Perform the following steps to create a masking connection in Azure:
Select the database SQL Server from the left side pane.
Click the Test button, to test the connection.
Click Save button, to save the changes else click Cancel button.
Edit a Connection in Azure
To edit a connection in Azure:
Go to RDBMS > Connection Manager > Connection List. Select the connection classification type from the Select Group drop-down.
Select the connection.
Click the Pen icon under the Action column to edit the connection details.