Milestone.seed(:id, [ { id: 1, project_id: 1, title: 'v' + Faker::Address.zip_code }, { id: 2, project_id: 1, title: 'v' + Faker::Address.zip_code }, { id: 3, project_id: 1, title: 'v' + Faker::Address.zip_code }, { id: 4, project_id: 2, title: 'v' + Faker::Address.zip_code }, { id: 5, project_id: 2, title: 'v' + Faker::Address.zip_code }, { id: 6, project_id: 2, title: 'v' + Faker::Address.zip_code }, { id: 7, project_id: 2, title: 'v' + Faker::Address.zip_code }, { id: 8, project_id: 3, title: 'v' + Faker::Address.zip_code }, { id: 9, project_id: 3, title: 'v' + Faker::Address.zip_code }, { id: 11, project_id: 3, title: 'v' + Faker::Address.zip_code }, ]) Milestone.all.map do |ml| ml.set_iid ml.save end