my @table_a = table1->search_all();
my @table_b = table2->seatch_all();

##</code><code>##


[% FOREACH item IN table_a %]
[% bold = "off" %]
  [% FOREACH other_item IN table_b %]
    [% IF (item.name == other_item.name) %]
<p><b>[% item.name %]</b></p>
[% bold = "on" %]
    [% END %]
  [% END %]
  [% IF bold == "off" %]
<p>[% item.name %]</p>
  [% END %]
[% END %]