United Broke Artists(UBA) is a broker for not so renowned artists.UBA tracks artists, artworks, and galleries.Artists exhibit their paintings at galleries.A gallery can exibit many paintings,but each painting can be exibited in only one gallery.One painter may make several paintings.PAINTER, PAINTING, and GALLERY in relational databases:What tables and components would you create?b.How are the independent tables related?

United Broke Artists(UBA) is a broker for not so renowned artists.UBA tracks artists, artworks, and galleries.Artists exhibit their paintings at galleries.A gallery can exibit many paintings,but each painting can be exibited in only one gallery.One painter may make several paintings.PAINTER, PAINTING, and GALLERY in relational databases:What tables and components would you create?b.How are the independent tables related?

A Guide to SQL

9th Edition

ISBN:9781111527273

Author:Philip J. Pratt

Publisher:Philip J. Pratt

Chapter2: Database Design Fundamentals

Section: Chapter Questions

Problem 5TD

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UBA brokers lesser-known musicians.UBA tracks painters, paintings, and galleries.Artists exhibit their paintings in galleries.Each painting can be shown in one gallery.One painter can make several paintings.PAINTER, PAINTING, and GALLERY in relational databases:What tables and components would you create?b.How are the independent tables related?
Scenario: The owner of Al Musana Hotel would like to have a database tables that will help him manage the clients and rooms in his building. He wants to record the information about his clients and its occupancy. The hotel has three different room types which are available for daily rent only. As the Database Designer, perform the following tasks to help the owner of the hotel: Create the CLIENTS table using the specification below: Table Name: CLIENTS Field Name/ Data Type column name Size Constraints CID Number 8 PRIMARY KEY CName Varchar2 25 NOT NULL Validate to accept Male or Female only Gender Varchar2 10 Address Varchar2 25 Contact Number 15 Стуре Varchar2 15
In the original sample solution, a customer could only have one address. Review the finalized sample solution for the database design. How many addresses can be linked to a customer? a.) Unlimited b.) 1 c.) 2 d.) 4
Give an example showing why you believe many-to-many connections are impossible in a relational database.
UBA brokers lesser-known musicians.UBA tracks artists, artworks, and galleries.Artists exhibit their paintings at galleries.Each artwork may be shown in one gallery.One painter may make several paintings.PAINTER, PAINTING, and GALLERY in relational databases:What tables and components would you create?b.How are the separate tables related?
In a relational database, the size of a table may be reduced via a select operation by eliminating columns from the table that meet a set of predefined requirements.Is there a mistake in my understanding of this?
Practical Tasks for Database Systems Question:1 Show all data from employee table where name should be in ascending and salary in descending order. Show the total length of (eno. deptno). (Employee Number, department Number) joined it and rename by funetion from the employee table? Show the ename (employee name) first 3 alphabets of manager? Write a query that show the manager data like this. job *** MANAGER ename JONES BLAKE ***MANAGER
What is the role of a "compound key" in relational database models?
Suppose you are a manufacturer of product ABC, which is composed of parts A, B, and C When a new product is created, the involved parts in table PART must be reduced. As such, when product ABC is created, PROD_QTY is increased by one, and the quantity of parts A, B, and C in table PART (i.e. PART_QTY) is reduced by one respectively. The database content is shown in the following tables. How many database requests can you identify when a product ABC is created? List all.
Consider the relational database tables below and write the relational algebra expression for the following questions. [stdid is studentid, bid is bookid, rdate is reserved date and adate is accessed date] Student (stdid, semester, major, name, score, age) Books (bid, bname, author) Reserve (stdid, bid, rdate) Accessed (stdid, bid, adate) 1. Find out the details of all students who have score greater than or equal to 70. 2. Find the students who belong to 'CSE' major and whose score is greater than 60. 3. Find the name, score of students who belong to 'EC' major and whose score is greater than 50. 4. Find the stdid of students who have accessed and reserved a book. 5. Find the stdid of students who have accessed but not reserved a book. 6. Find the names of students who have reserved a book using natural join.
Provide an example showing why you believe many-to-many connections are impossible in a relational database.
When people talk about "entity and referential integrity," do they mean that a database has both?

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