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Distributed Database Systems, 1st Edition by Chhanda Ray
book

Distributed Database Systems, 1st Edition by Chhanda Ray

by Chhanda Ray
May 2024
Intermediate to advanced content levelIntermediate to advanced
325 pages
12h 2m
English
Pearson India
Content preview from Distributed Database Systems, 1st Edition by Chhanda Ray
(c) The run-time support processor – This component physically accesses the database according
to the commands in the schedule generated by the query optimizer and is responsible for man-
aging main memory buffers. The run-time support processor is the interface to the operating
system and contains the database buffer (or cache) manager.
6.3.3 Distributed Data Independence
The reference architecture of a DDBMS is an extension of ANSI–SPARC architecture; therefore,
data independence is supported by this model. Distributed data independence means that
upper levels are unaffected by changes to lower levels in the distributed database architectur ...
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