Answered: Consider the following database of a…

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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Consider the following database of a music record company:
MUSICIAN(ID, Name, Surname, BirthYear, DeathYear, Nationality, Instrument) BAND(BandID, Name, BreakupYear)
MEMBER(MusicianID, BandID, JoinYear)
SONG(SongID, Title, Duration, BandID, Duration)
ALBUM(AlbumID, BandID, Title, Year, Genre) INCLUDED(SongID, AlbumID)
NOTE:
● If a musician is still alive, then MUSICIAN.DeathYear = 0
● If the band is still playing together, then BAND.BreakupYear = 0
● A musician can be part of more than a band.
● Song duration is expressed in seconds.
1a) Find the data of all bands with at least a Cello player, who published an album of the genre “ProgRock” after 1982, where at least a song of duration 15 minutes is included.
1b) Find the data of all musicians that were founding members of a band, that is, no other musician joined the same band in a previous year.

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