(Solved) : 4 Windsor Records Company Hired Database Designer One First Jobs Design Conceptual Schema Q44074555 . . .
4. Windsor Records company has hired you as a database designer. One of your first jobs is to design a conceptual schema for Windsor records and draw an ER diagram for your schema using the following information. The database stores information about musicians who perform on Windsor Records albums as described below. 1. Each Windsor Records musician has a unique social security number (SSN), a name, an address and a phone number. ii. Each instrument used in recorded songs has a unique name (eg, guitar, flute, drum, etc.) and a musical key (e.g., C, B-flat, E-flat). iii. Each album on their label has a unique album identifier, an album title, a copyright date, a format (eg. CD, vinyl, MP3, etc.). iv. Each song recorded has a unique song title and an author v. Each musician may play several instruments, and a given instrument may be played by several musicians vi. Each album has a number of songs on it, but no song may appear on more than one album. songs viii. Each album has exactly one musician who acts as its producer A musician may produce several albums. lodicate all key and cardinality constraints and any assumptions that you make Design the Entity-Relationship (ER) model diagram for this database. Show transcribed image text 4. Windsor Records company has hired you as a database designer. One of your first jobs is to design a conceptual schema for Windsor records and draw an ER diagram for your schema using the following information. The database stores information about musicians who perform on Windsor Records albums as described below. 1. Each Windsor Records musician has a unique social security number (SSN), a name, an address and a phone number. ii. Each instrument used in recorded songs has a unique name (eg, guitar, flute, drum, etc.) and a musical key (e.g., C, B-flat, E-flat). iii. Each album on their label has a unique album identifier, an album title, a copyright date, a format (eg. CD, vinyl, MP3, etc.). iv. Each song recorded has a unique song title and an author v. Each musician may play several instruments, and a given instrument may be played by several musicians vi. Each album has a number of songs on it, but no song may appear on more than one album. songs viii. Each album has exactly one musician who acts as its producer A musician may produce several albums. lodicate all key and cardinality constraints and any assumptions that you make Design the Entity-Relationship (ER) model diagram for this database.
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