Answers to Selected Questions and Problems

In other words, a strong relationship exists when a weak entity is related to its parent entity. ... A single-valued attribute is one that can have only one value. For example, a person has only one first name and only one Social Security number. ... EMPLOYEE (EMP_CODE, EMP_LNAME, EMP_FNAME, EMP_INITIAL) 8a. The initial dependency diagram is ... ................
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