Contents
What is multi-tenant service?
Multi-Tenant – Multi-tenancy means that a single instance of the software and its supporting infrastructure serves multiple customers. Each customer shares the software application and also shares a single database. Each tenant’s data is isolated and remains invisible to other tenants.
What is multi-tenant vs single tenant?
In a single-tenant environment, all customer data and interactions are separate from every other customer. A multi-tenant architecture is one where a single software instance and database serves multiple customers (i.e. tenants). The real estate analogy is often used to explain single-tenant vs.
How to enable multi tenancy in a microservice?
There are several ways to enable Multi-Tenancy for a microservice. For the most flexible approach, a plugin-based multi-tenancy system is most desirable. The plugin needs to respect a certain C ontract, the contract will be called from the microservice in order to execute the action on the plugin.
What happens when you choose a single instance of a microservice?
If you choose a single instance every time your microservice runs, you are duplicating resources (CPU, memory, cost) required to run your microservice. And if you have a separate database or database table, that is also duplicated. Anything that microservice uses to run is duplicated.
What is a multi tenant application or service?
A multi-tenant application or service is more like a condo building or apartment building. There are multiple people sharing the building, the water pipes, the drains, the roof, etc. Regardless of what they pay for, they are using shared infrastructure for their housing.
What are the components of a microservice architecture?
A microservice architecture mostly contains of the following elements: Domain-centric microservices (products, orders, invoices,…) A Service Discovery service to help discover these services A message bus, to allow for communication between the services Each service can have its own logic and data store.