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SQL/LeetCode29

[SQL50] #29. Customers Who Bought All Products 💻 문제 주소 : Customers Who Bought All Products - LeetCode Customers Who Bought All Products - LeetCode Can you solve this real interview question? Customers Who Bought All Products - Table: Customer +-------------+---------+ | Column Name | Type | +-------------+---------+ | customer_id | int | | product_key | int | +-------------+---------+ This table may leetcode.com 💻 문제 Write a solution to repo.. 2024. 1. 9.
[SQL50] #28. Biggest Single Number 💻 문제 주소 : https://leetcode.com/problems/biggest-single-number/description/?envType=study-plan-v2&envId=top-sql-50 Biggest Single Number - LeetCode Can you solve this real interview question? Biggest Single Number - Table: MyNumbers +-------------+------+ | Column Name | Type | +-------------+------+ | num | int | +-------------+------+ This table may contain duplicates (In other words, there is .. 2024. 1. 7.
[SQL50] #27. Find Followers Count 💻 문제 주소 : https://leetcode.com/problems/find-followers-count/description/?envType=study-plan-v2&envId=top-sql-50 Find Followers Count - LeetCode Can you solve this real interview question? Find Followers Count - Table: Followers +-------------+------+ | Column Name | Type | +-------------+------+ | user_id | int | | follower_id | int | +-------------+------+ (user_id, follower_id) is the primary.. 2024. 1. 6.
[SQL50] #26. Classes More Than 5 Students 💻 문제 주소 : https://leetcode.com/problems/classes-more-than-5-students/?envType=study-plan-v2&envId=top-sql-50 Classes More Than 5 Students - LeetCode Can you solve this real interview question? Classes More Than 5 Students - Table: Courses +-------------+---------+ | Column Name | Type | +-------------+---------+ | student | varchar | | class | varchar | +-------------+---------+ (student, class).. 2024. 1. 5.
[LeetCode][SQL50] #25. Product Sales Analysis III 💻 문제 주소 : Product Sales Analysis III - LeetCode Product Sales Analysis III - LeetCode Can you solve this real interview question? Product Sales Analysis III - Table: Sales +-------------+-------+ | Column Name | Type | +-------------+-------+ | sale_id | int | | product_id | int | | year | int | | quantity | int | | price | int | +--------- leetcode.com 💻 문제 Write a solution to select the produc.. 2024. 1. 4.
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