forgeplus/db/migrate/20200518081445_create_mirrors.rb

class CreateMirrors < ActiveRecord::Migration[5.2]
  def change
    create_table :mirrors do |t|
      t.integer :repo_id, foreign_key: true
      t.integer :status, default: 0, null: false, comment: "0 - succeeded, 1 - waiting, 2 - failed"
      t.integer :interval, comment: "mirror interval with unix time"
      t.datetime :next_update_time, comment: "next update mirror time, for datetime"

      t.timestamps
    end
  end
end