Cascading Table Relations

In the example below, the fictitious table 70000 Customer Something has a 1:n relationship with the Customer table. It could contain customer addresses, customer contacts or something like that; the most important thing about it is its table relation with the Customer table. The Code field that’s also part of its primary key serves as a differentiator, thus allowing more than one record per Customer.

Bron : Zen & the Art of C/SIDE Development
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