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SQL Coding Questions & Answers

Master the world of data! Dive into 216 SQL & Python online coding questions and emerge as a data expert!

ALL QUESTIONS

affirm afterpay airbnb amazon apple doordash dropbox ebay google linkedin lyft mobile netflix robinhood roblox search engine snap social spotify tiktok twitter uber visa walmart

Window Functions: Lecture 2: ROW_NUMBER, RANK, DENSE_RANK

ID Title Level FTPR Lecture
62 Shortest film by category medium
8%
4.2
63 Top 5 customers by store hard
8%
4.2
64 Top 2 films by category hard
14%
4.2
72 Days when they became happy customers medium
10%
4.2
73 Number of days to become a happy customer hard
11%
4.2
74 The most productive actors by category hard
7%
4.2
75 Top customer by movie category medium
26%
4.2
76 Districts with the most and least customers easy
12%
4.2
83 Top search_query in US and UK on new year's day search engine medium
6%
4.2
88 Top song report spotify medium
22%
4.2
90 Top artist report spotify medium
21%
4.2
105 Number of days gap between last two actions mobile hard
8%
4.2
109 Top 3 most popular product categories amazon easy
11%
4.2
110 Most popular product by category amazon medium
12%
4.2
116 Top answers day by device amazon easy
14%
4.2
119 Top 2 countries by bookings airbnb hard
10%
4.2
120 First ever booking airbnb hard
10%
4.2
122 Top country by wow growth airbnb hard
13%
4.2
123 Top listing in the United States, United Kingdom and Canada airbnb medium
10%
4.2
127 Average rating after 10th trip uber hard
11%
4.2
135 Unlucky employees robinhood easy
16%
4.2
137 Extremely late first orders doordash medium
9%
4.2
139 Poor first delivery experience doordash medium
17%
4.2
142 First order date afterpay easy
40%
4.2
144 Third order afterpay medium
9%
4.2
145 Returning customers after first buy afterpay hard
16%
4.2
148 Most popular video category social medium
13%
4.2
157 Number of trips before a driver got banned lyft medium
10%
4.2
158 First trip completion rate lyft medium
22%
4.2
165 Session stitching walmart hard
17%
4.2
166 Top 10 customers based on spend growth walmart medium
11%
4.2
188 Top 1 popular question by department google hard
14%
4.2
201 Top 3 students for each subject snap hard
100%
4.2
203 Top product by country by month apple easy
100%
4.2
208 Top 3 urls by testing groups apple hard
100%
4.2

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