Define the four main types of relational constraints and use the example relational database (Figure 1)...

Define the four main types of relational constraints and use the example relational database (Figure 1) to illustrate each of these constraints.

Figure 1

House(MLS, Addr, NumRooms, NumBedRooms, SellID, OfficeID, Price)

Seller(SellID, Name)

PotentialBuyer(BuyID, Name)

REOffice(OffID, Name, Addr, Phone)

Agent(AgID, OffID, Name)

Showing(AgID, MLS, BuyID, Date)

Expert Solution

venereology answered 10 months ago

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