In the context of the Strangler Fig architecture diagram, CDC (Change Data Capture) is the mechanism used to keep the new microservices’ databases synchronized with the legacy database in real-time without tightly coupling the systems. When you break a monolith apart, the new services (like Catalog or Orders) need access to data that still lives in...Read More
DRY in the Enterprise: How to Eliminate Domain Logic Duplication Across Legacy and Modern Systems Every enterprise software engineer has faced that sinking feeling: you are debugging a data discrepancy or a validation bug, only to realize that the exact same business rule—say, validating a Brazilian CNPJ—is implemented in three different places, using three different snippets...Read More
Frontend architecture, navigation, state management, and design system diagrams map out the client-side experience. Below is an exhaustive guide explaining each frontend diagram along with visual examples and specific use cases. Part 1: Component Architecture & Structure (Arquitetura e Estrutura de Componentes) 1. Component Tree Diagram (Diagrama de Árvore de Componentes) Explanation: A hierarchical layout illustrating...Read More
Database architecture and design diagrams are categorized into performance mapping, query structures, data flows, conceptual/logical models, physical layouts, and NoSQL models. Below is an exhaustive guide explaining each database diagram along with visual examples and specific use cases. Part 1: Execution & Performance Mapping (Mapeamento de Execução e Performance) 1. Execution Plan / Query Tree Diagram...Read More
Unified Modeling Language (UML) is a standardized general-purpose modeling language in the field of software engineering. UML diagrams are divided into two main categories: Structural Diagrams (representing the static aspect of the system) and Behavioral Diagrams (representing the dynamic aspect of the system). Below is a complete guide to all structural and behavioral UML diagrams, complete...Read More
