Use EC2 RolesCData Excel Add-In for Amazon Athena 2019J - Build 19.0.7354
A boolean indicating if you would like to use an EC2 credentials.
This property takes advantage of using EC2 roles. If the CData Excel Add-In for Amazon Athena 2019J is running on an EC2 instance and the instance has an IAM Role assigned to it, the role can be used without any other credentials specified. When UseEC2Roles is set to true, other authentication credentials will be ignored. This connection property should not be used when connecting from outside of an EC2 instance.