This surrogate column can be designated the primary key column.
可以将该代理列指定为主键列。
A primary key column is identified by a primary key symbol in its row selector.
主键列由其行选择器中的主键符号标识。
This is analogous to making a column in a database a primary key.
这类似于数据库中选择一列作为主键。
If you recall, your DB2 table was created specifying the primary key of the ACCOUNT_NUM column.
您可以回想一下，创建db2表时指定了account_num列作为主键。
You've also identified the id column as the table's primary key.
还将ID列标识为表的主键。
The "id" column will be set as the primary key and will be auto-incrementing.
“id”列将会被设置为主键，并且自增。
As we mentioned above, they all have a column named ID as a primary key.
前面我们提过，它们都有一个叫作id的列，并将该列作为主键。
The second (REF_ESTATE_ID) is the column name from the other table's primary key.
第二个（ REF_ESTATE_ID）是另外一个表的主键的列名。
The first column (ID) is the primary key of the table.
第一列(ID)是此表的主键。
Customer ID column (as primary key).
客户id列(作为主键)。
A column set to the AutoNumber data type often makes a good primary key.
设置为“自动编号”数据类型的列通常是很好的主键。
The column must be a primary key in at least one of the tables.
该列必须至少在一个表中是主键。
In some tables, the primary key may be made up of more than one column.
在一些表中，主键可能由多个列组成。
How to: Set a Data Column as the Primary Key.
如何：将数据列设置为主键。
How to: Set a Data Column as the Primary Key.
如何：将数据列设置为主键。
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