LeetCode 2324: Product Sales Analysis IV Solution
Master LeetCode problem 2324 (Product Sales Analysis IV), a medium challenge, with our optimized solutions in Java, C++, and Python. Explore detailed explanations, test your code in our interactive editor, and prepare for coding interviews.
2324. Product Sales Analysis IV
Problem Explanation
Explanation:
To solve this problem, we need to find the products that were never sold.
We can achieve this by using a SQL query that selects the products from the Sales table that do not have corresponding entries in the Products table. We can use a left join to accomplish this.
: :
Solution Code
SELECT Products.product_id, product_name
FROM Products
LEFT JOIN Sales
ON Products.product_id = Sales.product_id
WHERE Sales.product_id IS NULL;Try It Yourself
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