How to establish a relationship?

Posted 3 months ago by fl0rian

Hello, everybody, I'd like to make a relationship, but I don't know how to handle it. There are suppliers, materials and types of stone. A material name can belong to one or more stone types because different suppliers may assign a material name to different stone types. Although this will not happen in 99.9% of all cases, it will happen in particularly rare cases.

Do you have an idea for a good database design?

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