Like most modern databases, MySQL has the ability to create auto-incrementing unique identifiers on a per-record basis.
与大多数现代数据库一样，MySQL能够在每记录的基础上创建自动增量惟一标识符。
If you are using a single public branch a simple timestamp or auto-incrementing version number would be sufficient.
如果针对单一的公共主干代码，简单的时间戳或是自增长版本号也就够了。
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。
The id of the row, which is just an auto-incrementing integer.
行的id，这是一个自动递增的整数。
The id of the row, which is just an auto-incrementing integer.
行的id，这是一个自动递增的整数。
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