Controlled chaos for testing your microservice

If you run a distributed application you know that even you have 100% code coverage, integration and acceptance tests, there are components you cannot control. You cannot control hardware failure, you cannot control network latency, DNS failure and so on. Today’s post is about a library that can help testing your Spring Boot application with […]

Tables and partitions in DynamoDB

In AWS DynamoDB, data are organized into tables. Even DynamoDB is schemaless, all entries that are inserted in one table must have the same primary key as that one defined for the table. But why is that one so important? Because it is used afterward to distribute entries. According to the official documentation, a table […]