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s this database schema look right? From what these steps

s this database schema look right? From what these steps

Database System Concepts
Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
Problem 1PE
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Does this database schema look right? From what these steps are asking me?

• Each musician that records at Sun City has an SSN, a name, an address, and a phone number. SSN uniquely identifies a musician. • Each instrument used in songs recorded at Sun City has a unique identification number, a name (eg. guitar, flute) and a musical key (eg. C, B-flat, E-flat). • Each song recorded at Sun City has a title and a date. Songs are uniquely identified by a song id. . There are two types of musicians recording a song: vocalists and instrumentalists. • Each instrumentalist may play several instruments, and a given instrument may be played by several instrumentalists. Each instrumentalist plays at least one musical instrument. Each instrument must be played by some instrumentalist. • Each song is performed by one or more musicians, and a musician may perform a number of songs. • Each musician who performs a song receives a payment. • Each song must be performed by some musician. • A singer has a type (eg. baritone, tenor, and soprano). • Singers do not play any instruments. The set of singers and the set of instrumentalists are disjoint. Lo
Transcribed Image Text:• Each musician that records at Sun City has an SSN, a name, an address, and a phone number. SSN uniquely identifies a musician. • Each instrument used in songs recorded at Sun City has a unique identification number, a name (eg. guitar, flute) and a musical key (eg. C, B-flat, E-flat). • Each song recorded at Sun City has a title and a date. Songs are uniquely identified by a song id. . There are two types of musicians recording a song: vocalists and instrumentalists. • Each instrumentalist may play several instruments, and a given instrument may be played by several instrumentalists. Each instrumentalist plays at least one musical instrument. Each instrument must be played by some instrumentalist. • Each song is performed by one or more musicians, and a musician may perform a number of songs. • Each musician who performs a song receives a payment. • Each song must be performed by some musician. • A singer has a type (eg. baritone, tenor, and soprano). • Singers do not play any instruments. The set of singers and the set of instrumentalists are disjoint. Lo
(Phone A trace (Loan) ( Musician (11m) Instrumen's Chns musical key ка 4 Play: CSSN Singer Emil type Cin) Instrumentalists Perform Song Sonsid (parmint date Gitk
Transcribed Image Text:(Phone A trace (Loan) ( Musician (11m) Instrumen's Chns musical key ка 4 Play: CSSN Singer Emil type Cin) Instrumentalists Perform Song Sonsid (parmint date Gitk
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