/// <summary>
 /// Returns a list of database principals of the given Kusto cluster and
 /// database.
 /// </summary>
 /// <param name='operations'>
 /// The operations group for this extension method.
 /// </param>
 /// <param name='resourceGroupName'>
 /// The name of the resource group containing the Kusto cluster.
 /// </param>
 /// <param name='clusterName'>
 /// The name of the Kusto cluster.
 /// </param>
 /// <param name='databaseName'>
 /// The name of the database in the Kusto cluster.
 /// </param>
 public static IEnumerable <DatabasePrincipal> ListPrincipals(this IDatabasesOperations operations, string resourceGroupName, string clusterName, string databaseName)
 {
     return(operations.ListPrincipalsAsync(resourceGroupName, clusterName, databaseName).GetAwaiter().GetResult());
 }