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The first, you should read the NORMALIZATION concepts (1NF,2NF,3NF,...) after that you can use them to verify your dependency diagram. So, I'm talking about some basic steps to help you convert ERD, which I often do: 1- Identify objects (objects are WHO, WHERE, WHAT, WHEN ), you imagine that they are exited and can be defined. 2- Identify natural keys of ...

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