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1. Staff (staffID --> availabilityID)
2. Services (servicesID --> itemBasedID --> timedBasedID)
3. TimedBased (timedbasedID--> priceid)
4. Clients (clientId, serviceId--> bookingId)
The bookingID is fully functionally dependant on the clientId and serviced because the clientID says which client the booking is for and the serviceID is what service the client has booked that time.
5. Clients (rclient --> clients )
The clients are partially dependant on rclient as it needs some attributes to find the client (using a query) but not all the attributes.
6. Bookings (bookingID --> staffID --> clientID --> venueID --> serviceID --> paymentID);
7. Parlour (parlourID --> staffID);
#question.what is mapping constraints and types?.
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please describe the data base management with the easy example &give the application?
Project Description: I need a point of sale for motels. It needs to run on windows and requires being network able so that we can have more than one computer using it at once.
Which is a valid SQL type? A valid SQL Should be in CHARACTER it is should be NUMERIC and FLOAT.
Which data type can store unstructured data? Raw data type can store unstructured data.
What is a SELECT operation? The select operation selects tuples that please a given predicate. We use the lowercase letter σ to denote selection.
Which database level is closest to the users? External database level is closest to the users.
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