SQL Interview Questions

Practice 180 online SQL coding questions and ace your data job interview.

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Window Functions: Lecture 1: AVG, MIN/MAX, SUM
ID Title Level FTPR Lecture
58 Percentage of revenue per movie hard
5%
4.1
59 Percentage of revenue per movie by category medium
9%
4.1
60 Movie rentals and average rentals in the same category hard
5%
4.1
61 Customer spend vs average spend in the same store hard
7%
4.1
70 Cumulative spend easy
11%
4.1
71 Cumulative rentals easy
17%
4.1
108 Free amazon prime membership amazon hard
14%
4.1
113 Daily cumulative spend amazon easy
0%
4.1
115 Rolling average revenue amazon hard
22%
4.1
117 Rolling 7 days total answers amazon easy
27%
4.1
141 Cumulative sales of restaurant 100011 doordash hard
50%
4.1