What is Active Record migrations versioning?
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Can you explain what Active Record migrations versioning is?
Active Record migrations versioning is a way to manage database schema changes in a Ruby on Rails application. It allows developers to create, modify, and roll back database tables and columns in a structured manner.
How does versioning help in managing migrations?
Versioning helps by keeping track of each migration's state, allowing developers to apply or revert changes systematically. This ensures that the database schema is consistent across different environments.
What happens if I skip a migration?
If you skip a migration, it can lead to inconsistencies in your database schema. It's important to run migrations in the correct order to avoid issues.
Can I roll back a migration? How?
Yes, you can roll back a migration using the command rails db:rollback. This will revert the last migration applied, allowing you to undo changes.
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