##
sub lastRowNum
{
my ( $dbh, $table ) = @_;
my ( $rowcount ) = $dbh->selectrow_array( "select count(*) from $table" );
return $rowcount;
}
####
sub lastRowNum
{
my ( $dbh, $key_fld, $table ) = @_;
my ( $last_id ) = $dbh->selectrow_array( "select max($key_fld) from $table" );
return $last_id;
}