Change Null Values in a Table to the Previous Value (LeetCode 2388)
MediumLeetCode 2388 · Compare with previous / next row · Deloitte · 10:31· LeetCode PremiumLeetcode MEDIUM 2388 - Change NULL Values to Previous Value - SQL Explained by Everyday Data ScienceMy notes
Sign in to keep private notes on every station, with video timestamps.
Pause here and write your approach in two lines. Compare it with MIK's when the video ends.
Sign in to write your approach →About this video
Video solution for LeetCode 2388 Change Null Values in a Table to the Previous Value by Everyday Data Science: Window Functions, Medium. Topics: Database. Watch the explanation, then solve it on LeetCode.
- Difficulty
- medium
- Topics
- Database
- Patterns
- Compare with previous / next row
- Asked at
- Deloitte
- Chapter
- Window Functions
- Duration
- 10:31
Related problems
- The Change in Global Rankings (LeetCode 2175)
- First and Last Call On the Same Day (LeetCode 1972)
- Year on Year Growth Rate (LeetCode 3214)
- Find Active Users (LeetCode 2688)
- Find Consistently Improving Employees (LeetCode 3580)
- Find COVID Recovery Patients (LeetCode 3586)
- Find Churn Risk Customers (LeetCode 3716)