Backend Architecture
Everything on SkillVeris tagged Backend Architecture — collected across the glossary, study notes, blog, and cheat sheets.
4 resources across 1 library
Interview Questions(4)
What is the Database-per-Service Pattern in Microservices?
The database-per-service pattern means each microservice owns its own private database that no other service is allowed to access directly, so services communi…
API Composition vs Database Joins: How Do They Differ?
A database join combines rows from multiple tables in a single database engine using one SQL statement, while API composition assembles a result by calling mul…
What is the CQRS Pattern and When Should You Use It?
CQRS (Command Query Responsibility Segregation) splits the logic and often the data models used for writing data (commands) from the logic and models used for…
What is Event Sourcing and How Does It Differ From Storing Current State?
Event sourcing stores every change to a system's data as an immutable, ordered sequence of events, and derives the current state by replaying those events, rat…