how to change a column in rails code example

Example 1: how to I change the name of a column in rails

$ rails g migration rename_season_to_season_id

class RenameSeasonToSeasonId < ActiveRecord::Migration
  def change
    rename_column :shoes, :season, :season_id
  end
end

Example 2: change column rails example

def change
    change_column(:table_name, :column_name, :new_type)
end