> For the complete documentation index, see [llms.txt](https://support.getdatastream.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://support.getdatastream.com/configuration/connectivity.md). # Connectivity Data Stream supports multiple databases from a single client application installation. ## Selecting Existing Connection

Click on a connection to activate the check mark button.

Clicking on the check mark icon will navigate to the main screen.

## Configuring Connections

Clicking on the gear will navigate to the add connectivity screen.

Clicking on the plus will create a new connection.

Set the properties accordingly, please do not forget to hit save.

## Changing Connections