Question: sql queries and relational algebra queries. using the appendix provided, write sql queries to answer each of the questions Appendix 1. Pizza Delivery Shop DB

sql queries and relational algebra queries. using the appendix provided, write sql queries to answer each of the questions

sql queries to answer each of the questions Appendix 1. Pizza Delivery

Appendix 1. Pizza Delivery Shop DB design. Relational schemas. Customer (CustomerPhoneKey (PK), LastName, FirstName, Address1, Address2, City, State, Zip). Customer order(Orderkey [PK], OrderDate, OrderTime, CustomerPhoneKey [FK], EmployeeKeyCFK]). Employee (EmployeeKey [PK], LastName, FirstName, HireDate). Product (ProductKey (PK], ProductName, UnitSize, UnitPrice). OrderDetail (OrderDetailKey [PK], Orderkey IFK], Product Key IFK], Order DetailQuantity, OrderDetailPriceCharged)

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