Does microservices use single database?

Question

You can use a single shared database with tables that owned by different microservices if your data is heavily related. Also in case you have strong requirements on data consistency and availiblty of a service. 5 авг. 2020 г.

Does microservices use multiple databases?

It means that we can use different database technologies for different microservices. So one service may use an SQL database and another one a NoSQL database. That's feature allows using the most efficient database depending on the service requirements and functionality.

Why microservices have separate databases?

Creating a separate database for each service helps to enforce domain boundaries, but it's only one approach. There's nothing stopping you from having all your services share the same database. As long as your services behave and don't do unexpected things to data owned by other services, you'll be fine.

Why microservices have their own database?

It would allow you to pick the database technology which fits your Business requirement best in order to get the best performance or usage of it. For example some specific micro-service might have some Read-heavy operations with very complex filter options and a full text search requirement.

How do I manage multiple databases in microservices?

Bookmark this question. Show activity on this post. Create a single database for different microservices is anti-pattern, then the correct way is to create a database for each microservice.

Expert · Answer