/**
 * A version of an engine -
 * for either a cluster, or instance.
 */
export interface EngineVersion {
    /**
     * The full version string of the engine,
     * for example, "5.6.mysql_aurora.1.22.1".
     * It can be undefined,
     * which means RDS should use whatever version it deems appropriate for the given engine type.
     *
     * @default - no version specified
     */
    readonly fullVersion?: string;
    /**
     * The major version of the engine,
     * for example, "5.6".
     * Used in specifying the ParameterGroup family
     * and OptionGroup version for this engine.
     */
    readonly majorVersion: string;
}