/**
 * @athenna/database
 *
 * (c) João Lenon <lenon@athenna.io>
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */
import type { DatabaseImpl } from '#src/database/DatabaseImpl';
export declare abstract class BaseMigration {
    /**
     * Define the database connection that the
     * migration will use.
     */
    static connection(): string;
    /**
     * Run the migrations.
     */
    abstract up(db: DatabaseImpl): Promise<void>;
    /**
     * Reverse the migrations.
     */
    abstract down(db: DatabaseImpl): Promise<void>;
}