{ "data": { "question": { "questionId": "1153", "questionFrontendId": "1068", "boundTopicId": null, "title": "Product Sales Analysis I", "titleSlug": "product-sales-analysis-i", "content": "

Table: Sales

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\n+-------------+-------+\n| Column Name | Type  |\n+-------------+-------+\n| sale_id     | int   |\n| product_id  | int   |\n| year        | int   |\n| quantity    | int   |\n| price       | int   |\n+-------------+-------+\n(sale_id, year) is the primary key (combination of columns with unique values) of this table.\nproduct_id is a foreign key (reference column) to Product table.\nEach row of this table shows a sale on the product product_id in a certain year.\nNote that the price is per unit.\n
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Table: Product

\n\n
\n+--------------+---------+\n| Column Name  | Type    |\n+--------------+---------+\n| product_id   | int     |\n| product_name | varchar |\n+--------------+---------+\nproduct_id is the primary key (column with unique values) of this table.\nEach row of this table indicates the product name of each product.\n
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Write a solution to report the product_name, year, and price for each sale_id in the Sales table.

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Return the resulting table in any order.

\n\n

The result format is in the following example.

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Example 1:

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\nInput: \nSales table:\n+---------+------------+------+----------+-------+\n| sale_id | product_id | year | quantity | price |\n+---------+------------+------+----------+-------+ \n| 1       | 100        | 2008 | 10       | 5000  |\n| 2       | 100        | 2009 | 12       | 5000  |\n| 7       | 200        | 2011 | 15       | 9000  |\n+---------+------------+------+----------+-------+\nProduct table:\n+------------+--------------+\n| product_id | product_name |\n+------------+--------------+\n| 100        | Nokia        |\n| 200        | Apple        |\n| 300        | Samsung      |\n+------------+--------------+\nOutput: \n+--------------+-------+-------+\n| product_name | year  | price |\n+--------------+-------+-------+\n| Nokia        | 2008  | 5000  |\n| Nokia        | 2009  | 5000  |\n| Apple        | 2011  | 9000  |\n+--------------+-------+-------+\nExplanation: \nFrom sale_id = 1, we can conclude that Nokia was sold for 5000 in the year 2008.\nFrom sale_id = 2, we can conclude that Nokia was sold for 5000 in the year 2009.\nFrom sale_id = 7, we can conclude that Apple was sold for 9000 in the year 2011.\n
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