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General advice needed - database design - Is this a bad way to design a pricing table?
Suppose we are selling bottles of water that can be bought in sizes of 1 to 10 litres (1, 2, 3, etc...) . In this example the customer can buy up to 4 bottles of a single size (1, 2, 3 or 4 bottles).
Ignoring the fact that a formula can be use
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