# == Schema Information # # Table name: project_languages # # id :integer not null, primary key # name :string(255) # position :integer # projects_count :integer default("0") # created_at :datetime not null # updated_at :datetime not null # # Indexes # # index_project_languages_on_id (id) # class ProjectLanguage < ApplicationRecord include Projectable validates :name, uniqueness: { message: "已存在" } end