MySQL 91

[Leet Code] 1527. Patients With a Condition

📢 본 포스팅에 활용되는 기본 문제 및 자료 출처는 리트코드 Problems, https://leetcode.com/problemset/all/임을 밝힙니다. ✔ 문제 https://leetcode.com/problems/patients-with-a-condition/description/ Patients With a Condition - LeetCode Can you solve this real interview question? Patients With a Condition - Table: Patients +--------------+---------+ | Column Name | Type | +--------------+---------+ | patient_id | int | | patient_na..

[프로그래머스] 오랜 기간 보호한 동물(2) : 2차 풀이

📢 본 포스팅에 활용되는 기본 문제 및 자료 출처는 프로그래머스 코딩테스트 연습 : https://school.programmers.co.kr/learn/challenges?page=1&languages=mysql%2Coracle임을 밝힙니다. · 본 문제 https://school.programmers.co.kr/learn/courses/30/lessons/59411 ✔ 문제 ANIMAL_INS 테이블은 동물 보호소에 들어온 동물의 정보를 담은 테이블입니다. ANIMAL_INS 테이블 구조는 다음과 같으며, ANIMAL_ID, ANIMAL_TYPE, DATETIME, INTAKE_CONDITION, NAME, SEX_UPON_INTAKE는 각각 동물의 아이디, 생물 종, 보호 시작일, 보호 시작 시 상..

[Leet Code] 1633. Percentage of Users Attended a Contest

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[Leet Code] 1148. Article Views I

📢 본 포스팅에 활용되는 기본 문제 및 자료 출처는 리트코드 Problems, https://leetcode.com/problemset/all/임을 밝힙니다. ✔문제 https://leetcode.com/problems/article-views-i/description/ Article Views I - LeetCode Can you solve this real interview question? Article Views I - Table: Views +---------------+---------+ | Column Name | Type | +---------------+---------+ | article_id | int | | author_id | int | | viewer_id | int | | vi..

[Leet Code] 1407. Top Travellers

📢 본 포스팅에 활용되는 기본 문제 및 자료 출처는 리트코드 Problems, https://leetcode.com/problemset/all/임을 밝힙니다. ✔문제 https://leetcode.com/problems/top-travellers/description/ Top Travellers - LeetCode Can you solve this real interview question? Top Travellers - Table: Users +---------------+---------+ | Column Name | Type | +---------------+---------+ | id | int | | name | varchar | +---------------+---------+ id is th..

[Leet Code] 1251. Average Selling Price

📢 본 포스팅에 활용되는 기본 문제 및 자료 출처는 리트코드 Problems, https://leetcode.com/problemset/all/임을 밝힙니다. ✔문제 https://leetcode.com/problems/students-and-examinations/description/ Students and Examinations - LeetCode Can you solve this real interview question? Students and Examinations - Table: Students +---------------+---------+ | Column Name | Type | +---------------+---------+ | student_id | int | | student_n..

[Leet Code] 1280. Students and Examinations

📢 본 포스팅에 활용되는 기본 문제 및 자료 출처는 리트코드 Problems, https://leetcode.com/problemset/all/임을 밝힙니다. ✔문제 https://leetcode.com/problems/students-and-examinations/description/ Students and Examinations - LeetCode Can you solve this real interview question? Students and Examinations - Table: Students +---------------+---------+ | Column Name | Type | +---------------+---------+ | student_id | int | | student_n..

[Leet Code] 1965. Employees With Missing Information

📢 본 포스팅에 활용되는 기본 문제 및 자료 출처는 리트코드 Problems, https://leetcode.com/problemset/all/임을 밝힙니다. ✔ 문제 https://leetcode.com/problems/employees-with-missing-information/description/ Employees With Missing Information - LeetCode Can you solve this real interview question? Employees With Missing Information - Table: Employees +-------------+---------+ | Column Name | Type | +-------------+---------+ | emplo..

[Leet code] 1978. Employees Whose Manager Left the Company

📢 본 포스팅에 활용되는 기본 문제 및 자료 출처는 리트코드 Problems, https://leetcode.com/problemset/all/임을 밝힙니다. ✔ 문제 https://leetcode.com/problems/sales-analysis-iii/ LeetCode - The World's Leading Online Programming Learning Platform Level up your coding skills and quickly land a job. This is the best place to expand your knowledge and get prepared for your next interview. leetcode.com Table : Employees Find the IDs ..

[Leet code] 1084. Sales Analysis III

📢 본 포스팅에 활용되는 기본 문제 및 자료 출처는 리트코드 Problems, https://leetcode.com/problemset/all/임을 밝힙니다. ✔ 문제 https://leetcode.com/problems/sales-analysis-iii/ LeetCode - The World's Leading Online Programming Learning Platform Level up your coding skills and quickly land a job. This is the best place to expand your knowledge and get prepared for your next interview. leetcode.com Table : Product Table : Sales W..