DATABASE SYSTEM CONCEPTS LCPO
7th Edition
ISBN: 9781265586577
Author: SILBERSCHATZ
Publisher: MCG
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Chapter 17, Problem 10PE
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Scenario in which a nonserializable execution occurs airline
- Consider a web based Airline Reservation System.
- Here, so many concurrent requests will come to the system by asking the available flights, available seats in each flight and book the tickets.
- Suppose the user A and user B are booking seats on the same flight.
- Suppose that each transaction checks the total number of seats booked on the flight and inserts a new record of booking if there is enough seats left.
- Consider T3 and T4 be the transaction of user A and User B respectively. These two transactions run concurrently...
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DATABASE SYSTEM CONCEPTS LCPO
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