Question: What is the purpose of an intersection entity How do
What is the purpose of an intersection entity? How do you know whether one is needed in an ERD?
Answer to relevant QuestionsDescribe the three-step process of creating an intersection entity.Draw data models for the following entities:• Movie (title, producer, length, director, genre)• Ticket (price, adult or child, show-time, movie)• Patron (name, adult or child, age)Create a data model for one of the processes in the end-of-chapter Exercises for Chapter 4. Explain how you would balance the data model and process model.Value-added contracts can be quite rare-and very dramatic. They exist when a vendor is paid a percentage of revenue generated by the new system, which reduces the up-front fee, sometimes to zero.The landmark deal of this ...What is meant by customizing a software package?
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