One column in a table referring to another column where there are duplicate data in SQL – Phpmyadmin
I want to build simple database system about bike (or bicycle) rental store. Here are the tables, and columns in parantheses: Model (MNr, Modelname, dayprice) Bike (MNr, CopyNr, Frame, Color) Customer (CNr, Name, Surename, MobileNr) Rental (CNr, MNr, CopyNr, DateOut,…