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Q.3.1 Identify the type of key represented by Attraction ID in table Attraction. Explain how it was identified. Table: City City ID 1 2 3 Table: Attraction Attraction City ID Attraction Name ID 1 1 Table Mountain 2 1 Lion's Head 3 2 Colosseum Explain the role of a foreign key in maintaining referential integrity. Provide a detailed example in the context of a bank. Q.3.2 City Name Cape Town Rome New York City

Q.3.1 Identify the type of key represented by Attraction ID in table Attraction. Explain how it was identified. Table: City City ID 1 2 3 Table: Attraction Attraction City ID Attraction Name ID 1 1 Table Mountain 2 1 Lion's Head 3 2 Colosseum Explain the role of a foreign key in maintaining referential integrity. Provide a detailed example in the context of a bank. Q.3.2 City Name Cape Town Rome New York City

Database System Concepts
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
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Question 3 Q.3.1 Identify the type of key represented by Attraction ID in table Attraction. Explain how it was identified. Table: City City ID 1 2 3 Table: Attraction Attraction City ID Attraction Name ID 1 1 Table Mountain 2 1 Lion's Head 3 2 Colosseum Q.3.2 Explain the role of a foreign key in maintaining referential integrity. Provide a detailed example in the context of a bank. Question 4 Identify the type of relationship shown below. Explain how the type of relationship was identified. Customer Flight Route books CustomerID (PK) FlightID (PK) RoutelD (PK) CustomeriD (FK1) AirlineID (FK2) RouteID (FK3) AirlineID (PK) City Name Cape Town Rome New York City operates Airline
Transcribed Image Text:Question 3 Q.3.1 Identify the type of key represented by Attraction ID in table Attraction. Explain how it was identified. Table: City City ID 1 2 3 Table: Attraction Attraction City ID Attraction Name ID 1 1 Table Mountain 2 1 Lion's Head 3 2 Colosseum Q.3.2 Explain the role of a foreign key in maintaining referential integrity. Provide a detailed example in the context of a bank. Question 4 Identify the type of relationship shown below. Explain how the type of relationship was identified. Customer Flight Route books CustomerID (PK) FlightID (PK) RoutelD (PK) CustomeriD (FK1) AirlineID (FK2) RouteID (FK3) AirlineID (PK) City Name Cape Town Rome New York City operates Airline
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