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A table can have only one primary key. 一个表只能有一个主键。
Primary key - foreign key relationships. 主键-外键关系。
Primary key values must be unique. 主键值必须是唯一的。
The customer ID field is the primary key. 客户ID字段是主键。
The primary key consists of emp_id and cust_id. 主键包括emp_id和cust_id。
The primary key value can't be edited in the form. 无法在表单中编辑主键值。
Add or drop PRIMARY KEY or UNIQUE constraints. 添加或删除PRIMARY KEY或UNIQUE约束。
Click the row selector for the current primary key. 单击当前主键的行选择器。
The table does not have a primary key. 该表没有主键。
Column is the primary key column. 列是主键列。
Note: The primary key field is numeric by default. 注意：主键字段默认为数值型。
Primary key property is invalid; please validate database. 主键属性无效；请进行数据库检查。
The partitioning column is a part of the PRIMARY KEY of the table. 分区列是表的PRIMARY KEY的一部分。
PRIMARY KEY and FOREIGN KEY constraints can be added or deleted. 可以添加或删除PRIMARY KEY约束和FOREIGN KEY约束。
How do I find the columns of a primary key for a specified table? 如何找到指定表的主键列?
Snapshot replication does not require a primary key. 快照复制不需要主键。
The emp_id column is the primary key for the employee table. emp_id列是employee表的主键。
Primary keys do not allow null values. 主键不允许空值。
For a primary key column, but it can be set for any column. 但也可为任意列设置该值。
Table form a composite PRIMARY KEY constraint for this table. 列构成了针对此表的复合PRIMARY KEY约束。