my ($self, $num) = @_;
# caching $sth ourselves is faster than prepare_cached
my $sth = $self->{-get_art} //= $self->connect->prepare(<<'');
-SELECT num,ds,ts,ddd FROM over WHERE num = ? LIMIT 1
+SELECT num,tid,ds,ts,ddd FROM over WHERE num = ? LIMIT 1
$sth->execute($num);
my $smsg = $sth->fetchrow_hashref;