Answer: The following assumptions were made. Every payment made by a member is either daily, weekly or monthly and is done for a certain course that the member is taking. A member can get many awards from the same course although they may be for different reasons or achievements. Payments done by a member are done only using the bank and the bank details are provided by the member. A course type can have more than prerequisite. A memb...Read More >>
Answer: Introduction The aim of this paper is to model a database for the new Australian Premier League by showing the entity relation diagram based on the business rules provided. The ERD is normalized to make sure all many to many relationships are resolved while showing referential/weak entities. Assumptions The following are the assumptions made; The coaches are all in the same leagues thus supervision is done of a coach is done by his...Read More >>
Answer: The following assumptions were made on top of the business rules provided. A player is paid a salary on a monthly basis and every player is paid a different amount from other players hence the details of the payment of a player by a club is recorded in the player payment relation. Merchandise belonging to a certain club is only sold during a game. Thus, every game can generate a certain amount of merchandise sales for a club. Th...Read More >>
Answer: One Player can belong to only one Club One Player can play under many Divisions One Player can be either a Field Player or Goal Keeper and rarely both A Field Player can belong to only one of Fielder Type A Item can be merchandised by only one Club A Club can merchandise multiple items A Stadium is to only one Club A Club can withhold only one Stadium A member can belong to only one Club A person want to become the mem...Read More >>
Answer: Coaches can have their supervisors on optional basis.For a club to have a merchandise it must own its branded merchandise stock. Therefore, merchandise is a weak relation.A club can have one or many sponsors on optional basis where the relation between the club and sponsors is brought in by the amount the sponsor offers and the type of sponsorship that sponsor offers. Coaches can have only one division and the players can have maximum...Read More >>
Answer: Attribute Datetype Key genreID INT PK Attribute Datetype supplierID INT supplierName TEXT(50) Contact TEXT(50) Phone TEXT(15) Email TEXT(50) Address TEXT(50) Suburb TEXT(50) Postcode TEXT(5) Country TEXT(50) Comments TEXT(250)...Read More >>
Answer: Entity Relationship diagram The Entity Level diagram will be like below. The many to many relationships experience were between the STAFF entity and CLASS entities. To resolve, the entity Assignments is introduced where one Staff member can have many assignments and Many assignments can be from one class (P., 2004). By that many staff do not appear to teach many classes and many classes don’t appear to have many teaching me...Read More >>
Answer: Data Dictionary: Entity Attribute Name Description Data Type and Length Nulls Multi-valued Customer CustID The unique value for identifying row 4 Fixed character No No Name The name of the customer 20 Variable Character No No Address The address of the customer 30 Variable Character No No Contac...Read More >>
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