Joget is backed with Hibernate which enables it to connect to major RDBMS (Relational Database Management System). Out of the box, the Joget installer comes embedded with MySQL DBMS but it may be connected to other RDMBS easily such as IBM DB2, Microsoft SQL Server, Oracle and so on.
The Datasource & Profile setting management makes it easy for you to switch in between different profiles which hold it's own database settings. Only one active profile is allowed at any time. 
Figure 1: Datasoure and Profile