Constraints between two sets of attributes oli Domain of attributes Set of candidate keys in a relation The mapping of two relations Part III: ANALYTICAL QUESTIONS (16 points The table below contains sample data for parts and for vendors who supply those parts. In discussing these data with users, we find that part numbers (but not descriptions) uniquely identity parts and that vendor names uniquely identity vendors. Part No Vendor Name Unit Cost Description Logic Chip Address Cupertino 1234 Fast Chips 10.00 Smart Chips Phoenix 8.00 5678 Memory Chip Fast Chips Cupertino 3.00 Quality Chips Austin 2.00 Smart Chips Phoenix 5.00 un 5