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feat: update sql solution to lc problem: No.1251 #1785

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Oct 11, 2023
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feat: update sql solution to lc problem: No.1251 #1785

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feat: update sql solution to lc problem: No.1251
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@thinkasany
thinkasany committed Oct 11, 2023
commit c8d489143887a266a6a267b33a1cd6c586efa60d
8 changes: 4 additions & 4 deletions solution/1200-1299/1251.Average Selling Price/README.md
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Original file line number Diff line number Diff line change
Expand Up @@ -91,12 +91,12 @@ UnitsSold table:
```sql
SELECT
p.product_id,
Round((Sum(u.units * p.price) + 0.0) / (Sum(units) + 0.0), 2) AS average_price
IFNULL(Round(Sum(units * price) / Sum(units), 2), 0) AS average_price
FROM
Prices AS p
INNER JOIN UnitsSold AS u ON p.product_id = u.product_id
WHERE u.purchase_date BETWEEN p.start_date AND p.end_date
GROUP BY p.product_id;
LEFT JOIN UnitsSold AS u
ON p.product_id = u.product_id AND purchase_date BETWEEN start_date AND end_date
GROUP BY product_id;
```

<!-- tabs:end -->
8 changes: 4 additions & 4 deletions solution/1200-1299/1251.Average Selling Price/README_EN.md
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Expand Up @@ -89,12 +89,12 @@ Average selling price for product 2 = ((200 * 15) + (30 * 30)) / 230 = 16.96
```sql
SELECT
p.product_id,
Round((Sum(u.units * p.price) + 0.0) / (Sum(units) + 0.0), 2) AS average_price
IFNULL(Round(Sum(units * price) / Sum(units), 2), 0) AS average_price
FROM
Prices AS p
INNER JOIN UnitsSold AS u ON p.product_id = u.product_id
WHERE u.purchase_date BETWEEN p.start_date AND p.end_date
GROUP BY p.product_id;
LEFT JOIN UnitsSold AS u
ON p.product_id = u.product_id AND purchase_date BETWEEN start_date AND end_date
GROUP BY product_id;
```

<!-- tabs:end -->
8 changes: 4 additions & 4 deletions solution/1200-1299/1251.Average Selling Price/Solution.sql
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Original file line number Diff line number Diff line change
@@ -1,8 +1,8 @@
SELECT
p.product_id,
Round((Sum(u.units * p.price) + 0.0) / (Sum(units) + 0.0), 2) AS average_price
IFNULL(Round(Sum(units * price) / Sum(units), 2), 0) AS average_price
FROM
Prices AS p
INNER JOIN UnitsSold AS u ON p.product_id = u.product_id
WHERE u.purchase_date BETWEEN p.start_date AND p.end_date
GROUP BY p.product_id;
LEFT JOIN UnitsSold AS u
ON p.product_id = u.product_id AND purchase_date BETWEEN start_date AND end_date
GROUP BY product_id;