How can I roll back a Node.js migration?

How can I roll back a Node.js migration?

To roll back a Node.js migration, you typically use a migration tool like Sequelize or Knex. You can run a command like sequelize db:migrate:undo or knex migrate:rollback.

What if I want to roll back multiple migrations?

You can specify the number of migrations to roll back by using a command like sequelize db:migrate:undo:all or knex migrate:rollback --all.

Are there any risks involved in rolling back migrations?

Yes, rolling back migrations can lead to data loss if not handled carefully. Always back up your database before performing a rollback.

How can I ensure my data is safe before rolling back?

You can create a backup of your database using tools like pg_dump for PostgreSQL or mysqldump for MySQL before rolling back.