可以根据需要添加任意数量的数据过滤器。
列表理解用作数据过滤器是相当方便的。
List comprehensions are quite convenient as data filters. In essence, ElementTree works the same way.
要对数据库执行更复杂的查询，必须定义元数据过滤器。
To perform more complex queries against the database, you must define filters against the metadata.
对于数据过滤器或时间过滤器，显示的指标只包括适用于此种过滤器的指标。
The metrics displayed for either the Data filter or the Time filter will include only those metrics appropriate for that filter.
为此，我们可以定义元数据过滤器来搜索checkin值为空的签出记录。
We can do this by defining a filter on the metadata to search for checkout records with a CHECKIN value of null.
使用数据过滤器针对除Date和 Date/Time 之外的所有指标类型设置条件。
Use the Data filter to set criteria for all metric types except Date and Date/Time.
要想添加一个或多个数据过滤器，应该单击add按钮以添加新的数据过滤器条件行。
To add one or more data filters, click the add button to add a new row of data filter criteria.
在编制遥测数据处理软件的过程中，面对大量的测试数据，经常需要编写高效率的数据过滤器。
In the programming of telemetry software, a data filter is necessary to deal with lots of test data.
这两家公司将结合他们的专业知识应用在生成的数据过滤器和混合性能与关键净化缓冲器和细胞培养基。
The companies will combine their expertise in generating application data on filter and mixing performance with critical purification buffers and cell culture media.
在数据过滤器的基础上添加这个滑动时间间隔过滤器之后，如果当前日期是12月15日，那么指示板显示同时满足以下所有条件的任务实例。
After adding this sliding interval to the data filters, if the current date is December 15, the dashboard displays task instances that meet all of the following criteria.
这是加载选项的一个特性，这个特性使其功能就像是一个要加载的数据的过滤器。
It is this feature of the load option that makes it function as a filter for data to be loaded.
专门的过滤器使您能够选择由探测记录的数据的类型和级别。
Special filters enable you to select the type and level of data recorded by the probes.
以通用的方式向XML数据应用类似SQL的语法和过滤器的这种能力，可以极大地减轻从完整的XML文档树提取信息的工作。
This ability to apply SQL-like syntax and filters to XML data in a generic fashion can significantly ease the task of extracting information from complex XML document trees.
这个查询充当一个过滤器，它的输出决定要复制哪些数据，是一种非常灵活的工具。
The query acts as a filter whose output decides the data to replicate and proves to be a very flexible tool.
如果您认为自己的查询总是使用相同的常量值过滤数据，那么您可能选择在MQT中包含一些过滤器谓词。
You may choose to include some of the filter predicates in MQTs if you think that your queries would always filter data using the same constant value.
您可以选择跟踪所有可能的调用，并接收所有跟踪数据，或者也可以使用过滤器仅跟踪最相关的信息。
You can choose to trace all possible invocations and receive all the trace data, or you may want to use filters to trace only the most relevant information.
优化器可以使用数据分布来计算查询中过滤器的选择率。
The optimizer can use data distributions to calculate selectivity for the filters in a query.
通过在数据计数器上设置过滤器和条件，很容易设置提醒。
It is easy to set up alerts by setting filters and qualifications on a data counter.
我们已经让许多数据实时化了，并让它在搜索或过滤器中浮现出来。
We've made a lot of data real-time and surfaced it in search and our filters.
在该操作阶段，您需要安装一个过滤器，它将仅显示数据表格中PROPTYPE等于SOLD的记录。
At this stage you have a filter set up that will only show records whose PROPTYPE is equal to SOLD in the data table.
在这个窗口中，您将发现列的映射，并且如果需要，可以使用where子句或者行过滤器来限制要复制的数据。
In this window you will find the mapping of columns, and you will have the option to restrict the data that will be replicated in case this is a requirement, using a WHERE clause or row filters.
问：有什么办法可以使用过滤器或是最小化文件数据集的大小？
Q: Is there any way to apply a filter or to minimize the size of the data set brought back in files?
如果表达式读到true，则数据将成功通过过滤器。
If the expression reads true, the data will come through the filter.
在本文中，我们将探究如何为所有IBMCognosQueryStudio用户全局应用默认的数据模式、默认的过滤器对话框和默认的模板。
In this article, we will explore how the default data modes, default filter dialogs and default templates can be applied globally for all IBM Cognos Query Studio users.
通过在一个未投射的数据项上的after - aggregation细节过滤器中使用for子句，底层查询会自动将该项目投射并分组为列表的最外层列。
By using the for clause in the after-aggregation detail filter on a non-projected data item, the underlying query automatically projects and groups the item as the outer most column of the list.
即使未选择在历史记录中记录任何字段，BusinessEvents仍然记录关于事件、过滤器和动作的数据，因此对性能的影响极大。
Even with no fields selected to record in history, Business events still records data about events, filters and actions, hence the large impact.
第一步是使用消息过滤器SelectStoreType基于输入数据对象中的storetype元素值选择存储类型。
The first step is the selection of the storage type based on the storetype element value in the input data object using message filter SelectStoreType.
这意味着在其余时间里，colorspace过滤器处理的流中没有数据。
This means that the rest of the time, there's simply no data in the stream the colorspace filter works on.
要基于用户登录信息限制用户只能检索特定数据，可以在QuerySubject过滤器中使用以下表达式。
To allow a user to retrieve only specific data based on their logon information, we can use the following expression in the Query Subject filter.
jsdata}。HTML过滤器生成有效的 HTML数据（特殊的 HTML字符需要正确地引用）。
The HTML filter produces valid HTML data (special HTML characters are properly escaped).
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