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CST1600_wk10_20180313_part1 View lecture part 1 CST1600_wk10_20180313_part2 View lecture part 2 CST1600_wk10_20180313_part3 View lecture part 3 (Lab 5) * = primary key (unique identifier) @ = foreign key (points to a primary key or unique identifier in another table) ^ - unique field. ================================================== UNF: salesstaff ( EmployeeID*, SalesPerson, SalesOffice, OfficeNumber, Customer1, Customer2, Customer3 ) 3NF: salesstaff ( EmployeeID*, SalesPerson, SalesOffice@ ) salesoffice ( SalesOffice*, OfficeNumber ) customer ( Customer* ) salesstaff_customer ( EmployeeID*@, Customer*@ ) Data rows: salesstaff ( EmployeeID*, SalesPerson, SalesOffice@ ) 1003, Mary Smith, Chicago 1004, John Hunt, New York 1005, Martin Hap, Chicago salesoffice ( SalesOffice*, OfficeNumber ) Chicago, 312-555-1212 New York, 312-555-1212 Atlanta, 312-555-1212 customer ( Customer* ) Ford GM Dell HP Apple Boeing salesstaff_customer ( EmployeeID*@, Customer*@ ) 1003, Ford 1003, GM 1004, Dell 1004, HP 1004, Apple 1005, Boeing ==================================================