Question: he two tables below to answer questions 6-10. instructor teaches D COurse id sec idsemester year 2009 2009 name 10101 ICS-101 Fall 10101 Srinivasan Comp.
he two tables below to answer questions 6-10. instructor teaches D COurse id sec idsemester year 2009 2009 name 10101 ICS-101 Fall 10101 Srinivasan Comp. Sci. 65000 Finance 90000 40000 12121 Wu 15151 MozartMusic 10101 CS-315 1 Spring 2010 10101 CS-347I 12121 FIN-201 1 Spring 2010 22222 Einstein Physics 95000 60000 32343 El Said History6oopn 15151 MU-199 1 Spring 2010 222221 PHY-1011TFall 2009 6. Find the names of all instructors in the Art department who have taught some course and the course id Write the query using SQL. 7. Find the names of all instructors with salary between $90,000 and $100,000 (that is, 2 $90,000 and S $100,000) ind the average salary of instructors in the Computer Science department 9. Find the number of tuples in the course relation. 10. Find the salaries of all instructors that are less than the largest salary
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