|
关注：1
2013-05-23 12:21
求翻译：一旦你在数据库中确定了一个主键并进行了设置，数据库管理系统便会强制执行关键字的唯一性。是什么意思？ 待解决
 悬赏分：1
- 离问题结束还有
一旦你在数据库中确定了一个主键并进行了设置，数据库管理系统便会强制执行关键字的唯一性。
问题补充： |
|
2013-05-23 12:21:38
Once you have identified in the database and conducted a primary key set, the database management system will enforce the uniqueness of keywords.
|
|
2013-05-23 12:23:18
Once you have been identified in the database in a primary key and the settings, the database management system will enforce the sole of keywords.
|
|
2013-05-23 12:24:58
Once you had determined in the database a principal linkage and carried on the establishment, the database management system has then been able to enforce the key words uniqueness.
|
|
2013-05-23 12:26:38
Once you have defined a primary key in the database and is set, the database management system will enforce a unique keyword.
|
|
2013-05-23 12:28:18
Once you have defined a primary key in the database and is set, the database management system will enforce a unique keyword.
|
湖北省互联网违法和不良信息举报平台 | 网上有害信息举报专区 | 电信诈骗举报专区 | 涉历史虚无主义有害信息举报专区 | 涉企侵权举报专区
