def column_options
      { limit: column.limit, default: column.default, null: column.null }
    end
def column_options
      { limit: column.limit, default: column.default, null: column.null }
    end
TODO: investigate

 Rails doesn't take into account lenght argument of INT in the
 definition, as an integer it will default it to 4 not an integer

 Returns the columns data as a Hash

 @return [Hash]