This surrogate column can be designated the primary key column.

可以将该代理列指定为主键列。

youdao

Rails USES the primary key column id for various recordkeeping and referencing tasks.

Rails使用主键列id来完成各种记录保持和引用任务。

youdao

In Listing 5, you have a standard primary key column called PO_ID (that is, purchase order ID).

在清单5中，您有一个称为PO_ID的标准主键列(即订单id)。

youdao

The column family is organized by customer ID (primary key), you have columns for first name, last name, address, and all the normal customer information, plus as many rows as are needed for each purchase.

FORBES: What You Need to Know About NoSQL Databases