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
14.2 General Architecture of SDD-1 Database System
The general architecture of SDD-1 is a collection of three independent virtual machines: Transaction
Modules or Transaction Managers (TMs), Data Modules or Data Managers (DMs) and a Reliable
Network (RelNet) [Bernstein et al., 1980]. DMs are responsible for managing all data that are stored
in an SDD-1 database system. The execution of any transaction in the SDD-1 database system is
controlled by the TMs. The RelNet facilitates the necessary communications among different sites
that are required to maintain an SDD-1 distributed database system. The architectur ...
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