What are the steps in planning a relational data model? Are there benefits to the planning stage?
Answer to relevant QuestionsWhat are primary keys and foreign keys? How are they used to create links between tables in a relational database?The concept of relationships is fundamental to relational database design. Briefly describe three relationships that explain how records in a database might be logically related to one another. What are examples of each type ...A police officer spots a car illegally parked on a dark street, with license plate LCN5339.Query the database and list any crimes or other violations that are linked to this license plate.What are the four major categories of information systems that support business processes common to most organizations? Which basic business functions does each provide?Emily Loftus, the HR manager, has asked you to use the information shown in Figure 5-23, 5-24, and 5-25 to create an Access database to manage employees and projects. You can download the Excel file Ch05Ex02, and import the ...
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