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Draw an ERD for the following situation. (State any assumptions you believe you have to make in order to develop a complete diagram.) Also, draw a data model for this situation using the tool you have been told to use in your course: The A M. Honka School of Business operates international business
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Modern Database Management
- Problem List with Expected Results Problem 1 For all departments, display department number and the sum of all salaries for each department. Name the derived column SUM_SALARY. Result WORKDEPT SUM_SALARY A00 B01 C01 D11 D21 E01 E11 E21 128500.00 41250.00 90470.00 222100.00 150920.00 40175.00 104990.00 95310.00arrow_forwardCreate a data model designarrow_forwardSQL Helparrow_forward
- When building a data model, why is it sometimes preferable to not include a certain piece of information?arrow_forwardHow can you make sure your model has what it requires?Why might problem statements benefit from data modelling techniques?arrow_forwardHow often are the most common types of mistakes made when data modeling?arrow_forward
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