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UndERstanding ER Diagrams – The ER Diagram can be a useful tool for data mining. It allows you to visualize complicated relationships in a straightforward format. The fundamental steps are same no matter where you’re working. One of the first steps is to determine “what” your system is. A rectangle is the symbol of the entity and needs to be…
Practice ER Diagrams – The ER Diagram can be a powerful tool in data mining. It allows you to show complex relationships in a simple format. The fundamental steps are identical wherever you work. In the beginning, it is identifying “what” your system is. A rectangle is the symbol of the entity and should have plenty of room. Then, you can insert…
