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Track of business trips of salespersons in a sales office

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Reference no: EM131235014

Consider the following relations for a database that keeps track of business trips of salespersons in a sales office:

SALESPERSON (SSN, Name, Start_Year, Dept_No) TRIP (SSN, From_City, To_City, Departure_Date, Return_Date, Trip_ID) EXPENSE (Trip_ID, Account#, Amount)

Specify the foreign keys for this schema, stating any assumptions you make

Reference no: EM131235014

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