我们应该执行计划同因事制宜的原则相结合的政策。
We should carry out the policy of integrating unified planning with the principle of adaptation to local conditions.
在执行计划之前，我们需要权衡其利益与所涉及的风险。
Before carrying out the plan, we need to weigh its benefits against the risks involved.
在执行计划之前，一定要把一切都准备好。
Make sure you have prepared everything well before you carry out the plan.
做出决定并开发一个执行计划。
阐释如何解释联邦查询执行计划。
Illustrates how to interpret a federated query execution plan.
步骤2.1：检查查询执行计划。
先从了解查询执行计划开始。
This starts with understanding your queries' execution plans.
本书首先概览了执行计划。
优化的查询及其执行计划。
XML查询计算：执行计划和新操作符。
优化后的执行计划输出显示出了极大的提高。
The execution plan output after the optimization showed a significant improvement.
检查筛选执行计划。
后续调用不会再探测，而是重用之前的执行计划。
Subsequent invocations will not peek and the previous execution plan will be reused.
你会很小心地执行计划,力争取得最好的结果。
You will carry out your plan more carefully and aim for t he best results possible.
一旦策划阶段结束了，您就需要确定怎样去执行计划。
Once the planning phase is over, you need to be sure how to execute the plan.
您可以分析查询执行计划输出，以确定这是否是必需的。
You can analyze the query execution plan output to decide whether or not this is necessary.
这样做是为了确保SQL过程的执行计划是正确的。
This is done early to ensure execution plans for SQL procedures are correct.
之后，本节将总结联邦执行计划中异步的适用范围和影响。
The section thereafter summarizes the scope and impact of asynchrony in federated execution plans.
在执行计划中，需要确定满足项目级数据需求所需的测试。
As part of the execution plan, investigation tests will be identified that meet the project-level data requirements.
这个查询执行计划可以使用db2exfmt工具查看
The query execution plan can be viewed using the db2exfmt tool
识别出数据质量标准之后，数据分析师就必须设计执行计划。
From the data quality criteria identified, the data analyst must now design the data execution plan.
超线程 是以一种高效的方式实际调度不同线程执行计划的能力。
Hyper-threading is the ability to essentially schedule separate thread execution plans in a highly efficient manner.
根据总体查询执行计划，将随后对数据源执行各个子操作。
According to the overall query execution plan, the sub operations are then applied at the sources.
在研究查询执行计划的问题时，片段解释和片段实绩是非常强大的特性。
Section explains and section actuals are very powerful features to investigate problems with a query execution plan.
一旦你对你的测试计划有信心，你可以在你已经执行计划之后停止测试。
Once you're confident in your test plan, you can stop testing after you've executed the plan.
总而言之，如果有可用的XML统计信息，DB 2可以生成更好的执行计划。
In a nutshell, the DB2 does generate better execution plans if XML statistics are available.
要是你知道你的OLTP搜索对不同绑定值应该使用相同执行计划又该怎么办呢？
What if you know your OLTP searches should use the same execution plan for different binding values?
更新统计数据是最重要的管理任务之一，它确保优化器选用最佳的查询执行计划。
Updating statistics is one of the most important administrative tasks that ensure the optimizer picks optimum execution plans for your queries.
更新统计数据是最重要的管理任务之一，它确保优化器选用最佳的查询执行计划。
Updating statistics is one of the most important administrative tasks that ensure the optimizer picks optimum execution plans for your queries.
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