modify the column definitions to use the long names as the
</span>  <span class='comment'># columnname property is readonly, recreate the column definitions
</span>  <span class='id identifier rubyid_columns'>columns</span><span class='period'>.</span><span class='id identifier rubyid_map'>map</span> <span class='kw'>do</span> <span class='op'>|</span><span class='id identifier rubyid_column'>column</span><span class='op'>|</span>
    <span class='id identifier rubyid_long_name'>long_name</span> <span class