March 2020
Intermediate to advanced
392 pages
10h 10m
English
Content preview from Hands-On Swift 5 Microservices Development
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Understanding when to communicate
Let's face it – your microservices will, sooner or later, communicate with each other. In this section, we will explore when they should communicate and what should be communicated. The cases in which microservices can communicate with each other can be limited to the following cases:
- Data verification
- Data processing
- Data aggregation
- Data management
Notice that they all start with Data? That is actually an important hint: microservices usually only communicate with each other for internal purposes. This means that the request that is sent from one service to another almost never happens synchronously with a user request but rather through internal jobs, such as cron jobs.
For example, let's say we want ...
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