To be honest .. it always depends on the type of project ur working on and the number of tables you have there . If it's gonna be a huge relationnel model(more then 10 tables for example) and u have enough of association relationship well Definitely u need to stick to these rules not just because they are rules .. but it's gonna ensure that ur DB is well coherent
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To be honest .. it always depends on the type of project ur working on and the number of tables you have there . If it's gonna be a huge relationnel model(more then 10 tables for example) and u have enough of association relationship well Definitely u need to stick to these rules not just because they are rules .. but it's gonna ensure that ur DB is well coherent