Answered step by step
Verified Expert Solution
Link Copied!

Question

1 Approved Answer

Use both Relational Algebra (ALG) and Tuple Relational Calculus (TRC) to express the following queries based on the given Sailer-Boat database created in Assignment 1.

image text in transcribed

Use both Relational Algebra (ALG) and Tuple Relational Calculus (TRC) to express the following queries based on the given Sailer-Boat database created in Assignment 1. Submit your ALG and TRC query expressions for these queries as well as the final query results. Each ALG and TRC query is 3 marks and the result is 2 marks 1 Reservation S1 B3 3-Feb-17 S1 B44-Feb-18 S2 B1 5-Mar-16 S2 B2 6-Mar-17 S4Lastname 20 S3 B1 8-May-17 7 S4 B1 10-Sep-17 B4 SplendorYellow 1. Get name of boat that "Lastname" reserves 2. Get sailer names for sailers who reserve Paradise 3. Get sailer names for sailers who do not reserve any boat 4. Get all pairs of sailer names such that the sailers concerned reserve the same boats 5. Get sailer names for sailers who reserve all boats 6. Get sailer names for sailers who reserve all boats except Splendor 7. Get sailer names for sailers who reserve all boats that Lastname reserves 8. Get sailer names for sailers who reserve only the boats that Lastname reserves 9. Get sailer names and the number of boats they reserve 10. Get sailer names for sailers who reserve more than two boats 0 2

Step by Step Solution

There are 3 Steps involved in it

Step: 1

blur-text-image

Get Instant Access to Expert-Tailored Solutions

See step-by-step solutions with expert insights and AI powered tools for academic success

Step: 2

blur-text-image

Step: 3

blur-text-image

Ace Your Homework with AI

Get the answers you need in no time with our AI-driven, step-by-step assistance

Get Started

Recommended Textbook for

Database And Expert Systems Applications 33rd International Conference Dexa 2022 Vienna Austria August 22 24 2022 Proceedings Part 1 Lncs 13426

Authors: Christine Strauss ,Alfredo Cuzzocrea ,Gabriele Kotsis ,A Min Tjoa ,Ismail Khalil

1st Edition

3031124227, 978-3031124228

More Books

Students also viewed these Databases questions

Question

=+Might this help explain why

Answered: 1 week ago