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Question
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Difficulty
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January Login Analysis
SQL
+1
Dataford
Easy
Employee Hierarchy
SQL
+1
Dataford
Medium
Median Search Frequency
SQL
+1
Google
Hard
Longest Visiting Streaks
SQL
+1
LinkedIn
Hard
Invalid Transaction Detection
SQL
+1
Chase
Medium
Two Different Products
SQL
+1
Dataford
Easy
Junior and Senior Budget
SQL
+1
Uplers
Hard
Naive Forecasting Analysis
SQL
+1
Uber
Hard
Top 5 Percentile Fraud
SQL
+1
Netflix
Hard
First Names with A
SQL
+1
Google
Medium
Top 10 Quarterbacks
SQL
+1
ESPN
Easy
Inactive Customers
SQL
+1
Waymo
Medium
User Activity Analysis
SQL
+1
Snapchat
Medium
Email Activation Rate
SQL
+1
Tiktok
Medium
Revenue Analysis
SQL
+1
PwC
Medium
Comments Distribution
SQL
+1
Dataford
Hard
Weekly Orders Overview
SQL
+1
Amazon
Easy
Driver Performance Assessment
SQL
+1
Doordash
Medium
Less Worthy Olympic Game
SQL
+1
ESPN
Easy
Top 5 longest flights
SQL
+1
American Airlines
Easy
Question
Tags
Company
Difficulty
Status
January Login Analysis
SQL
+1
Dataford
Easy
Employee Hierarchy
SQL
+1
Dataford
Medium
Median Search Frequency
SQL
+1
Google
Hard
Longest Visiting Streaks
SQL
+1
LinkedIn
Hard
Invalid Transaction Detection
SQL
+1
Chase
Medium
Two Different Products
SQL
+1
Dataford
Easy
Junior and Senior Budget
SQL
+1
Uplers
Hard
Naive Forecasting Analysis
SQL
+1
Uber
Hard
Top 5 Percentile Fraud
SQL
+1
Netflix
Hard
First Names with A
SQL
+1
Google
Medium
Top 10 Quarterbacks
SQL
+1
ESPN
Easy
Inactive Customers
SQL
+1
Waymo
Medium
User Activity Analysis
SQL
+1
Snapchat
Medium
Email Activation Rate
SQL
+1
Tiktok
Medium
Revenue Analysis
SQL
+1
PwC
Medium
Comments Distribution
SQL
+1
Dataford
Hard
Weekly Orders Overview
SQL
+1
Amazon
Easy
Driver Performance Assessment
SQL
+1
Doordash
Medium
Less Worthy Olympic Game
SQL
+1
ESPN
Easy
Top 5 longest flights
SQL
+1
American Airlines
Easy
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