Now retrieving the list requires a fast, single query.
现在检索列表需要一个快速、单个的查询。
Case 6: Reference multiple namespaces in a single query.
案例6：在一个查询中引用多个名称空间。
A single query to the data store would return everything you need.
对数据存储的单一查询就可以返回您所需要的任何东西。
Furthermore, they can write a single query that searches and integrates both forms of data.
而且，可以编写一个查询同时搜索和处理这两种数据形式。
Optim query tuning solution provides support for single query tuning as well as workload tuning.
OptimQueryTuning解决方案支持单个查询调优和工作负载调优。
Instead, a single query brings us everything we are looking for.
相反，只要一个查询就会找到需要的所有信息。
The ADO Command object is used to execute a single query against a database.
ADO指令对象的作用是：对一个数据库执行简单的查询语句。
GWFASTA allows the submission of more than one sequence as a single query for a FASTA search.
GWFASTA允许超过一条序列作为一个单个查询提交进行FASTA搜索。
Eager loading returns all related objects together with the queried objects in a single query.
预先加载将所有相关对象和所查询的对象在单个查询中一起返回。
I know this can be done with a loop and multiple queries, but I was hoping for a single query.
我知道这可以用一个循环和多个查询，但我希望一个查询。
The default allows a maximum of one SHIP/RPD for any data source within a single query to be asynchronous.
这个缺省值允许一个查询中的任何数据源最多只有一个SHIP/RPD为异步的。
Ability to join, union, aggregate, and otherwise correlate data from multiple sources in a single query.
在一个查询中连接、联合、聚集来自多个数据源的数据并使它们相关的能力。
For example, a single query can retrieve data from a SQL database, and produce an XML stream as output.
例如，单个查询可以从SQL数据库检索数据，并生成xml流作为输出。
With this method a single query causes DB2 to generate several tasks, which are executed in parallel to access the data.
通过这种方法，一条查询可以使DB2生成多个任务，这些任务被并行地执行，以访问数据。
Indeed, applications can freely employ statements from both query languages, and a single query statement can actually incorporate both SQL and XQuery.
实际上，应用程序可以自由地使用这两种语言的语句，而且一个查询语句可以结合使用SQL和XQuery。
Multiple slices of data can be returned in a single query by using grouping sets or super-groups (such as ROLLUP) in the GROUP-BY clause of the SQL statement.
通过在sql语句的GROUP BY子句中使用多个分组集或超级组(比如rollup)，可以在一个查询中返回数据的多个切片。
Of course, it would be possible to write a single query that contains the functionality to retrieve the paragraphs, the style of each paragraph, and the text of each paragraph.
当然，可以只编写一个查询，使之包含检索段落、每个段落的样式以及每个段落的文本这些功能。
Because view generation is a significant part of the overall cost of executing a single query, the Entity Framework enables you to pre-generate these views and include them in the compiled project.
视图生成是执行单个查询的总开销的重要部分，因此实体框架让您可以预生成这些视图并在已编译项目中包含这些视图。
We can define multiple conditions in a single Query Filter definition by using Boolean expressions.
可以使用布尔表达式在单个QueryFilter定义中定义多个条件。
The Senate's IT group moved from single-query fixes to ongoing “preventive” optimization and tuning.
参议院的IT团队从单一查询修复转变为了持续的 “预防性”优化和调优。
This article will focus on single-query tuning; the next article of this series will extend the methodology in this article to introduce the workload tuning in detail.
本文着重介绍单个查询调优；本系列的下一篇文章将会扩展本文中的技术，详细介绍负载调优。
This article will focus on single-query tuning; the next article of this series will extend the methodology in this article to introduce the workload tuning in detail.
本文着重介绍单个查询调优；本系列的下一篇文章将会扩展本文中的技术，详细介绍负载调优。
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