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Suppose you have a table, EMPLOYEE, with the following attributes: eid, work_title, fname, lname, ssn, salary, date_of_birth, and commission_rate.
Ms. Smith is vice president of sales. She and three regional sales managers oversee the sales force and need to know the name of each employee whose work title is 'salesperson' along with each salesperson's salary and commission. Ms. Smith and her managers are not allowed to know the ssn or birthday of salespersons. Only Ms. Smith is allowed to change the commission rate of salespersons.
Mr. Jones works in the president's office and is in charge of sending birthday cards to each employee on their birthday. Mr. Jones only needs to see the name and birthday of employees.
Using roles, permissions (privileges), and views describe how you would set up the security of the database to enforce the restrictions described. You must use at least one role. You must use at least one view. You must assign appropriate permissions.
Will this matter for our simulations?
Calculate the standard deviation of the errors (actual values-predicted values), and the mean absolute error. (For IBM/SPSS Modeler you can use the Analysis node to do this.)
Try it and see. Then write a short paragraph explaining the proper use of a spell checker.
Explain why the entity relationship (ER) model is useful. How has it helped to produce a more structured relational database design environment?
Using the Waters Bottling Company in Module 1, continue to build the Marketing Plan Sections for the product you have selected/ invented/ created. Complete the following in MS Word: Be concise and complete in your analysis of each plan element. Yo..
You are ordering linoleum for an 16' by 15' kitchen. When you get to the store, the measurements are in square meters.
How have ICT architectures changed over time as new technologies have emerged?
Description: XYZ is a website to which qualified individuals are encouraged to contribute information about the latest technology trends. Contributors may write original articles or comment on articles written by others.
After opening SQL Server, go to the AdventureWorks database in the left pane, expand the database, right click on database diagrams, click new database diagrams, and explore the ERD for AdventureWorks until you can identify the six tables necessar..
What are implementation inheritance and interface inheritance?
Present an of the origin and of the concept. Describe the use of and toward the concept. Explain the strengths disadvantages) of the concept. Describe the prevailing view of about the likely future of the concept. Research and cite at least six (6..
Evaluate all base classifier models and all voting ensemble models with respect to overall error rate, sensitivity, specificity, proportion of false positives, and proportion of false negatives. Which model performed the best?
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