Question: Database Systems (c) Write SQL statements (in MySQL) to get intersection, difference, and union sets of the following two tables. PNAME FROM WHERE SELECT PROJECT,

Database Systems

Database Systems (c) Write SQL statements (in MySQL) to get intersection, difference,

(c) Write SQL statements (in MySQL) to get intersection, difference, and union sets of the following two tables. PNAME FROM WHERE SELECT PROJECT, DEPARTMENT, EMPLOYEE DNUM_DNUMBER AND MGRS SN=SSN AND LNAME='Wong'; SELECTPNAME FROM WHERE PROJECT, WORKS_ON, EMPLOYEE PNUMBER-PNO AND ESSN=SSN AND LNAME='Smith

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