What's proposed here is a database per service, not per instance within the service. If you scale from 5 instance to 10 instances to 2 instances, there is still one service, and one (shared) database.

Jul 23, 2025 · What is Database Per Service Pattern? The Database Per Service Pattern is a design principle in microservices architecture where each microservice is assigned its own exclusive …

By deploying the database-per-service pattern, you choose the most appropriate data stores (for example, relational or non-relational databases) for your application and business requirements.

May 26, 2025 · One of the most critical decisions you’ll face is whether to use database per service pattern or share a single database across services. When building microservices with separate …

Jun 13, 2024 · The Database per Service pattern shatters this constraint, ushering in an era of polyglot persistence—where each service can select a database technology that aligns precisely with its …

Jul 7, 2024 · The Database per Service pattern is an architectural approach utilized within microservices architectures to promote autonomy and loose coupling by assigning an independent database to …

Jun 5, 2025 · First, we seek to explain the Database Per Service concept in straightforward terms, making it accessible to those without a technical background. We’ll showcase how this pattern …

Dec 4, 2024 · The Database Per Service pattern is a widely recognized architectural pattern in microservices that advocates for each microservice having its dedicated database. This pattern …

Sep 4, 2024 · Database Server Per Service: Each service runs on its own dedicated database server. For instance, in an e-commerce application: The Order Service might use MySQL database to …

In the Database Per Service pattern, each microservice manages its own database. This means that data owned by a microservice is encapsulated within that service and is not directly accessible by …