Query Error:You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'and departement_fr.region = region.id order by `num` asc' at line 1

SQL:select num,departement_fr.libelle as libelle, region.libelle as regionname from departement_fr,region where departement_fr.num = and departement_fr.region = region.id order by `num` asc