# List every product alongside the buyer's username and the transaction amount

Canonical URL: <https://datadriven.io/problems/list-every-product-alongside-the-buyers-username-and-the-tr-9a3bcef9>

Domain: SQL · Difficulty: medium

## Problem

List every product alongside the buyer's username and the transaction amount. Include products that have never been sold, but exclude transactions without a valid user. Return product_name, username, and total_amount.

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