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    my $sth = $dbh->prepare_cached( $sql );
    $sth->execute( @bind_vals );
    $result = $sth->fetchall_hashref( $name );
    $tt->process("result.tt", { result => $result })

    my ( %row , @rows );
    $sth->bind_columns( \( @row{ @{$sth->{NAME_lc}} } ) );
...
        push @rows, \%row_copy;
    }
    $tt->process("result.tt", { result => \@rows })