Question 1: Notown Records Database Notown Records has decided to store information about musicians who perform on its albums (as well as other company data) in a database. The company has wisely...


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Question 1:<br>Notown Records Database<br>Notown Records has decided to store information about musicians<br>who perform on its albums (as well as other company data) in a<br>database. The company has wisely chosen to hire you as a<br>database designer (at your usual consulting fee of $2,500/day).<br>• Each musician that records at Notown has an SSN, a name, an<br>address, and a phone number. Poorly paid musicians often<br>share the same address, and no address has more than one<br>phone.<br>• Each instrument that is used in songs recorded at Notown has<br>a name (e.g., guitar, synthesizer, flute) and a musical key<br>(e.g., C, B-flat, E-flat).<br>• Each album that is recorded on the Notown label has a title, a<br>copyright date, a format (e.g., CD or MC), and an album<br>identifier.<br>• Each song recorded at Notown has a title and an author.<br>• Each musician may play several instruments, and a given<br>instrument may be played by several musicians.<br>• Each album has a number of songs on it, but no song may<br>appear on more than one album.<br>• Each song is performed by one or more musicians, and a<br>musician may perform a number of songs.<br>• Each album has exactly one musician who acts as its producer.<br>A musician may produce several albums, of course.<br>Draw the entity-relationship model of database that reflects<br>the organization's fundamental entities, relationships, and<br>attributes.<br>Answer:<br>

Extracted text: Question 1: Notown Records Database Notown Records has decided to store information about musicians who perform on its albums (as well as other company data) in a database. The company has wisely chosen to hire you as a database designer (at your usual consulting fee of $2,500/day). • Each musician that records at Notown has an SSN, a name, an address, and a phone number. Poorly paid musicians often share the same address, and no address has more than one phone. • Each instrument that is used in songs recorded at Notown has a name (e.g., guitar, synthesizer, flute) and a musical key (e.g., C, B-flat, E-flat). • Each album that is recorded on the Notown label has a title, a copyright date, a format (e.g., CD or MC), and an album identifier. • Each song recorded at Notown has a title and an author. • Each musician may play several instruments, and a given instrument may be played by several musicians. • Each album has a number of songs on it, but no song may appear on more than one album. • Each song is performed by one or more musicians, and a musician may perform a number of songs. • Each album has exactly one musician who acts as its producer. A musician may produce several albums, of course. Draw the entity-relationship model of database that reflects the organization's fundamental entities, relationships, and attributes. Answer:

Jun 07, 2022
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