在为每个客户添加数据库实例时,或者在每个表中创建一个数据列以验证客户是否访问合适的数据时,这种设计会大大增加表的数量。
This design increases the number of tables significantly over adding a database instance per customer or creating a column in each table to validate whether the customer is accessing the proper data.
一旦完成安装,您至少还需要创建一个数据库和一个表,以便在它们之间建立连接,并测试是否可以访问所创建表中的数据。
Once installed, you need to create at least one database and one table in order to create a connection and test to see if you can access data in the created table.
现在就得到了单个动态的数据库访问类,它能够让自己适应到数据库中的任何表。
And there you have it: a single dynamic database access class that can bend itself to fit any table in your database.
上述命令将告诉应用程序如何通过用户数据库表名来访问用户模型,以及通过数据库表的列来显示用户名。
This will tell the application how to access your user model by specifying the users db table name and which column to use to display the user name.
通过将其他字段保留为空,此连接将成为数据库的通用DB 2连接,从而允许此连接文档提供对数据库中所有可用表的访问权。
By leaving the other fields empty, this becomes a generic DB2 connection to your database, allowing this connection document to provide access to all of the tables available in the database.
访问方法是指优化器从数据库表中读取(更确切地说是检索)数据的方法。
Access methods refer to the ways that the optimizer reads (or rather retrieves) data from database tables.
其他想要并发访问相同表中的数据的应用程序不需要与数据库断开连接,并且可以继续进行该表中的读或写操作。
Other applications that want to access data in the same table concurrently do not need to disconnect from the database, and are free to pursue read or write operations in that table.
JDBC适配器将详细查看数据库中的表,并确定需要什么服务来访问该数据。
The JDBC adapter looks at the tables in your database and determines what services it needs to access that data.
每个业务系统数据库和数据仓库经常访问许多非常小的表(往往不超过u盘的容量)。
Just about every business system database and data warehouse has a large number of frequently accessed small tables that would fit on USB jump drives.
这两种客户机都需要访问相同的数据源(数据库表)。
Both clients need to access the same data sources (database tables).
如果表不存在,它将连接到数据库中并且创建它们,接下来生成所需的数据源定义,使应用程序可以访问包含这些表的数据库。
If the tables do not exist, it will connect to the database and create them, then generate the necessary data source definitions so the application can access the database containing those tables.
这些用户名和密码信息将使Drupal得以访问你的数据库,从而允许安装脚本创建相关的数据表。
This username and password information allows Drupal to access your database, so the install script can create tables.
不同版本的J2EE应用程序组件(例如访问相同外部数据库的实体bean)在修改相同的数据表或数据记录的时候会存在同步问题。
Multiple versions of J2EE application components, such as entity beans that access the same external database, could have synchronization issues while modifying the same table or row.
另一个重要的步骤是创建数据库池,数据库域中的SQLLoginModule将使用这个数据库池来访问包含身份验证信息的表。
Another important step is the creation of a database pool that will be used by the SQLLoginModule in the database realm to access the tables that contain the authentication information.
Rails使用activerecord库处理数据库访问及数据库表与Ruby对象模型之间的对象关系映射。
Rails USES the ActiveRecord library to handle database access and object-relational mapping between database tables and Ruby object models.
'lazyloading '告知NHibernate不要从数据库表中加载这个类对象,直到程序中需要访问这个对象的数据时才加载。
'Lazy loading' tells NHibernate not to load an object from the database until the application needs to access its data.
在本文中,我们使用了Delphi 2005中的DataSync和DataHub组件来展示如何使用Borland DataProvider对DB 2UDB数据库表的数据进行访问。
In this article, we've used the new DataSync and DataHub components in Delphi 2005 to demonstrate data access on DB2 UDB database tables using the Borland data Provider.
要实现Flitter,必须扩展Drupal数据库,以便包含一个新的Flitter表;访问Flitter数据的权限,或flit;编辑flit的表单;操作数据库的代码。
To realize Flitter, you must extend the Drupal database to include a new Flitter table; permissions to access Flitter data, or flits; a form to edit a flit; and some code to manipulate the database.
所以为了管理目的,应该访问数据库模型和它的数据库表。
So the database model and its tables should be easily accessible for administration purposes.
无法访问数据库表中所有链接的字段。运行“数据库向导”并重新链接形状以更正此问题。
Cannot access all of the linked fields in the database table. Run the database Wizard and re-link the shape to correct the problem.
DAO不仅具有对数据库访问的能力,而且能对数据库进行操作和定义,如创建数据库、创建表、创建域和创建索引。
DAO not only has the capability of accessing database, but also can operate and define the database, for example, setting up database, table, field and index.
也就是说,我们不必要先在后台建立好数据库,可以用代码直接生成我们想要的数据库表,并且可以随意访问数据库。
In other words, it is unnecessary to establish a database first in the background, we can generate the database that we need with direct code, and can visits the database at random.
访问数据库中信息的基本方法是针对数据库中的特定表创建命令(或表)类和用户记录类。
The basic way to access information from a database is to create a command (or table) class and a user record class for a particular table in the database.
有时,在数据库客户端工具可能无法使用,您需要能够快速访问数据库表中的记录来检查一些。
Sometimes, the client tool for the database may not be available and you need the ability to quickly access the database to check some table records.
无法访问数据库表中所有链接的字段。运行“数据库向导”并重新链接形状以更正此问题。
You can run the Database Wizard again to add new database links to the document.
通过调用存储过程对安全数据库进行操作,进而实现系统的安全访问。对数据库表内的敏感信息进行加密存储,未经授权不能访问。
The system encrypts the sensitivity information in database so that there is no access without authentication in order to ensure the security access of the system.
通过调用存储过程对安全数据库进行操作,进而实现系统的安全访问。对数据库表内的敏感信息进行加密存储,未经授权不能访问。
The system encrypts the sensitivity information in database so that there is no access without authentication in order to ensure the security access of the system.
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