-
511. Game Play Analysis I
Leetcode 문제풀이: Window function -
180. Consecutive Numbers
Leetcode 문제풀이: Window function -
1084. Sales Analysis III
Leetcode 문제풀이: MIN, MAX -
602. Friend Requests II: Who Has the Most Friends
Leetcode 문제풀이: UNION ALL -
570. Managers with at Least 5 Direct Reports
Leetcode 문제풀이: 셀프조인 -
1045. Customers Who Bought All Products
Leetcode 문제풀이: UNION ALL -
550. Game Play Analysis IV
Leetcode 문제풀이 -
262. Trips and Users
Leetcode 문제풀이 -
DAU, WAU, MAU 그리고 Stickiness
리텐션(4) -
Range Retention
리텐션(3) -
Rolling Retention
리텐션(2) -
FROM절 Subquery
Nielsen Panel data -
Classic Retention
리텐션(1) -
WHERE절 Subquery
Nielsen Panel data -
집계하기 GROUP BY
Nielsen Panel data -
2023 KAA Annual Conference
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