Files
codeocean/db/migrate/20201007104221_create_tips.rb
2020-10-14 14:34:27 +02:00

23 lines
651 B
Ruby

# frozen_string_literal: true
class CreateTips < ActiveRecord::Migration[5.2]
def change
create_table :tips do |t|
t.string :title
t.text :description
t.text :example
t.references :file_type, foreign_key: true
t.references :user, polymorphic: true, null: false
t.timestamps
end
create_table :exercise_tips do |t|
t.references :exercise, null: false, foreign_key: true
t.references :tip, null: false, foreign_key: true
t.integer :rank, null: false
t.references :parent_exercise_tip, foreign_key: {to_table: :exercise_tips}
t.index %i[exercise_id rank]
end
end
end