Most Common Sql Interview Questions 3 | SQL Advanced Questions | Ashutosh Kumar

Опубликовано: 21 Январь 2025
на канале: Ashutosh Kumar

1,644

Sql one of the most important language asked in most of the analytics interviews, in this i will be solving sql questions which was asked to me in one of the company.

1)

drop table if exists table1;
CREATE TABLE table1( seat_id INT, free int);

INSERT INTO table1(seat_id,free)
VALUES('1','1'),
('2','0'),
('3','1'),
('4','1'),
('5','1');

2)

drop table if exists table2;
CREATE TABLE table2( id int, name varchar(200), gender varchar(200), salary int );

INSERT INTO table2(id,name,gender,salary)
VALUES
('1',' A ',' m ','2500'),
('2',' B ',' f ','1500'),
('3',' C ',' m ','5500'),
('4',' D ',' f ','500');

3)

drop table if exists table3;
CREATE TABLE table3( material varchar(200),type varchar(200),weight integer);

INSERT INTO table3(material ,type,weight)
VALUES
('H3','Heavy','52'),
('H2','Heavy','53'),
('H1','Heavy','54'),
('H5','Heavy','54'),
('H4','Heavy','58'),
('L4','Light','15'),
('L2','Light','19'),
('L1','Light','20'),
('L3','Light','22');

4)

drop table if exists table7;
CREATE TABLE table7( product_id integer,store1 integer,store2 integer,store3 integer);

INSERT INTO table7( product_id ,store1 ,store2 ,store3)
VALUES
('0','95','100','105'),
('1','70',null,'80');

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