1.How are many-to-many relationships addressed in the relational model Essay

1.How are many-to-many relationships addressed in the relational model Provide a specific example other than the one in your textbook. Illustrate your answer using IE Crows Foot E-R diagrams - Essay Example In a relational model, the many-to-many relationship cannot directly be modeled. Such a relationship has to be converted into multiple one-to-many relationships first. Therefore, a many-to-many relationship is represented in the form of three tables in the model; the two original tables and a junction table. For the country-language example stated above, the relationship is formed as shown in the figure below. The many-to-many relationship between country and language is converted into two one-to-many relationships between the two entities and the the junction table. In the junction table (CountryLanguage), the unique primary key is a composite key (CountryID, LanguageID) which is formed by the two foreign keys which refer to the primary keys of the ‘country’ (CountryID) and ‘language’ (LanguageID)

The Starbucks Experience Essay Example | Topics and Well Written Essays - 1000 words

The Starbucks Experience - Essay Example It provides a background of Starbucks’ growth from humble origins to a household name globally as a result of their amazingly successful management philosophy. The book states five guiding principles for turning ordinary into extraordinary whether one is a small business owner or a multi-million dollar company. Based on facts in the book, during the company’s peak, Starbucks’ success equated to five new stores every day – 365 days each year worldwide (Michelli 7). In spite Starbuck’s amazing growth, the company keeps on maintaining their reputation for quality and a special customer experience. This is an indication of how well the company understands globalization and international business. With coffee shops in over 35 countries, Starbucks has proven that its principles transcend cultural barriers. There are many tips from the book that will benefit Human Resource professionals as well as supervisors and managers of companies and organizations. The book sites, for example, the problem of employees’ lifeless customer service. The book does not offer the usual one-sided approach to good customer service, but rather gives the inside secrets based on a model of success. From each of the five principles, Michelli provides practical methods for the reader to absorb and apply as appropriate in his or her specific work situation. For example, little acts as simple as reminding employees to be â€Å"litter picker-uppers† (34) would be an innovative idea for some businesses. Companies never know what catches the eye of their clients or customers, so they must pay attention to little details inside the store. These small things may leave customers walking away with poor lasting impressions. Michelli further points out, â€Å"Consistency, ritual, routine, community and service recovery are key. If you and your business succeed at delighting every person you work with, you will be a beloved company.† (108) Additionally, the book explains problems