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• In order to accurately collect this data, a business must create a conceptual model of the data it considers important.. Copyright © 2015, Oracle and/or
– In other words, is this a mandatory or optional relationship for an employee.. • Must every job be assigned to
• This lesson will help you complete your model - you may need to create new entities or new relationships based on the business needs?. • It will also help you define the scope
• Define the term "constraint" as it applies to data modeling. • Identify an exclusive OR relationship in a
• Solve the business requirement of tracking changes in price or values by constructing a model that uses a historical entity.. • Describe the meaning
• Identify high volume entities in a data model diagram and explain their significance to the business.. • Redraw a given data model diagram to increase clarity and
• Apply the rule of relationship mapping to correctly transform.
• Demonstrate the appropriate use of eye contact, upright posture, gestures, and other nonverbal communication during a final presentation. • Demonstrate the use of clear and
