How to access local DB server in outsystem extension

How to access local DB server in outsystem extension.

I wanted to connect the local DB server say Oracle and create connection string in Service center. 

Local means where I have installed the outsystem development.

Hi AJAY APSHETTI,

As per as Extension concern you can consider the database access as a external database even though its local db server.

To access database in extension you can follow steps mentioned here.