April 2026
Intermediate
491 pages
18h 4m
English
Content preview from Software Architecture and Design
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7.8 Saga Pattern: The Distributed Transactions Pattern
The saga pattern enables you to achieve data consistency across multiple transactionally protected services in distributed environments.
7.8.1 Problem and Motivation
In modern architectures, systems are often divided into many small, loosely coupled, and independent services or modules. If the database per service pattern has been applied, each service also has its own persistence layer to store its data.
These circumstances make it almost impossible to carry out a classic technical transaction that includes data access for several services and thus to consistently implement complex business processes that extend across multiple services or modules in the various databases.
This limitation ...
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