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Higher Design Relationships and entity relationship diagrams Designing queries and establishing a data dictionary are important and attributes and relationships should be clearly defined.
Occasionally one sees an entity-relationship diagram (ERD) having an unusual characteristic. The unusual element is an entity (or more than one) that seems to have a relationship with every other ...
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Transform into a data modeling pro with GoLogica online courseThe data modeling course entails all the important points related to conceptual, logical, and physical approaches. You will learn to draw Entity-Relationship Diagrams (ERDs) and the normalization ...
National 5 Design Relationships and entity relationship diagrams Designing queries and establishing a data dictionary are important. Decisions should be informed by the Data Protection Act.
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