In order to add a new data source, you must be an admin user. Go to the Settings > Data Sources tab.
Click + New Data Source to open the Create a New Data Source wizard.
Select the type of your data source, and enter the necessary user credentials to configure it. We recommend configuring your data source with a read-only user. Then click test connection to verify the setup.
You can always go back and edit a data source by clicking on it from the Data Sources listing page.