Primary Key

Right-click the row selector for the column and select Set Primary Key.

右击该列的行选择器,然后选择“设置主键”.

RemoveExceptionRemove an EJB object identified by its primary key.

删除由主键标识的EJB对象.

Accessor 1 contains all columns except the primary key.

访问器1包含除主键外的所有列.

Note: The primary key field is numeric by default.

注意: 主键字段默认为数值型.

Choose two fields from the database table that comprise the primary key.

从数据库表中选择构成主关键字的两个字段.

Gets the row specified by the primary key value.

获取包含指定的主键值的行.

However, you can change the order of columns after the primary key is created.

但是, 可在创建主键后更改列的顺序.

The primary key can't be a primitive type.

主类型不能成为主键.

Defining the table's primary key ( after creating columns ).

在创建列后 定义表 的主键.

A primary key is a column a unique value for each row.

主键是指每记录行带有唯一值的栏目.

Right-click the column you want to set as the primary key.

右击要将其设置为主键的列.

The primary key can be specified only for the top root view.

不可以在一列或多列上同时有主键和唯一约束.

You must specify the primary key for a table.

您必须指定主键的表.

This index requires each value in the primary key to be unique.

该索引要求主键中的每个值都唯一.

The element defines the primary key of the main table.

元素定义了主表格中的主键.