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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
242
Distributed Database Systems
14.2.2 Distributed Query Processing in SDD-1
In SDD-1, the query processing involves two steps, namely, the compilation of the transaction
that converts the transaction into a parallel program, and the execution of it. The key part of the
compilation is access planning in which an optimization procedure is determined that minimizes
the object program’s inter-site communication needs while maximizing its parallelism.
Access planning
The simplest way to execute a distributed transaction is to move all of its read set to a single DM and
then execute the transaction at that DM. This approach is very simple, but ...
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Publisher Resources

ISBN: 9781282652521Publisher WebsitePurchase Link