create table orders (
offerId varchar(2),
users varchar(2),
create_date date,
finish_date date,
Mark varchar(2)
);
insert into orders (offerId, users, create_date, finish_date,Mark)
values
('1a', 'u1', '43831', '43832', 'M1'),
('2b', 'u1', '43833', '43834', 'M2'),
('3x', 'u1', '43835', '43837', 'M1'),
('12', 'u1', '43894', '43898', 'M3'),
('4y', 'u1', '43891', '43900', 'M3'),
('5z', 'u2', '43922', '43926', 'M1'),
('6f', 'u2', '43927', '43928', 'M2'),
('7f', 'u2', '43931', '43932', 'M4'),
('8f', 'u2', '44013', '44021', 'M2'),
('9', 'u3', '44044', '44053', 'M2'),
('10', 'u3', '44046', '44053', 'M3'),
('11', 'u3', '44046', '44053', 'M4');
select * from orders;
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