The company MxArt is organizing an art exhibition. Each category of painting used different venue in the exhibition. As the IT staff for the company, you are required to create a database for the exhibition. The following schema were provided. Painting(ID: integer, Name: string, Category: string) Artist(ID: integer. Name: string, Contact: string, Address: string) Exhibition(PaintinalD: integer, ArtistID: integer, Venue: string) where (a) The primary keys are underlined. (b) Painting table used to stores information about painting in the exhibition. Each is given an ID, a name and a category of the painting. (c) Artist is the relation that holds information about artist involved in the exhibition. (d) Exhibition is the relation holding information about the painting and artist. Painting D refers to the ID of painting, ArtistID is the ID for the artist who draws the painting. Venue is the location where the exhibition is held. You should: a) Write the SQL statements that define the relational schema (tables for this database). You should define the appropriate keys and foreign key constraints. b) Write SQL query that returns the number of artists who have more than ONE painting in the category of WaterColor'. c) Write a SQL query that returns the names of all artists who have painting in the category 'Oil' and have NO painting in the category of 'Pastel". The list should not contain duplicate names.
The company MxArt is organizing an art exhibition. Each category of painting used different venue in the exhibition. As the IT staff for the company, you are required to create a database for the exhibition. The following schema were provided. Painting(ID: integer, Name: string, Category: string) Artist(ID: integer. Name: string, Contact: string, Address: string) Exhibition(PaintinalD: integer, ArtistID: integer, Venue: string) where (a) The primary keys are underlined. (b) Painting table used to stores information about painting in the exhibition. Each is given an ID, a name and a category of the painting. (c) Artist is the relation that holds information about artist involved in the exhibition. (d) Exhibition is the relation holding information about the painting and artist. Painting D refers to the ID of painting, ArtistID is the ID for the artist who draws the painting. Venue is the location where the exhibition is held. You should: a) Write the SQL statements that define the relational schema (tables for this database). You should define the appropriate keys and foreign key constraints. b) Write SQL query that returns the number of artists who have more than ONE painting in the category of WaterColor'. c) Write a SQL query that returns the names of all artists who have painting in the category 'Oil' and have NO painting in the category of 'Pastel". The list should not contain duplicate names.
Computer Networking: A Top-Down Approach (7th Edition)
7th Edition
ISBN:9780133594140
Author:James Kurose, Keith Ross
Publisher:James Kurose, Keith Ross
Chapter1: Computer Networks And The Internet
Section: Chapter Questions
Problem R1RQ: What is the difference between a host and an end system? List several different types of end...
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