If you’ve worked with relational database systems for any length of time, you’ve probably participated in a discussion (argument?) about the topic of this month’s column, surrogate keys. A great ...
Surrogate means a stand-in, a substitute. Surrogate keys take the place of a natural key as the primary key within a database table. Ideally, surrogate keys stand in the shadows and are used in ...
一些您可能无法访问的结果已被隐去。
显示无法访问的结果