sub selectNodeWhere
and sqlUpdate are both in Everything::NodeBase

my $totalRows;
my $type =;
my $limit;
my $offset;
my $ref = selectNodeWhere(
            {type_nodetype => $type},
            undef,
            undef,
            $limit,
            $offset, \$totalRows);
  
sub sqlUpdate
{
	my($this, $table, $data, $where) = @_;