The primary key is ID, and is a generated HEX value for referencing the object. The following is sample DB2 DDL.

主键是ID，而且它是一个生成的hex值，用于引用对象。

youdao

Although it isn't new, there is no denying that it's an ingenious system and extremely easy to use, only requiring a few minutes and one hex key.

虽然它不是新的，但无可否认，这是一个巧妙的系统，非常容易使用，只需要几分钟，一个井字键。

youdao

The key issues of hardware design and hex command files are explained and a demonstration is given.

对硬件电路设计和配置文件编写过程中的要点作了讨论，并给出了实例。

youdao

Unlike the regular Internet we all use everyday, which was originally designed to distribute the AACS hex key withstand a nuclear attack, Internet2 is designed primarily for speed -- up to 9.08Gbps in most recent tests.

ENGADGET: Smoking kills Internet2