test=> \d vat
                            Table « public.vat »
      Colonne      |  Type   |                    Modificateurs                    
-------------------+---------+-----------------------------------------------------
 idvat             | integer | not null default nextval('vat_idvat_seq'::regclass)
 libelle_idlibelle | integer | not null

test=> \d deliveryprice
                                                Table « public.deliveryprice »
               Colonne               |        Type        |                              Modificateurs                              
-------------------------------------+--------------------+-------------------------------------------------------------------------
 iddeliveryprice                     | integer            | not null default nextval('deliveryprice_iddeliveryprice_seq'::regclass)
 geographicalarea_idgeographicalarea | integer            | not null
 deliver_iddeliver                   | integer            | not null
 libelle_idlibelle                   | integer            | not null
 weights                             | double precision[] | 
 deliverytime                        | integer            | not null
 deliverytime_idlibelle              | integer            | not null
 amount                              | real               |