presto-hive/src/main/java/io/prestosql/plugin/hive/s3/HiveS3Config.java/HiveS3Config/setS3IamRole
class HiveS3Config:    @Config("hive.s3.iam-role")
    @ConfigDescription("ARN of an IAM role to assume when connecting to the S3")
    public HiveS3Config setS3IamRole(String s3IamRole)
    {
        this.s3IamRole = s3IamRole;
        return this;
    }