create Table person
(
id integer,
name text,
section text,
PRIMARY KEY (id)
);
create Table fruit
(
id integer,
name text,
personid integer,
PRIMARY KEY (id), FOREIGN KEY (personid) REFERENCES person(id));
insert into person values (1, 'ВАНЯ', '1 отдел'),
(2, 'Петя', '2 отдел'),
(3, 'Коля', '3 отдел');
Select * from person;
insert into fruit values (1, 'БАНАН', 1),
(2, 'БАНАН', 1),
(3, 'ЯБЛОКО', 2);
Select * from fruit;
select person.section, count(person.id) from person JOIN fruit ON person.id=fruit.personid GROUP BY person.section;