The name of the primary key is id.
主键的名称为id。
重新创建主键。
那么什么是主键？
An Entity class needs a primary key.
Entity类需要一个主键。
Customer ID column (as primary key).
客户id列(作为主键)。
Make sure each table has a primary key.
确保每个表都有一个主键。
The primary key identifying the catalog
标识Catalog的主键。
pkey_ is a primary key of a Client EJB.
'pkey'是ClientEJB的主键。
Step 5: Adding a primary key to a table.
步骤5：向表添加主键。
The target table must have a primary key.
目标表必须有一个主键。
The Time table has primary key date_time.
Time表的主键是 date_time。
Leave the primary key empty and click Next.
留下空的主键，并点击Next。
This happens when no primary key is defined.
即使没有定义主键，这种操作也会发生。
The Customer table has primary key cust_num.
customer表的主键是cust_num。
The location table has primary key location_id.
location表的主键是location_id。
This becomes the primary key in the physical model.
这成为物理模型中的主键。
You define the primary key when you define the bean.
当定义bean 时，同时也定义主键。
Primary key, referential integrity, and check constraints.
主键、引用完整性和检查约束。
The first column (ID) is the primary key of the table.
第一列(ID)是此表的主键。
Click the Employee entity, and select empno its primary key.
点击Employee实体，并选择empno作为它的主要关键字。
Fourth, call the KeyManger to get the primary key value.
第四，调用KeyManger来获得主键值。
Automatic primary key and unknown primary key generation.
自动生成主键和未知的主键。
Alternative way of creating a primary key and foreign key.
另外一种创建主键和外键的方式。
Each table has an id field that serves as the primary key.
每个表有一个用作主键的id字段。
Returns one particular book identified by its primary key.
返回一本特定的、由其主键(primary key)标识的书籍。
The primary key users_id is not portable across databases.
主键users_id在数据库之间并不是可以移动的。
In this case, there is no primary key available in the EPR.
在这个范例中，EPR中没有可用的主键。
You'll create the ID field as an autoincrement primary key.
我们将创建ID字段作为一个autoincrement primary key。
Leave the JSF expression {param.empno} as the primary key value.
使用JSF表达式(param . empno)作为主关键字的值。
This surrogate column can be designated the primary key column.
可以将该代理列指定为主键列。
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