Consider the relational database below. What are the appropriate primary keys? employee (person name, street, city) works (person name, company name, salary) company (company name, city)
【简答题】E Thursday, January 3 Book a Librarian One-on-One Computer or Internet Training Session Location:Main Library Training Center (5th F1.) Address:100 Larkin St.(at Grove) Library Sponsored Public Pr...