You can use our query patterns in this paper as a starting point for writing your own queries against your XML data.
您可使用我们的查询模式作为起点，编写自己的查询，查询您自己的XML数据。
For query problems, you can use IBM Data Studio to locate the problem and propose a fix.
对于查询问题，您可以使用IBMDataStudio定位问题并给出修复意见。
For example, if you query data for a Web application and set the Boolean parameter to true, PMI data is returned for the Web application and all the servlets under the Web application.
例如，如果您为某一Web应用程序查询数据并将Boolean参数设置为true，那么P MI数据就会返回给该Web应用程序以及它下面的所有servlet。
Therefore, you can facilitate extraction of data from the web using a query language for XML such as XQuery.
因此，您可以使用针对XML的查询语言(比如XQuery)，促进从web抽取数据。
You can also update, delete, and query data using a FOR PORTION OF BUSINESS_TIME clause.
还可以使用一个FORPORTION OF business_time子句来更新、删除和查询数据。
For each query, command assistance is available to see how the query fields you have set affect the AdminTask that is invoked to retrieve data.
每个查询都提供了命令帮助，可以查看已经设置的查询字段如何影响为检索数据而调用的AdminTask。
In other words, you construct an XPath query for a specific document, with a specific set of data that you're comparing elements, attributes, and text to using predicates and XPaths.
换句话说，需要针对特定文档编写XPath查询，提供和元素、属性、文本比较的具体数据来使用谓词和XPath。
In the New Web Query dialog box enter the URL for the Web page from which you want to get data.
在新建Web查询对话框中输入想从中得到数据的We b页的URL地址。
This architecture allows you to query ITM for historical data from a particular agent, if needed.
如果需要，该架构允许您从特定的代理查询ITM，得到历史数据。
This makes the criteria for deciding if you should normalize data straightforward: Never normalize data such that a supported query will need to perform a join operation to select records.
这就使得下面这条决定是否应该规格化数据的标准很明确：永远不要规格化数据，以免受支持的查询需要执行连结操作来选择记录。
The SAP query interface lets you query the SAP tables directly to retrieve data or check for the existence of data on the SAP server.
SAP查询接口允许您直接查询sap表，以检索数据或检查SAP服务器上是否存在数据。
For example, you can easily search for the applications consuming the highest amount of CPU by simply adding a WHERE clause to a query that lists application data from a monitoring table function.
例如，只需在列出监控表函数返回的应用程序数据的查询中添加where子句，就可以搜索CPU消耗量最大的应用程序。
Making data sources look like RDF makes it much easier for an application to integrate this data with data from other sources, and it gives you a powerful means to query the data.
让数据源模仿 RDF，可以使应用程序更容易将其与其他数据源集成起来，并提供了一种更强大的查询数据的方法。
Give the query a name, "Query1" is used in this example, and select the data source you created earlier (for example, Tax1120DataSource).
为查询指定一个名称，本例中命名为“Query1”，并选择前面创建的数据源(比如Tax1120DataSource)。
You need the query language to extract and use workflow data coming from partner services (for example, items to be produced in a production order).
您需要用查询语言来提取和使用来源于合作伙伴服务的工作流程数据(例如，生产指令中要生产的产品)。
In the test Data section of the test editor, shown in Figure 10, you will notice the search string you entered as the Value for the item query.
在这个测试编辑器的TestData部分，如图10所示，注意到您键入的作为query项目中value值的搜索字符串。
Wolfram Alpha, set to launch Monday, is more of an enormous calculator than a search: it crunches data to come up with query answers that may not exist online until you search for them.
预计周一发布的WolframAlpha，则更象一个庞大的计算器而不是普通的搜索引擎：它搜索的数据平时并不在线，直到你去搜索时才在线。
By default it returns the results of the query as an XML string, and the PHP SimpleXML library is used to parse it into a PHP object you can iterate over to get the desired data you are looking for.
默认情况下，服务以xml字符串的形式返回查询结果，然后PHPsimplexml库用于将该字符串解析为php对象，我们可以迭代该对象来获取正在寻找的数据。
You can also query the GRplistController object regarding the date and time of the last download for a given URL using the lastUpdate property and decide when to try to refresh data from the Web.
另外，还可以针对给定URL的最后一次下载的日期和时间使用lastUpdate属性来查询GRplistController对象，并决定何时从Web刷新数据。
It is always a good idea in the application.cfm file to set a variable for the data Source Name, because you will need to reference it every time you make a query to your database.
在application. cf m文件中为DataSourceName设置一个变量通常是个好注意，因为每次查询数据库时都需要引用它。
By impersonating, you can use database permissions to deny non-managers the ability to query for salary data.
通过模拟，您可以使用数据库权限拒绝非管理人员查询工资数据的能力。
You might not know the workload of your data warehouse in advance, so a data warehouse should be optimized to perform well for a wide variety of possible query operations.
你也许不能事先知道数据仓库的工作量，所以一个数据仓库需要被优化使在面对多种可能性的查询操作时依然能运行良好。
Expand to detail allows you to query for the rows from the source data that were included for calculating the aggregated value in the selected cell.
扩展到明细允许你查询来自被选单元格中包括计算合计的数据源的记录行。
You can query for data about code and other files that are under version control by using the fact tables in the following illustration.
您可以使用下图中的事实资料表来查询受到版本控制之程序码和其他档案的相关资料。
The Query and View Designer will not display data columns for a table or table-valued object if you do not have sufficient access rights to it or if the provider cannot return information about it.
如果您对表或表值对象没有足够的访问权限，或者提供程序无法返回有关它的信息，那么查询和视图设计器将不显示该表或表值对象的数据列。
Now you learnt how to open and query for some data and then manipulation and update them.
现在，你学会了怎样打开和查询数据，随后是操纵和更新数据。
You can copy rows into a new table using a Make table query, which is useful for creating subsets of data to work with or copying the contents of a table from one database to another.
可使用“生成表”查询将行复制到一个新表中，“生成表”查询对创建要使用的数据子集或在数据库之间复制表的内容非常有用。
The values you enter in the Query Parameters dialog box control two things: first, the order in which to display the parameters, and second, the data type to expect for each parameter.
您在“查询参数”对话框中输入的值可以进行两方面的控制：第一是显示参数的顺序，第二是应为每个参数输入的数据类型。
The values you enter in the Query Parameters dialog box control two things: first, the order in which to display the parameters, and second, the data type to expect for each parameter.
您在“查询参数”对话框中输入的值可以进行两方面的控制：第一是显示参数的顺序，第二是应为每个参数输入的数据类型。
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