create table empres_deco(
idempres_deco varchar(30)primary key,
nombre varchar(30)not null,
dni char(8) not null,
direccion varchar(30)not null,
corre_elect varchar(30) not null,
hor_atec varchar(30)not null
);

create table mater(
idmater varchar(30) primary key,
vinilo varchar(30)not null,
cuter varchar(30)not null,
transfor varchar(30) not null,
maqu_ploth varchar(30)not null
)
create table prod_stick(
idprod_stick varchar (30)primary key,
dibujos varchar(30)not null,
calcomanias varchar(30)not null,
plantillas varchar(30)not null,
)
create table clientes(
idclientes varchar(30)primary key,
nombre varchar(30)not null,
dni char(8) not null,
total float not null,
cant_dis varchar(30)not null
)