Authentication
This section provides a complete list of the Authentication properties you can configure in the connection string for this provider.
| Property | Description |
| AuthScheme | The scheme used for authentication. Accepted entries are None, and Negotiate (Kerberos). None is the default. |
| User | Specifies the authenticating user's user ID. |
| Password | Specifies the authenticating user's password. |
| ClusterName | The name of the cluster containing your Azure HDInsight instance. |
| ImpersonationUser | The user to impersonate while sending requests to the Phoenix Query Server. |