Create the table that would result from applying the SELECT and PROJECT relational operators to the CHARTER table to return only the CHAR_TRIP, CHAR_PILOT, and CHAR_COPILOT attributes for charters flown by both employee 105 and employee 109.
Answer to relevant QuestionsCreate the table that would result from applying a DIFFERENCE relational operator of your result from problem 29 to your result from problem 30.Discuss the difference between a composite key and a composite attribute. How would each be indicated in an ERD?Write the business rules reflected in this ERD.Create a complete ERD in Crow’s Foot notation that can be implemented in the relational model using the following description of operations. Hot Water (HW) is a small start-up company that sells spas. HW does not carry any ...What is a specialization hierarchy?
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