Скачать или смотреть CASE WHEN END STATEMENTS IN JOINS IN SQL | Advanced SQL | Ashutosh Kumar

Sql one of the most important language asked in most of the analytics interviews,in this series i have discussed some advanced level sql concepts that are frequently asked in data analyst,business analyst interviews. In this video i have covered CASE WHEN END STATEMENTS concepts in sql

👉Query -

1)

drop table if exists table2;
create table table2(
id varchar(133),
name varchar(133));

insert into table2 (id,name)
values ('1','n1'),
('2','n2'),
('3','n3'),
('4','n4'),
('5','n5');

2)

drop table if exists table1a;
CREATE TABLE table1a(name varchar(200),amount integer);

INSERT INTO table1a(name,amount)
VALUES
('n1','5713'),
('n2','8275'),
('n1-online','3316'),
('n2-online','3622');

drop table if exists table1b;
CREATE TABLE table1b(name varchar(200),state varchar(200));

INSERT INTO table1b(name,state)
VALUES
('n1','s1'),
('n2','s2');
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