May 2024
Intermediate to advanced
325 pages
12h 2m
English
Content preview from Distributed Database Systems, 1st Edition by Chhanda Ray
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Distributed Database Systems
It should perform satisfactorily in a network environment taking into consideration that it
involves signifi cant communication delay.
It must impose few constraints on the structure of atomic actions of transactions.
8.2 Concurrency Control Anomalies
The goal of concurrency control is to prevent interference among users who are simultaneously
accessing a database. This section introduces the different anomalies that can arise owing to con-
current accesses of data in a multi-user centralized database environment as well as in a distributed
database environment. These are lost update anomaly, uncommitted dependency ...
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