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Answers for all 153 database questions on LeetCode [Update on 2021/04/03]
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""" SELECT u.name, SUM(t.amount) AS 'balance' FROM Users u LEFT JOIN Transactions t ON u.account = t.account GROUP BY t.account HAVING balance > 10000 """ This answer would be problematic,...
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Answers for all 153 database questions on LeetCode [Update on 2021/04/03]