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ER Diagram Cardinality Notation – The ER Diagram can be a great tool in data mining. This is because it allows you to display complex relationships in a simple format. The basic steps are the identical wherever you work. The first step is to determine “what” your system is. A rectangle is the symbol of the entity and needs to…
ER Diagram Cardinality Symbols – The ER Diagram can be a powerful tool in data mining. This is due to the fact that it allows you to visualize complicated relationships in a straightforward format. The fundamental steps are the identical wherever you work. It starts by to determine “what” your system is. A rectangle represents the entity, and it…
