旅就向你招手了。

22. The SQL statement in Listing 2 creates the access path graph shown on the right side of the Optim Query Tuner screenshot in Figure 2.: 清单2中的sql语句创建如图2上的OptimQueryTuner截图右侧所示的访问路径图。

23. Based on this idea, you should perform the following tasks to tune the query completely, which you can do from within query tuner.: 根据这个思路，您应该执行以下步骤对查询进行完全的调优，这些都可以在QueryTuner中完成。

24. This section illustrates how the query Tuner query annotation and access path graph can help you analyze access paths and SQL performance.: 本部分说明QueryTuner查询注释和访问路径图如何帮助您分析访问路径和SQL性能。

25. Note, you can specify a threshold in the Query Tuner preferences to define how old statistics are before they are considered obsolete.: 请注意，您可以在QueryTuner优先权中设置一个阈值，定义多旧的数据可认为过时。

26. Table 1 describes the input, output, and function of several operation nodes that typically appear in an Optim Query Tuner access path graph.: 表1描述通常出现在OptimQueryTuner访问路径图上的输入、输出和几个操作节点的功能。

27. Note that this article mainly focuses on the query tuning methodology and USES screen captures from Optim query Tuner to illustrate the points.: 请注意，本文主要关注的是查询调优方法，并使用OptimQueryTuner的屏幕截图来演示要点。

28. For brevity, this article series USES the name Optim query Tuner to refer to the set of advisors and tools that provide Optim query tuning solutions.: 为了简便起见，本文章系列使用OptimQueryTuner名称来指提供Optim查询调优解决方案的顾问和工具集。

29. For brevity, this article series USES the name Optim query Tuner to refer to the set of advisors and tools that Optim query tuning solutions provide.: 简单起见，本文使用OptimQueryTuner名称来指代opt im查询调优解决方案提供的advisor和工具。

30. Another option is to use Query Tuner to capture statements from the statement cache and to view the statement runtime information, as shown in Figure 7.: 另一个选择是使用QueryTuner从状态缓存获取状态，并查看状态运行时信息，如图7所示。

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