Consider the following ER diagram. Attribute 'Code' is an example of afor entity FARE.Airport_code City State NameAIRPORTCompanyMCAN_LANDNType_name Max_seatsAIRPLANETYPETYPENAirplane_idAIRPLANESeat_noSEATScheduled_dep_timeDep_timeTotal_no_of_seatsCustomer_nameDEPARTSNNASSIGNEDDEPARTUREAIRPORTNARRIVESARRIVALAIRPORTRESERVATIONNCphoneScheduled_arr_timeArr_timeNNINSTANCE_OFInstancesNNumberAirlineWeekdaysRestrictionsAmountCodeNo_of_avail_seatsLEG_INSTANCEDateLeg_noFLIGHT LEGNLEGSFLIGHT1FARESNFARENotes:A LEG (segment) is a nonstop portion of a flightA LEG_INSTANCE is a particular occurrenceof a LEG on a particular date.

In an Entity-Relationship (ER) diagram, two crucial components are entities and their attributes.…

Answered: Consider the following ER diagram.…

Engineering

Computer Science

Consider the following ER diagram. Attribute 'Code' is an example of a for entity FARE.

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

Problem 1PE

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Concept explainers

Fundamentals of Managing Data

Data management is creating, organizing, storing and managing the data collected and created by any organization.Effective data management is a crucial part of today's world. Data management provides analytical information on the vast amount of data collected from business applications daily, which helps make critical business decisions and plan and bring out the best strategies.

Question

Consider the following ER diagram. Attribute 'Code' is an example of a
for entity FARE.
Airport_code City State Name
AIRPORT
Company
M
CAN_
LAND
N
Type_name Max_seats
AIRPLANE
TYPE
TYPE
N
Airplane_id
AIRPLANE
Seat_no
SEAT
Scheduled_dep_time
Dep_time
Total_no_of_seats
Customer_name
DEPARTS
N
N
ASSIGNED
DEPARTURE
AIRPORT
N
ARRIVES
ARRIVAL
AIRPORT
RESERVATION
N
Cphone
Scheduled_arr_time
Arr_time
N
N
INSTANCE_OF
Instances
N
Number
Airline
Weekdays
Restrictions
Amount
Code
No_of_avail_seats
LEG_INSTANCE
Date
Leg_no
FLIGHT LEG
N
LEGS
FLIGHT
1
FARES
N
FARE
Notes:
A LEG (segment) is a nonstop portion of a flight
A LEG_INSTANCE is a particular occurrence
of a LEG on a particular date.

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