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 non equi joins concepts in sql

👉Query -

drop table if exists customer;
CREATE TABLE customer(cust_id integer,cust_first_name text,cust_last_name text);

INSERT INTO customer(cust_id,cust_first_name,cust_last_name)
VALUES (1,'Henry','Brown'),
(2,'James','Williams'),
(3,'Jack','Taylor');


drop table if exists orders;
CREATE TABLE orders(order_id integer,date date,cust_id integer,amount integer);

INSERT INTO orders(order_id,date,cust_id,amount)
VALUES
(1,'05-08-2020',1,4922),
(2,'04-08-2020',2,7116),
(3,'03-08-2020',3,1206),
(4,'04-08-2020',1,2841),
(5,'05-08-2020',2,2522),
(6,'05-08-2021',3,5084),
(7,'04-08-2021',1,6680),
(8,'03-08-2021',2,8123),
(9,'04-08-2021',3,6015),
(10,'05-08-2021',2,4092),
(11,'05-08-2022',1,7224),
(12,'04-08-2022',2,7679),
(13,'03-08-2022',3,1303),
(14,'04-08-2022',1,5185),
(15,'05-08-2022',2,2139);



select * from orders;
select * from customer;



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