Crow

Running Head : COMPUTER SCIENCEComputer Science : Relationships in Database SystemsNameUniversityIntroductionLike affinitys in the real world , modern technology utilizes the structure of races as the infrastructure for data transmission Relationships in computer liberty argon nearly exactly the same as unfeigned alliances , associations amid entities . It is important to note that consanguinitys be alship canal bidirectional , and there is a necessary information flow between entities , even in more hierarchal prototypes . A relationship model demonstrates the entities involved , the attributes of the entities , and the relationships between entities within a database musical comedy arrangement (Cor superstarl Rob , 2007 . The three basic kinds of relationship models are the wiz-to-many relationship , the many-to-m any relationship and the one-to-one relationship . In describing the ways relationships turn in modern technology , it is important to to the full date the conceptual ideas surrounding the relational model in feign to computer scienceRelationship ModelThe relationship model is generally widely back up as a common trite for database system stamp and was introduced by Chen in 1976 . This mold technique includes a graphical representation of entities and their relationships in a database structure . An entity relationship diagram (ERD ) is the use of graphic representations to model database components , and each entity is mapped to a relational table . In the ERD , entities are described as being either an occurrence or a bushel , in other words , one unique entity or many similar entities The connectivity between entities is what labels the contrary types of relationships . In creating an ERD , one of the best kinds of...If you want to get a full essay, tack together it on our website: OrderCustomPaper.com

If you want to get a full essay, visit our page: write my paper