import { ConfigurationOptions } from 'ts-appconfig';
import { DatabaseEnv } from './database-env';
/**
 * Load the database's .env
 *
 * @param env Environment Type (must extend DatabaseEnv)
 * @param path Path to env file
 * @param name Database name
 * @param options ts-appconfig options
 * @returns Returns the loaded environment variables
 */
export declare function configureDb<T extends DatabaseEnv>(env: {
    new (): T;
}, path: string, name: string, options?: ConfigurationOptions): T;