This approach, called "query-based statistics" can be quite resource-intensive.
这种方法称为“基于查询的统计”，可能会占用较多资源。
XQuery offers a solution to assist OLAP by providing a query-based link between multiple data warehouses.
XQuery提供了一种解决方案，通过在多个数据仓库之间建立基于查询的连接来帮助OLAP。
I have walked into configurations which had over 100 E-mail rule records, 90 percent of which were query-based.
我曾经遇到过一个超过100条电子邮件规则记录的配置，其中90%都是基于查询的。
This can be done based on specific values such as source system or account type, on date ranges, or other query-based conditions.
这可以基于特定的值来完成，例如源系统或帐户类型、日期范围或其他基于查询的条件。
A Topic diagram is a query-based, non-editable diagram that helps to view relationship between elements. To create a Topic diagram.
atopic图是一个基于查询的非编辑性的图，它能够帮助查看元素之间的关系。
Use the following procedure to change the order of test cases in a test suite that is not a query-based test suite or created from a requirement or user story.
使用下列程序来变更测试套件中测试案例的顺序，测试案例所在的测试套件不是查询式测试套件或透过需求或使用者本文建立的测试套件。
By applying multicast technology, the energy consumption can be significantly reduced, and the life time of nodes can be extended in query-based wireless sensor networks.
在基于查询的无线传感器网络中，组播技术的应用可大幅减少传感器节点的能量消耗，延长节点寿命。
Learning process management system is an important supported method to develop query-based learning in Web-based environment, which providing a general and unified network platform.
学习过程管理系统是开展基于网络的研究性学习的重要支持手段，它为大学生开展基于网络的研究性学习提供了一个通用的、一体化的网络支持平台。
This paper proposes a novel scheduling algorithm called Query-based Scheduling Algorithm(QSA) to address the issue of real-time query processing in on-demand data broadcast environments.
现有的实时数据广播研究中，只考虑了具有截止期约束的单个数据请求的调度问题，而支持实时查询处理的数据广播技术尚未得到足够的关注。
This advisor makes recommendations on how to rewrite a query to enhance efficiency based on bestpractice rules.
这个建议器根据最佳实践为重写查询提供建议，帮助提高效率。
If I run a query based on Numbers, for example, SimpleDB will search based on characters, and not actual integer values.
如果我根据数字运行一个查询，例如，SimpleD b会基于字符执行搜索，而非真正的整数值。
(However, if you're still building up other parts of the query based on untrusted input, you're still at risk).
(然而，如果您仍然将查询的其他部分建立在不受信任的输入之上，那么就仍然存在风险)。
YQL is basically a query language based on SQL that lets you query and retrieve structured data from multiple services in a standard way.
YQL基本上就是一种基于SQL的查询语言，允许以标准的方式从多个服务中查询和检索结构化数据。
For sparse lookup, a database query is generated based on each input record and the query is sent to the target database to get the result.
对于稀疏查找来说，它将根据每条输入记录来生成数据库查询，并且查询将被发送给目标数据库以获取结果。
The examples query the order details based on the input order IDs.
这些示例将根据输入订单ID查询订单详细信息。
The implementation of advanced query statistics is based on the query log database technology.
高级查询统计的实现是基于查询日志数据库技术。
The optimizer calculates its cardinality estimate — that is, the estimated number of rows returned by the query — based on the statistics available.
优化器根据可用的统计信息计算基数的估计值，即预计查询返回的行数。
A group work item is created based on the query result.
基于此查询结果创建了一个组工作项。
Additional scripts test the implemented mechanisms on the provided sample data and show an example of a distance-based query, complete with map images.
其他脚本在提供的数据示例上测试实现的机制，并给出一个基于距离的查询示例，而且与地图图像结合在一起。
The resulting query plans are based on data, rather than heuristics, and are thus extremely efficient.
生成的查询计划基于数据，而不是推断，因此非常高效。
The connector generates the query SQL at runtime based on the target table and the column definitions.
连接器将根据目标表和列定义在运行时生成查询s QL。
The NIS server responds to the client query based on the information in the maps.
NIS服务器基于映射中的信息响应客户机的查询。
If you use double quotes around your string-based query predicate, instead of pairs of single quotes, you'll get a syntax error.
如果在基于字符串的查询谓词周围使用双引号，而不是单引号，就会收到语法错误。
Recently, a new standards-based XML query language has been published.
最近，一种新的、基于标准的XML查询语言已经发布。
DB2 UDB comes with a powerful cost-based query optimizer that determines the best strategy to access data.
DB 2 UDb中包含了一个功能强大基于成本的查询优化器，用于确定访问数据的最佳策略。
Additionally, you can evaluate the query load based on the time, nodes, or collections.
另外，可以按时间、节点或集合计算查询负载。
A simple query enables push-based location detection for every user in that area (see figure 6).
一个简单的查询为该地区的所有用户实现了基于推的位置检测(参见图6)。
Listing 1 gives an example of a SQL query based on a cube model and shows how the parts of the SQL statement map to the elements of the cube model.
清单1给出了一个基于多维数据集模型的SQL查询示例，并展示了sql语句的各个部分如何映射到多维数据集模型中的元素？
These APIs provide basic CRUD operations, governance operations, and a flexible query capability based on XPath.
这些API提供基本的CRUD操作、治理操作和基于 XPath的灵活查询功能。
However, issuing the following query, based on an index defined with the custom document model in Figure 5, will return no results, although the same part of the document is referenced.
但是，根据用图5的定制文档模型定义的索引，执行以下查询却不返回结果，尽管引用了文档的相同部分。
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