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Intro

Space-based architecture (SBA) is a software design approach that organizes the system around the concept of "spaces", which are essentially isolated and autonomous units of functionality. Each space has its own data, logic, and interface, and they communicate with each other through message passing.

Source: Software Architecture Patterns (Mark Richards)

Advantages

The main advantage of using a space-based architecture is that it promotes high degree of isolation and autonomy, making it easier to test, deploy, and evolve the system. Because each space is independent, it can be developed, tested and deployed separately, allowing developers to work on different spaces concurrently. Additionally, it allows for easy handling of complex business logic.

Another advantage of SBA is that it allows for easy handling of scalability and performance. Because each space is isolated and can be scaled separately, it allows for better control of the resources used by the system.

Disadvantages

The main disadvantage of using SBA is that it can add complexity to the system. Because the spaces are independent, communication between them can be challenging, and it requires careful planning and coordination. Additionally, it can be difficult to design the spaces in a way that ensures that they are loosely coupled and don't end up creating dependencies between them.

Wrap up

In conclusion, Space-based architecture is a powerful tool for building systems that require isolation, autonomy, and scalability. It allows for easy handling of complex business logic and better control of resources used by the system. However, it also requires careful planning and coordination and can add complexity to the system. SBA is suitable for systems that require isolation, autonomy, and scalability, such as financial systems, IoT systems, and systems that process high volumes of data.

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