insert into participant values(10,'Hanafi', 'Khalid');
insert into participant values(20,'Salmi', 'Said');
insert into participant values(30,'Faridi', 'Samir');
insert into participant values(40,'Faridi', 'Samir');


insert into formation 
values(1,'Programmation web', to_date('15/03/2022','dd/mm/yyyy'),to_date('17/03/2022','dd/mm/yyyy'), 2500);

insert into formation values(2,'Administration des BD',to_date('30/12/2022','dd/mm/yyyy'),to_date('14/01/2023','dd/mm/yyyy'), 4000);

insert into formation 
values(3,'Finance islamique',to_date('19/11/2022','dd/mm/yyyy'), to_date('24/11/2022','dd/mm/yyyy'), 5000);

insert into formation values(4,'Architectures à base de service', to_date ('24/02/2022','dd/mm/yyyy'),to_date('28/02/2022','dd/mm/yyyy'), 4500);


insert into inscription values (10,1,2000);
insert into inscription values (10,4,4000);

insert into inscription values (20,1,2500);
insert into inscription values (20,2,3000);
insert into inscription values (20,4,3000);

insert into inscription values (30,1,4000);