User Table Creation and Data Population within Rake task

create_users_migration_and_rake_task.rb

# Run rake task from migration file 

class CreateUsers < ActiveRecord::Migration [7.0]
  def change
    create_table :users do It| t.string :first_name t.string :last_name
      t. string email, index: { unique: true }
      # other columns
      t. timestamps
    end
    
    up_only do
      # just an example, don't @ me
      Rake: :Task[ users :populate_known_emails ']. invoke end
    end
  end
end