defmodule Ketbin.Repo.Migrations.CreatePastes do use Ecto.Migration def change do create_if_not_exists table(:pastes, primary_key: false) do add :id, :string, primary_key: true add :is_url, :boolean, default: false, null: false add :content, :text, null: false add :belongs_to, references(:users, on_delete: :delete_all) end create_if_not_exists index(:pastes, [:belongs_to]) end end