Ricardo Mello3 articles
Table of Contents The setup: A realistic aggregation scenarioThe application behind the testTesting on M0: The hidden riskTaking it to production: Same query, different outcomeReal-time metrics: Detecting the bottleneckQuery insights: The detective toolDon’t guess, let Performance Advisor show the wayResilience …

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Clean and Modular Java: A Hexagonal Architecture Approach
One of the discussions that always leaves me with both doubts and excitement is the one about system architecture. Ever since I started diving deeper into programming, I’ve encountered questions like how to separate packages and modules: is it really …
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MongoDB Aggregation Framework: A Beginner’s Guide
Table of Contents Aggregation pipelineAggregation stages$Match$Project$Unwind$Group$Sort$AddFieldsCombining stagesWrapping up Finding exactly the data we need isn’t always a simple task. You’ve probably faced situations where you needed to filter information, group it, and even perform calculations to produce a final result. …