Question

please explain this data model with me and its relationships

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Answer 1

A Consultant is identified by a unique ConsultantID also database stores the FirstName,LastNAme,Streetaddress,City,State,ZipCode,PhoneNumber of a Consultant.

A consultant can have many shifts where as for each shift there’s only one Consultant

For Each Shift the database stores the ShiftTime,ShiftDate and is identified by a ShiftID.

A Booth is identified by BoothID and also has an AssignedLocatoin.A booth Can have many Shifts or cannot havy any.Where as a shift belongs to only one booth

An Event can be determined by EventID and the database also stores the EventName,StartDate,EndDate,Category,EventDescription for each event.Each event can have many booths or cannot have any.Whereas each Booth can have only one Event.

A Venue is identified by VenueID and database stores the values Name,StreetAddress,City,Stae,ZipCode for each venue. A venue can have many Events or cannot have any where as an Event can take place only at one Venue.

A Product is identified by ProductID and database stores the values WholeSaleCount,MinimumSellingPrice for each product. An Event can sell many Products or cannot sell any.Where as a product can be sold at only one event.

The Sales are identified by SaleID and have information about ProductSold,QuantitySOld,FinalPrice. Each sale may include many Products or cannot have any.Where as each product is listed in atmost one Sales.

A constultant can handle many Sales or cannot handle any.Where as each sale is consulted by atmost one consultant

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