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Mock SQL 1 done #53

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Mock SQL 1 done #53

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d5c9b6c
Create Top-Travellers.txt
itsAbilash Jan 27, 2025
354d1a0
Create apples_and_oranges.txt
itsAbilash Jan 27, 2025
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2 changes: 2 additions & 0 deletions Top-Travellers.txt
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select u.name, IFNULL(sum(r.distance),0) as travelled_distance from users u
LEFT JOIN rides r ON u.id = r.user_id GROUP BY r.user_id ORDER BY travelled_distance DESC, u.name;
2 changes: 2 additions & 0 deletions apples_and_oranges.txt
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with apple as (select sale_date, sold_num from sales where fruit = 'apples'), orange as (select sale_date, sold_num from sales where fruit = 'oranges')
select a.sale_date, (a.sold_num - o.sold_num) as diff from apple a join orange o on o.sale_date = a.sale_date;