import "reflect-metadata";
/**
 * Options for updating an existing migration.
 */
export interface UpdateMigrationOptions {
    output: string;
    entitiesPath: string;
    host: string;
    port: number;
    user: string;
    password: string;
    dbName: string;
}
/**
 * Updates an existing database migration by generating schema modifications.
 * @param options - Database connection settings and output paths.
 */
export declare const updateMigration: (options: UpdateMigrationOptions) => Promise<never>;