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Series
Contains discourse on the patterns related to Microservices - highly based on Chris Richardson's Microservices Pattern.
Microservices - What does it mean? Googling microservices will present you with many definitions. All of them essentially point to the same basic idea. However, we shall attempt at coming to a more holistic understanding of what the term really mean...
Introduction Problem Statement Transactional messaging is a common problem in Microservices - how do you integrate message publishing with database transactions that update business entities or data. For e.g., we may require to publish domain events ...
Configurable Services & Externalized Configuration Pattern - Motivation Services need configuration properties to run - network location and credentials of databases, network location of message brokers, third party services, and so forth. The values...
Message Delivery Guarantees In general, message brokers offer one/all of the following delivery guarantees: At least once At most once Exactly once Duplicates must be handled when using messaging for asynchronous IPC. Message brokers should ideally...
When & Why Service Discovery in Microservices? Suppose the service you're working on uses synchronous Remote Procedure Invocation (RPI) to invoke another service of your application - e.g., REST API and your service code need to know the network loca...
Scale Cube Model The Art of Scalability (Martin Abbot and Michael Fisher) describes a 3-D scalability model called as the Scale Cube model. The model defines three ways to scale an application: X-axis scaling Y-axis scaling Z-axis scaling We shall ...
