What are the new features in Rails 7 migrations?
An example of an AI chatbot conversation about Rails 7 migrations and their new features.
What are the new features in Rails 7 migrations?
Rails 7 introduced several enhancements for migrations, including support for reversible migrations and improved performance.
Can you explain what reversible migrations are?
Reversible migrations allow you to define how to roll back a migration automatically, making it easier to manage changes.
Are there any new methods for creating indexes?
Yes, Rails 7 added new methods like add_index with options for unique indexes and concurrent indexing.
How do I handle data changes during a migration?
You can use the up and down methods in your migration to specify how to change data when migrating up or down.
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