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Top Percentile FraudMedium
Total Traveled DistanceEasy
Tournament WinnersHardwayfair
Tree Node Leetcode Database ProblemMediumtwitter
Unpopular BooksMedium
User Activity for the Past 30 Days IEasyfacebook
User Purchase PlatformHardlinkedin
Users That Actively Request Confirmation MessagesEasy
Users With Two Purchases Within Seven DaysMedium
Year on Year Growth RateHard
Bank Account Summary IIEasy
Confirmation RateMedium
Employees Whose Manager Left the CompanyEasy
Employees With Missing InformationEasy
Immediate Food Delivery IIMediumdoordash
List the Products Ordered in a PeriodEasyamazon
Movie RatingMediumsap
Primary Department for Each EmployeeEasy
Product Price at a Given DateMedium
Product Sales Analysis IIIMediumamazon
Project Employees IEasyfacebook
Queries Quality and PercentageEasyfacebook
The Latest Login in 2020Easy
Books with NULL RatingsEasy
Calculate Parking Fees and DurationMedium
Calculate Product Final PriceMedium
Calculate Trapping Rain WaterHard
CEO Subordinate HierarchyHard
Employee Task Duration and Concurrent TasksHard
Employees Project AllocationHard
Find Candidates for Data Scientist PositionEasy
Find Overlapping Shifts IIHard
Find Top Performing DriverMedium
Find Top Scoring StudentsMedium
Find Trending HashtagsMedium
Friday Purchase IIIMedium
Pizza Toppings Cost AnalysisMedium
Premier League Table RankingEasy
Second Highest Salary IIMedium
Server Utilization TimeMedium
User Activities within Time BoundsHard
Bikes Last Time UsedEasy
Calculate Compressed MeanEasy
Calculate Orders Within Each IntervalMedium
Concatenate the Name and the ProfessionEasy
Consecutive Transactions with Increasing AmountsHard
Count Artist Occurrences On Spotify Ranking ListEasy
Count Occurrences in TextMedium
Customers with Maximum Number of Transactions on Consecutive DaysHard
Election ResultsMedium