映射指定数据文件的字段和数据表的列之间的关系。
A map specifies the relationship between the fields of a data file and the columns of a database table.
清单1所示的模式针对的是单一的数据表数据库，容纳图书列表。
The schema shown in Listing 1 is for a single data-table database that holds a list of books.
最后，重新加载数据表，显示来自服务器的新数据。
Finally, reload the table to show the new data from the server.
查看物理数据模型的数据表。
切分的好处（如分区一样）在于它可以压缩大型数据：单独的数据表在每个切分中相对较小，这样就可以支持更快速的读写速度，从而提高性能。
The benefit of sharding (like partitioning) is that it compacts big data: individual tables are smaller in each shard, which allows for faster reads and writes, which increases performance.
该机构随后发现DB2的数据表只能处理256G的数据，低于GSIS的需求。
The agency later discovered that the DB2 tables could only handle 256 gigabytes of data, which was lower than what GSIS needed.
通过在HTML中添加属性，可以让页面中的数据变得易于处理，几乎就像是在Excel电子数据表或数据库中处理数据一样。
By adding the attributes in the HTML, you made the data in your page easy to process-almost as if it were in an Excel spreadsheet or a database.
对于一个具有 10行和三个群集的数据集，若使用电子数据表，需要花上30分钟才能完成。
With a data set of 10 rows and three clusters, that could take 30 minutes to work out using a spreadsheet.
使用ImportExportManager把关于数据文件、数据表、业务术语、报告和模型的元数据导入到Workbench中。
Use Import Export Manager to bring metadata about data files, data tables, business terms, reports, and models into Workbench.
DB 2和Oracle数据库都提供了允许将数据表数据缓存在RAM中的缓冲区。
Both DB2 and Oracle databases provide buffers that allow table data to be cached in and served from RAM.
包含快照和配置数据的PWH数据表。
包含SQL活动跟踪数据的PWH数据表。
现在您要创建一个更加复杂的数据模板：一个会生成数据表的数据模板。
Now you will create a more complex data template: one that will generate a data table.
静态文件、模板和代码都来自磁盘，组成数据库的数据表和索引也来自磁盘。
Static files, templates, and code are served from disk, as are the data tables and indexes that make up the database.
SQL活动跟踪数据加载到下列数据表中。
The SQL activity trace data is loaded into the following data tables.
汇总后，数据被加载到下列数据表中。
After the aggregation, the data is loaded into the following data tables.
展开数据库，显示要操作的模式和数据表。
Drill down the database to the schema and table of the data that you would like to work with.
如果客户先访问，那么就会使用客户数据源，雇员就不能访问机密数据表了。
If a customer goes first, the customer data source gets used and employees don't have access to the confidential tables.
因为ECO在内部处理所有的数据存储，所以对于不是特别需要使用现有数据表的新开发项目来说，ECO应用程序是很完美的。
Because ECO handles all of the data storage internally, ECO applications are perfect for new developments where there isn't any particular need to work with an existing set of data tables.
在呈现数据时惟一一个有些奇怪的地方是这个Atom提要(来自Google电子数据表)按行提供的数据内包含分隔符，如清单10所示。
The only oddity when you present this data is that the Atom feed (from the Google spreadsheet) supplies data in rows containing delimited data, as in Listing 10.
您使用这些方法来可视化JSP页面所服务数据表的数据。
You use these methods to visualize the data in a table served by a JSP page.
这将导致清单6中的 tableView:objectValueForTableColumn:row:方法针对数据表中的每个单元再次调用，从而显示经过重新排序的数据。
This will cause the tableView:objectValueForTableColumn:row: method from Listing 6 to be called again for each cell in the table, resulting in the re-sorted data being displayed.
关系数据库的核心是以记录表示数据，记录存放在数据库表，数据库使用查询语言(SQL)对数据进行搜索与查询，同时，数据库对各个数据表进行关联。
The database offers a way to search the records using a query language, nowadays SQL. The database offers a way to correlate information from multiple tables.
我们假定您已经具备数据库的相关知识，并且能够创建一个基本的数据库和数据表。
It is assumed that you have prior knowledge of databases, and can create a basic database and tables. For the purposes of this article, the database details are as follows.
要将数据加载到数据库中，需要定义加载映射，以将来自数据文件的记录中的字段与数据表中的列相关联。
To load data into a database, you define a load map, which associates fields from records in a data file to columns in a database table.
数据保存在架构中心的单个事实数据表中而其他维度数据存储在维度表中的一种关系数据库结构。
A relational database structure in which data is maintained in a single fact table at the center of the schema with additional dimension data stored in dimension tables.
另外，在第一次使用VirtualDocument活动时，外部数据表中的所有现有记录都被“虚拟化”到Domino数据库中。
Additionally, upon the first use of a virtual Document activity, all the existing records in the external data table are "virtualized" into the Domino database.
降低磁盘资源争用的另一种可行办法是将信息传递引擎数据表和日志移动到文件系统中其他更快的驱动器上，或者使用远程消息传递数据库。
Another possible way to reduce disk contention is to move the messaging engine data tables and logs to separate, faster drives on the file system or use a remote messaging database.
在CDC使用的变更数据表中，包含了被跟踪源数据表的列结构的镜像列，并额外包含了一些元数据来记录发生了那些变更。
The change tables used by change data capture contain columns that mirror the column structure of a tracked source table, along with the metadata needed to understand the changes that have occurred.
LightSwitch通过数据源向导简化了数据连接，同时通过表设计器简化了数据表的创建。
LightSwitch simplifies attaching to data with data source wizards or creating data tables with table designers.
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