To add a database connection, click on database you want to connect in Select a Database section at right side.
Your AWS Region (e.g., us-east-1)
Your s3Location URL (e.g., s3://path/to/folder/).
Your AWS Access Key ID.
Your AWS Secret Access Key.
The display name for the database in Silzila interface. It must be unique and non repeated name.
After fill out the fields, first make Test Connection and then make Register Connection.
In Amazon Athena, first do test connection process mentioned above, in this process if your test connection get passed then you will be get notification like Test Connection successful.
After successful test connection, do register connection mentioned above, in this process if your data connection get passed then you will be get notification like Data Connection successful.