Swiggy Data Analyst SQL Interview Question and Answer

In this video we will discuss a sql interview question asked in Swiggy for a Data Analyst Position. Here is the script:

-- Create the table
CREATE TABLE stock (
supplier_id INT,
product_id INT,
stock_quantity INT,
record_date DATE
);

-- Insert the data
delete from stock;
INSERT INTO stock (supplier_id, product_id, stock_quantity, record_date)
VALUES
(1, 1, 60, '2022-01-01'),
(1, 1, 40, '2022-01-02'),
(1, 1, 35, '2022-01-03'),
(1, 1, 45, '2022-01-04'),
(1, 1, 51, '2022-01-06'),
(1, 1, 55, '2022-01-09'),
(1, 1, 25, '2022-01-10'),
(1, 1, 48, '2022-01-11'),
(1, 1, 45, '2022-01-15'),
(1, 1, 38, '2022-01-16'),
(1, 2, 45, '2022-01-08'),
(1, 2, 40, '2022-01-09'),
(2, 1, 45, '2022-01-06'),
(2, 1, 55, '2022-01-07'),
(2, 2, 45, '2022-01-08'),
(2, 2, 48, '2022-01-09'),
(2, 2, 35, '2022-01-10'),
(2, 2, 52, '2022-01-15'),
(2, 2, 23, '2022-01-16');



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