Docsity
Docsity
Prepare for your exams
Prepare for your exams

Study with the several resources on Docsity

Earn points to download
Earn points to download

Earn points by helping other students or get them with a premium plan

Guidelines and tips
Guidelines and tips
Sell on Docsity
Sell on Docsity
Docsity AI
Docsity AI
Log inSign up

Prepare for your exams

Study with the several resources on Docsity

Find documents

Prepare for your exams with the study notes shared by other students like you on Docsity

Search for your university

Find the specific documents for your university's exams

Docsity AINEW

Summarize your documents, ask them questions, convert them into quizzes and concept maps

Explore questions

Clear up your doubts by reading the answers to questions asked by your fellow students

Earn points to download

Earn points by helping other students or get them with a premium plan

Share documents
download point icon20 Points

For each uploaded document

Answer questions
download point icon5 Points

For each given answer (max 1 per day)

All the ways to get free points
Get points immediately

Choose a premium plan with all the points you need

Study Opportunities

Choose your next study program

Get in touch with the best universities in the world. Search through thousands of universities and official partners

Community

Ask the community

Ask the community for help and clear up your study doubts

Free resources

Our save-the-student-ebooks!

Download our free guides on studying techniques, anxiety management strategies, and thesis advice from Docsity tutors

CSE3055 Database SQL, Assignments of Database Management Systems (DBMS)

Bahcesehir UniversityDatabase Management Systems (DBMS)

SQL Homework Database MSSQL Homework Database

Typology: Assignments

2020/2021

Uploaded on 06/07/2021

eagca2
eagca2 🇹🇷

1 document

1 / 2

Toggle sidebar

This page cannot be seen from the preview

Don't miss anything!

bg1
Student ID:
Student Name:
Assoc.Prof.Dr. Mustafa AĞAOĞLU
CSE3055 – F’20 | Q#2
1/2
Marmara University – Faculty of Engineering – Department of Computer Engineering
Fall 2020 – CSE3055 Database Systems
Quiz #2
(26.11.2020 | Duration: 45 min)
1) [40 pts] Map the following enhanced entity-relationship diagram into a relational database schema i.e.
tables and fields. Please state any assumptions that you have made. Do not forget to use arrows for
foreign key – primary key references. Also, note that the attribute PersonType is a subtype discriminator.
d
d
pf2

Partial preview of the text

Download CSE3055 Database SQL and more Assignments Database Management Systems (DBMS) in PDF only on Docsity!

Student ID: Student Name:

Assoc.Prof.Dr. Mustafa AĞAOĞLU CSE3^055 –^ F’^20 |^ Q# 1 / 2

Marmara University – Faculty of Engineering – Department of Computer Engineering

Fall 2020 – CSE3 0 55 Database Systems

Quiz

( 26 .1 1 .20 20 | Duration: 45 min)

1) [ 40 pts] Map the following enhanced entity-relationship diagram into a relational database schema i.e.

tables and fields. Please state any assumptions that you have made. Do not forget to use arrows for

foreign key – primary key references. Also, note that the attribute PersonType is a subtype discriminator.

d d

Student ID: Student Name:

Assoc.Prof.Dr. Mustafa AĞAOĞLU CSE3^055 –^ F’^20 |^ Q# 2 / 2

2) [ 60 pts] Consider the following database. Write SQL statements for the following queries using the

relational database below.

ALBUM

albumID title year singerID 1 Festival 2006 11 2 Patron 2009 11 3 Mançoloji 1999 6 5 Sakin Ol 1992 4 6 Turuncu 2001 4 7 Sade 2013 4 INSTRUMENT_SINGER singerID insID 1 1 1 3 2 4 3 1 3 8 4 1 4 5 4 6 4 7 11 1 11 3

SINGER

singerID name style 1 Ferhat Göçer Pop 2 Orhan Gencebay Arabesk 3 Candan Erçetin Pop 4 Sertab Erener Pop 5 Gülben Ergen Arabesk 6 Barış Manço Pop 7 Murat Boz Pop 8 Erol Büyükburç Pop 9 Demir Demirkan Rock 10 Zeynep Dizdar Pop 11 Kenan Doğulu Pop INSTRUMENT insID name 1 Piano 2 Drum kit 3 Zurna 4 Bağlama 5 Guitar 6 Harmonica 7 Trumpet 8 Violin

a) [12 pts] List all the attributes of albums which have a year greater than or equal to 2005.

b) [12 pts] List album title, album year, singer name and singer style of albums whose singer is “Sertab

Erener”. The order of the list should be descending according to album title.

c) [12 pts] List all the names of instruments played by the singers whose style is “Pop”. The list should

not display redundant records.

d) [12 pts] List the album ID, title, singer name and style of singers other than the ones who play an

instrument such that second character of the instrument’s name is “a”.

e) [12 pts] List the album title and the name of singers who play at least two different instruments.

Remove redundant records in the list.