SQL Interview Questions

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Company	Title	Difficulty
Twitter	Histogram of Tweets	Easy
	Data Science Skills	Easy
	Page With No Likes	Easy
	Unfinished Parts	Easy
	Laptop vs. Mobile Viewership	Easy
	Average Post Hiatus (Part 1)	Easy
	Teams Power Users	Easy
	Duplicate Job Listings	Easy
	Cities With Completed Trades	Easy
	Average Review Ratings	Easy
	Well Paid Employees	Easy
	App Click-through Rate (CTR)	Easy
	Second Day Confirmation	Easy
	IBM db2 Product Analytics	Easy
	Cards Issued Difference	Easy
	Compressed Mean	Easy
	Pharmacy Analytics (Part 1)	Easy
	Pharmacy Analytics (Part 2)	Easy
	Pharmacy Analytics (Part 3)	Easy
	Patient Support Analysis (Part 1)	Easy
	User's Third Transaction	Medium
	Second Highest Salary	Medium
	Sending vs. Opening Snaps	Medium
	Tweets' Rolling Averages	Medium
	Highest-Grossing Items	Medium
	Top Three Salaries	Medium
	Top 5 Artists	Medium
	Signup Activation Rate	Medium
	Supercloud Customer	Medium
	Odd and Even Measurements	Medium
	Swapped Food Delivery	Medium
	FAANG Stock Min-Max (Part 1)	Medium
	User Shopping Sprees	Medium
	Histogram of Users and Purchases	Medium
	Compressed Mode	Medium
	Card Launch Success	Medium
	International Call Percentage	Medium
	Patient Support Analysis (Part 2)	Medium
	Active User Retention	Hard
	Y-on-Y Growth Rate	Hard
	Maximize Prime Item Inventory	Hard
	Median Google Search Frequency	Hard
	Advertiser Status	Hard
	3-Topping Pizzas	Hard
	Department vs. Company Salary	Hard
	Repeated Payments	Hard
	Server Utilization Time	Hard

SQL Interview Questions

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