4.4.1. Deductive Information Retrieval
Exercise 4.56

Compound queries

Formulate compound queries that retrieve the following information:

a. the names of all people who are supervised by Ben Bitdiddle, together with their addresses;

b. all people whose salary is less than Ben Bitdiddle's, together with their salary and Ben Bitdiddle's salary;

c. all people who are supervised by someone who is not in the computer division, together with the supervisor's name and job.


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