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.
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.
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.
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.
如果雇员先访问，客户取得了数据源，通过这个数据源他就可以访问机密数据表。
If an employee goes first, the customers get the data source whose login has access to confidential tables.
生成数据集对话框既允许您生成新的数据集，又支持在现有的项目数据集中包含结果集数据表。
The generate data set dialog allows you to both generate new data sets and include the resulting set data tables in an existing project data set.
下面的示例展示了如何使用与CSS相关的数据表属性，这个数据表在下面的屏幕截图中给出。
The following examples show how to use the CSS-related attributes of a data table that is shown in the next screenshot.
“数据表查询向导”对话框可以帮助你构造你自己的查询语句，之后数据表会被新数据更新。
The "DbTable query Wizard" dialog opens to help you construct your query, after which the table is updated with the new data.
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.
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.
这样的灵活性让开发者能以一种易于管理且灵活的方式来对大量的问题进行建模，不必将数据打散到不同的数据表中。
This flexibility allows a developer to model a large subset of problems in a manageable and flexible way without resorting to splitting data up into different tables.
您将一个应用程序模型转换为逻辑数据模型，并最终创建了数据库数据表。
You transformed an application model to a logical data model for finally creating the database tables.
该用户需要在SAMPLE数据库中创建、修改和删除数据表的权利。
The user needs to have rights to create, modify, and delete tables in the SAMPLE database.
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.
可以列举一些包括课程表，大量的数据表，冗长的数据证据或文字等的例子。
Examples include program listings, immense tables of data, lengthy mathematical proofs or derivations, etc.
数据生成器使用随机的测试数据来填充数据表，当需要大量数据集的时候这个功能特别有用。
Data generators are used to populate tables with random test data, which is especially helpful when very large datasets are needed.
细粒度的数据表意味着更多数据表连接，相应的查询也会更复杂。
Having fined-grained database tables means more table joins and accordingly more complex queries.
必须指定此电子数据表的ID和电子数据表中的工作表的ID。
You must specify the ID of the spreadsheet and the ID of the worksheet within the spreadsheet.
优化器的操作基于数据表中的行数、数据表或索引使用的空间以及其他信息的相关统计数据。
The optimizer ACTS based on statistical data about the number of rows in a table, the use of space by a table or index, and other information.
应用开发者能够透明访问数据表——无论远程的还是本地的，还是数据表副本。
Provide the ability for the application developer to access tables transparently - i.e. regardless of if it is remote or local, or a replica.
数据表与多个数据相联系，例如数组或者列表。
Data tables are bound to multipart pieces of data, such as arrays or lists.
您可以使用在下一步创建的CRUD应用程序来生成数据库数据表。
You will be able to populate the database tables with the CRUD application you will create in the next step.
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.
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.
如果你的图中有一个示范的对象（类似于数据模型中的数据表例子），你也可以用一个有名字的对象。
Or, if you want to build a diagram with sample objects (similar to sample tables in a logical data model) you could use named objects.
该图形非常类似于您对数据表数据模板所使用地迭代性模板。
This pattern is very similar to the pattern that you used for the iterative template of your data Table data template earlier.
现在不一样了，以前在桌上电脑上使用的功能如电子邮件，电子数据表，数据库管理等，现在越来越离不开在线处理。
Now, however, functions that previously could be performed only on the desktop - email, spreadsheets, database management - are increasingly handled online.
CONDITIONAL：如果数据表在前端数据库中，sql语句将在前端执行。
CONDITIONAL: If the table is present in the front-end database, the SQL statements are executed in the front end.
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.
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