npm install @mikro-orm/migrations

# Generate a migration based on schema changes
npx mikro-orm migration:create

# Run pending migrations
npx mikro-orm migration:up

# Revert the last migration
npx mikro-orm migration:down

import { MikroORM } from '@mikro-orm/postgresql';

const orm = await MikroORM.init({
  entities: [Author, Book],
  dbName: 'my-db',
  migrations: {
    path: './src/migrations',
  },
});

const migrator = orm.migrator;

// Generate a migration from schema diff
await migrator.create();

// Run all pending migrations
await migrator.up();

// Revert the last migration
await migrator.down();