typeorm/migration/MigrationInterface.d.ts

Data-Mapper ORM for TypeScript, ES7, ES6, ES5. Supports MySQL, PostgreSQL, MariaDB, SQLite, MS SQL Server, Oracle, MongoDB databases.

import { QueryRunner } from "../query-runner/QueryRunner";
/**
 * Migrations should implement this interface and all its methods.
 */
export interface MigrationInterface {
    /**
     * Optional migration name, defaults to class name.
     */
    name?: string;
    /**
     * Run the migrations.
     */
    up(queryRunner: QueryRunner): Promise<any>;
    /**
     * Reverse the migrations.
     */
    down(queryRunner: QueryRunner): Promise<any>;
}