Can a system have multiple databases?

Can you have multiple databases?

Good reasons to create separate databases would be to support different availability requirements or simplify administration. For example if your databases require very different backup schedules or different recovery models. Another reason would be if you may want to run them on different instances.

Can you have multiple databases in one server?

Database consolidation is the process of centralizing multiple databases and instances in order to share resources and thus, among other, cut licensing and hardware costs. There are three types of consolidation: Host multiple databases on a single SQL Server instance.

Can an application have 2 databases?

Multiple database technologies can be used with monolithic applications, and can even seem more natural in a microservices environment, where each service would have its own database. This approach, however, is not bulletproof. Far from it, actually.

Can a DBMS have multiple databases?

A multi-model database is a database that can store, index and query data in more than one model. For some time, databases have primarily supported only one model, such as: relational database, document-oriented database, graph database or triplestore. A database that combines many of these is multi-model.