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Question:
This form represents one of a number used for each sailing of a range of boats. A passenger may go on many sailings and will have the same passenger number for each. The cruise fee varies according to the sailing details (e.g. date of sailing).
(a) Represent the form as a relational schema and Normalize to third normal form, using dependency diagrams to justify decomposition steps. Show all the partial and transitive dependency in your diagram.
(b) Draw an ERD of the system from the tables obtained from the normalization process.
#Use the following database schema: 1) Patient—PatientID, Name, DOB 2) Doctor—DoctorID, Name, MedLicenseNumber, Phone 3) Medication—MedicationID, BrandName, GenericName 4) Prescrip
Q. Describe how an ER schema can be represented by relation schemas and constraints arising from ER design can be mapped to constraints on a relation schema. The entity rela
Whst is logical schema ? Logical schema is the entire database.
Have a look around the site, and at some of the sites they have featured. These are all examples of bad design, and also offer an explanation about why they fall into this category
The ABC Bank authority now wants to create a database for their customers. So you are requested to modify your program of Assignment A3 as follows. The main program first displa
Explain weak and strong entity sets? Weak and Strong entity sets: A physically powerful entity set has a primary key. All tuples in the group are distinguishable through that k
Explain the conventions (relationships) for displaying an ER schema as an ER diagram.
List the requirements needed to design a trigger. The requirements are:- Specifying when a trigger is to be implemented. State the actions to be taken when the trigger im
assume we have the following apllicationthat model sccer team the games they play and the players inv each teamin the design we want to capture
Control Files : The redo and control files logs support the rest of the architecture. Every database must have at least one control file, although you have more than one to guard
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