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2025-01-09 20:29:41 +08:00
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leetcode-cn/originData/product-sales-analysis-i.json
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@@ -12,12 +12,12 @@
"translatedContent": "<p>销售表&nbsp;<code>Sales</code>：</p>\n\n<pre>\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) 是销售表 Sales 的主键（具有唯一值的列的组合）。\nproduct_id 是关联到产品表 Product 的外键（reference 列）。\n该表的每一行显示 product_id 在某一年的销售情况。\n注意: price 表示每单位价格。\n</pre>\n\n<p>产品表&nbsp;<code>Product</code>：</p>\n\n<pre>\n+--------------+---------+\n| Column Name | Type |\n+--------------+---------+\n| product_id | int |\n| product_name | varchar |\n+--------------+---------+\nproduct_id&nbsp;是表的主键（具有唯一值的列）。\n该表的每一行表示每种产品的产品名称。\n</pre>\n\n<p>&nbsp;</p>\n\n<p>编写解决方案，以获取 <code>Sales</code>&nbsp;表中所有 <code>sale_id</code> 对应的&nbsp;<code>product_name</code> 以及该产品的所有<strong>&nbsp;</strong><code>year</code>&nbsp;和<strong>&nbsp;</strong><code>price</code> 。</p>\n\n<p>返回结果表&nbsp;<strong>无顺序要求</strong> 。</p>\n\n<p>结果格式示例如下。</p>\n\n<p>&nbsp;</p>\n\n<p><strong>示例 1：</strong></p>\n\n<pre>\n<code><strong>输入：</strong>\nSales</code> 表：\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 表：\n+------------+--------------+\n| product_id | product_name |\n+------------+--------------+\n| 100 | Nokia |\n| 200 | Apple |\n| 300 | Samsung |\n+------------+--------------+\n<strong>输出：</strong>\n+--------------+-------+-------+\n| product_name | year | price |\n+--------------+-------+-------+\n| Nokia | 2008 | 5000 |\n| Nokia | 2009 | 5000 |\n| Apple | 2011 | 9000 |\n+--------------+-------+-------+\n</pre>\n",
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@@ -80,7 +80,7 @@
"insert into Product (product_id, product_name) values ('300', 'Samsung')"
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