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joseantoniochacon · Jun 4, 2024 · a50b7fe · a50b7fe
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diff --git a/1251-average-selling-price/1251-average-selling-price.sql b/1251-average-selling-price/1251-average-selling-price.sql
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+# Write your MySQL query statement below
+SELECT prices.product_id,  ROUND(IFNULL((SUM(units.units * prices.price) / SUM(units.units)),0),2) AS average_price FROM Prices prices LEFT JOIN UnitsSold units ON prices.product_id = units.product_id AND units.purchase_date BETWEEN prices.start_date AND prices.end_date GROUP BY prices.product_id;