class CreateFavoriteCourses < ActiveRecord::Migration[6.0]
  def change
    create_table :favorite_courses do |t|
      t.string :number, null: false
      t.string :semester, null: false
      t.string :title, null: false
      t.integer :user_id, null: false
      t.string :personal_annotation

      t.timestamps
    end
    add_index :favorite_courses, [:number, :semester], unique: true
  end
end