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What are some examples of Rails migration commands?

An example of an AI chatbot conversation about Rails migration commands and their usage.

😀
You

What are some examples of Rails migration commands?

MagicBuddy
MagicBuddy

Rails migrations are used to modify your database schema. Here are a few examples:

  1. rails generate migration AddFieldToUsers field_name:data_type
  2. rails db:migrate
  3. rails db:rollback to undo the last migration.
😀
You

Can you explain what rails db:migrate does?

MagicBuddy
MagicBuddy

Certainly! The rails db:migrate command runs all pending migrations, applying changes to your database schema.

😀
You

What happens if I want to revert a migration?

MagicBuddy
MagicBuddy

You can use rails db:rollback to revert the last migration. If you want to revert multiple migrations, you can specify the step, like rails db:rollback STEP=3.

This is how a conversation with MagicBuddy looks like...
What are some best practices for Rails migrations?How do I rollback a specific migration in Rails?Can you explain the different Rails migration commands?What tips do you have for managing Rails migrations?What common issues can occur with Rails migrations?

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