class ModifyUser < ActiveRecord::Migration[6.0]
  def change
    remove_column :users, :name, :string
    remove_column :users, :nickname, :string
    add_column :users, :first_name, :string
    add_column :users, :middle_name, :string
    add_column :users, :last_name, :string
    add_column :users, :gender, :string
    add_column :users, :date_of_birth, :date
    change_column :users, :first_name, :string, null: false
    change_column :users, :middle_name, :string, null: false
    change_column :users, :last_name, :string, null: false
    change_column :users, :gender, :string, null: false
    change_column :users, :date_of_birth, :date, null: false
  end
end