Commit 59035f2

authored

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

1 parent 725e8f9 commit 59035f2Copy full SHA for 59035f2

File tree

+12

-12

lines changed

+12

-12

lines changed

Lines changed: 4 additions & 4 deletions

Original file line number	Diff line number	Diff line change
`@@ -91,12 +91,12 @@ UnitsSold table:`
`91`	`91`	```sql
`92`	`92`	`SELECT`
`93`	`93`	`p.product_id,`
`94`		`- Round((Sum(u.units * p.price) +0.0) / (Sum(units)+0.0), 2) AS average_price`
	`94`	`+ IFNULL(Round(Sum(units * price) /Sum(units), 2), 0) AS average_price`
`95`	`95`	`FROM`
`96`	`96`	`Prices AS p`
`97`		`- INNER JOIN UnitsSold AS uONp.product_id=u.product_id`
`98`		`-WHEREu.purchase_date BETWEEN p.start_date AND p.end_date`
`99`		`-GROUP BY p.product_id;`
	`97`	`+ LEFT JOIN UnitsSold AS u`
	`98`	`+ONp.product_id=u.product_idANDpurchase_date BETWEEN start_date AND end_date`
	`99`	`+GROUP BY product_id;`
`100`	`100`	```
`101`	`101`
`102`	`102`	`<!-- tabs:end -->`

Lines changed: 4 additions & 4 deletions

Original file line number	Diff line number	Diff line change
`@@ -89,12 +89,12 @@ Average selling price for product 2 = ((200 * 15) + (30 * 30)) / 230 = 16.96`
`89`	`89`	```sql
`90`	`90`	`SELECT`
`91`	`91`	`p.product_id,`
`92`		`- Round((Sum(u.units * p.price) +0.0) / (Sum(units)+0.0), 2) AS average_price`
	`92`	`+ IFNULL(Round(Sum(units * price) /Sum(units), 2), 0) AS average_price`
`93`	`93`	`FROM`
`94`	`94`	`Prices AS p`
`95`		`- INNER JOIN UnitsSold AS uONp.product_id=u.product_id`
`96`		`-WHEREu.purchase_date BETWEEN p.start_date AND p.end_date`
`97`		`-GROUP BY p.product_id;`
	`95`	`+ LEFT JOIN UnitsSold AS u`
	`96`	`+ONp.product_id=u.product_idANDpurchase_date BETWEEN start_date AND end_date`
	`97`	`+GROUP BY product_id;`
`98`	`98`	```
`99`	`99`
`100`	`100`	`<!-- tabs:end -->`

Lines changed: 4 additions & 4 deletions

Original file line number	Diff line number	Diff line change
`@@ -1,8 +1,8 @@`
`1`	`1`	`SELECT`
`2`	`2`	`p.product_id,`
`3`		`- Round((Sum(u.units * p.price) +0.0) / (Sum(units)+0.0), 2) AS average_price`
	`3`	`+ IFNULL(Round(Sum(units * price) /Sum(units), 2), 0) AS average_price`
`4`	`4`	`FROM`
`5`	`5`	`Prices AS p`
`6`		`- INNER JOIN UnitsSold AS uONp.product_id=u.product_id`
`7`		`-WHEREu.purchase_date BETWEEN p.start_date AND p.end_date`
`8`		`-GROUP BY p.product_id;`
	`6`	`+ LEFT JOIN UnitsSold AS u`
	`7`	`+ONp.product_id=u.product_idANDpurchase_date BETWEEN start_date AND end_date`
	`8`	`+GROUP BY product_id;`

Comments

(0)