Using ERDPlus (at ERDPlus.com) create an ER Diagram as specified in MC3 Funky Bizz of the Database Systems – Introduction to Databases and Data Warehouses book. MC3 Funky Bizz Funky Bizz is a rental business that rents musical instruments to bands. Create the ER diagram for the Funky Bizz Operations Database, based on the following requirements. • The Funky Bizz Operations Database will keep track of instruments, bands, repair technicians, and shows. • For each instrument, Funky Bizz will keep track of a unique instrument serial number as well as the instrument model and brand, the year when the instrument was made, and the age (measured in years) of the instrument. • The customers of Funky Bizz are bands. For each band, Funky Bizz will keep track of the unique band name and unique band identifier as well as the band’s address, contact person’s name, and multiple phone numbers. • Repair technicians maintain the instruments. For each technician, Funky Bizz will keep track of a unique SSN as well as a name, address, and multiple phone numbers. • Funky Bizz will record information about shows that its customer bands perform in. For each show, it will keep track of a unique show identifier composed of the show venue name and date. For each show, it will also keep track of show type and show name (a show may or may not have a name). • A band does not have to rent any instruments, but may rent up to 30. Each instrument may be rented by one band or by no bands at all. • A repair technician maintains one or many instruments. Each instrument is maintained by one technician. • A band may perform in many shows, but does not have to perform in any. Each show must have at least one band performing, but may have many bands performing. For each instance of a band performing in a show, we keep track of the duration (in minutes) of that band’s performance in that show. • For each band, Funky Bizz keeps track of the number of shows that the band performs in. • For each show, Funky Bizz keeps track of the number of bands that participated in the show.

Using ERDPlus (at ERDPlus.com) create an ER Diagram as specified in MC3 Funky Bizz of the Database Systems – Introduction to Databases and Data Warehouses book. MC3 Funky Bizz Funky Bizz is a rental business that rents musical instruments to bands. Create the ER diagram for the Funky Bizz Operations Database, based on the following requirements. • The Funky Bizz Operations Database will keep track of instruments, bands, repair technicians, and shows. • For each instrument, Funky Bizz will keep track of a unique instrument serial number as well as the instrument model and brand, the year when the instrument was made, and the age (measured in years) of the instrument. • The customers of Funky Bizz are bands. For each band, Funky Bizz will keep track of the unique band name and unique band identifier as well as the band’s address, contact person’s name, and multiple phone numbers. • Repair technicians maintain the instruments. For each technician, Funky Bizz will keep track of a unique SSN as well as a name, address, and multiple phone numbers. • Funky Bizz will record information about shows that its customer bands perform in. For each show, it will keep track of a unique show identifier composed of the show venue name and date. For each show, it will also keep track of show type and show name (a show may or may not have a name). • A band does not have to rent any instruments, but may rent up to 30. Each instrument may be rented by one band or by no bands at all. • A repair technician maintains one or many instruments. Each instrument is maintained by one technician. • A band may perform in many shows, but does not have to perform in any. Each show must have at least one band performing, but may have many bands performing. For each instance of a band performing in a show, we keep track of the duration (in minutes) of that band’s performance in that show. • For each band, Funky Bizz keeps track of the number of shows that the band performs in. • For each show, Funky Bizz keeps track of the number of bands that participated in the show.

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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MC3 Funky Bizz

Funky Bizz is a rental business that rents musical instruments to bands. Create the ER diagram for the Funky Bizz Operations Database, based on the following requirements.

• The Funky Bizz Operations Database will keep track of instruments, bands, repair technicians, and shows.
• For each instrument, Funky Bizz will keep track of a unique instrument serial number as well as the instrument model and brand, the year when the instrument was made, and the age (measured in years) of the instrument.
• The customers of Funky Bizz are bands. For each band, Funky Bizz will keep track of the unique band name and unique band identifier as well as the band’s address, contact person’s name, and multiple phone numbers.
• Repair technicians maintain the instruments. For each technician, Funky Bizz will keep track of a unique SSN as well as a name, address, and multiple phone numbers.
• Funky Bizz will record information about shows that its customer bands perform in. For each show, it will keep track of a unique show identifier composed of the show venue name and date. For each show, it will also keep track of show type and show name (a show may or may not have a name).
• A band does not have to rent any instruments, but may rent up to 30. Each instrument may be rented by one band or by no bands at all.
• A repair technician maintains one or many instruments. Each instrument is maintained by one technician.
• A band may perform in many shows, but does not have to perform in any. Each show must have at least one band performing, but may have many bands performing. For each instance of a band performing in a show, we keep track of the duration (in minutes) of that band’s performance in that show.
• For each band, Funky Bizz keeps track of the number of shows that the band performs in.
• For each show, Funky Bizz keeps track of the number of bands that participated in the show.

Using ERDPlus (at ERDPlus.com) create an ER Diagram as specified in MC5 Signum Libri of the Database Systems – Introduction to Databases and Data Warehouses book.

MC5 Signum Libri

Signum Libri (SL) is a publishing company. Create the ER diagram for the SL Operations Database based on the following requirements.

SL Operations Database will keep track of the following:

• For each book SL publishes: a book name, genre, date of publication, and number of pages;
• For each writer: a unique writer identifier as well as the writer’s name;
• For each agent: a unique agent identifier as well as the agent’s name;
• For each editor: a unique editor identifier as well as the editor’s name;
• Each SL book is written by one writer, and each writer can write many SL books. SL will not keep track of writers who did not write a book for SL. All books written by the same writer have a different book name. However, two writers can write two different books with the same book name.
• Each writer is represented by one agent. Each agent represents at least one writer, but can represent many.
• Each book has one editor. Each editor edits at least one book, but can edit many books.
• Each editor can mentor one or more other editors, but does not have to mentor any. Each editor can have at most one mentor editor, but does not have to have any.

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