Practice Questions

Easy SQL Interview Questions

Master SQL interview patterns with structured question sets, company filters, and run-ready challenges.

affirm afterpay airbnb amazon apple doordash dropbox ebay facebook google linkedin lyft microsoft netflix robinhood roblox snap spotify tiktok twitter uber visa walmart

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ID	Title	Level	FTPR	Lecture
1	Top store for movie sales	Easy	24%	2.1
2	Top 3 movie categories by sales	Easy	42%	2.1
3	Top 5 shortest movies	Easy	49%	2.1
4	Staff without a profile image	Easy	66%	2.1
5	Monthly revenue	Easy	20%	2.2
7	Unique customers count by month	Easy	18%	2.2
8	Average customer spend by month	Easy	20%	2.2
10	Min and max spend	Easy	11%	2.2
11	Actors' last name	Easy	21%	2.3
12	Actors' last name ending in 'EN' or 'RY'	Easy	27%	2.3
16	Staff who live in Woodridge	Easy	65%	2.1
17	GROUCHO WILLIAMS’ actor_id	Easy	57%	2.1
18	Top film category	Easy	22%	2.2
22	Average cost per rental transaction	Easy	42%	2.3
23	Average spend per customer in Feb 2020	Easy	16%	2.2
25	Shortest film	Easy	46%	2.3
26	Second shortest film	Easy	30%	2.3
27	Film with the largest cast	Easy	27%	2.3
30	Inactive customers in May	Easy	22%	2.3
31	Movies that have not been returned	Easy	26%	2.3
34	Stocked up movies	Easy	27%	2.3
35	Film length report	Easy	27%	2.3
36	Actors from film 'AFRICAN EGG'	Easy	32%	3.1
37	Most popular movie category	Easy	15%	3.1
39	Most productive actor with inner join	Easy	22%	3.1
46	Actors and customers whose last name starts with 'A'	Easy	31%	3.3
47	Actors and customers whose first names end in 'D'.	Easy	40%	3.3
48	Movie and TV actors	Easy	38%	3.1
50	Top 5 cities for movie rentals	Easy	22%	3.1
51	Movie only actor	Easy	37%	3.2
52	Movies cast by movie only actors	Easy	11%	3.2
56	Total number of actors	Easy	30%	3.2
57	Total number of actors (with UNION)	Easy	37%	3.3
65	Movie revenue percentiles	Easy	16%	4.3
67	Quartile by number of rentals	Easy	24%	4.3
70	Cumulative spend	Easy	13%	4.1
71	Cumulative rentals	Easy	21%	4.1
76	Districts with the most and least customers	Easy	12%	4.2
77	Movie revenue percentiles by category	Easy	18%	4.3
81	How many people searched on new year's day facebook	Easy	24%	2.2
82	The top search query on new year's day facebook	Easy	13%	2.2
86	Top song in the US spotify	Easy	18%	2.2
91	same day friend request acceptance rate spotify	Easy	13%	3.1
92	Acceptance rate first week of 2021 spotify	Easy	14%	2.1
93	number of sales for each product this month amazon	Easy	20%	2.2
96	Overall acceptance rate facebook	Easy	13%	2.2
97	Social influencer facebook	Easy	10%	2.2
98	Most popular user facebook	Easy	33%	2.2
101	Average number of visits per user google	Easy	14%	2.2
104	MAU: Monthly active users google	Easy	20%	3.3
109	Top 3 most popular product categories amazon	Easy	11%	4.2
112	Top 3 customers amazon	Easy	30%	2.2
113	Daily cumulative spend amazon	Easy	11%	4.1
114	Dod revenue change rate amazon	Easy	15%	4.4
116	Top answers day by device amazon	Easy	14%	4.2
117	Rolling 7 days total answers amazon	Easy	35%	4.1
124	Active restaurants by city uber	Easy	41%	2.2
125	Active restaurants with fewer than 5 trips per city uber	Easy	16%	2.2
128	Completion rate uber	Easy	26%	2.2
130	Newly created accounts affirm	Easy	37%	2.2
133	Small departments robinhood	Easy	45%	2.2
135	Unlucky employees robinhood	Easy	16%	4.2
136	Extremely late orders doordash	Easy	11%	2.3
138	Happy restaurants doordash	Easy	14%	2.3
142	First order date afterpay	Easy	40%	4.2
143	Customer purchase report afterpay	Easy	14%	2.2
146	Purchase by platform afterpay	Easy	14%	2.2
149	fans by video category google	Easy	36%	2.2
150	Countries with above average customers google	Easy	15%	3.1
151	Salary report dropbox	Easy	18%	2.3
152	Salary analysis dropbox	Easy	20%	2.1
153	Project ROI dropbox	Easy	18%	2.2
154	Rideshare completion rate lyft	Easy	25%	2.2
155	Driver with the highest cancellation rate lyft	Easy	24%	2.3
159	Transaction volume from suspended accounts ebay	Easy	58%	2.2
161	Biggest sales day ebay	Easy	20%	2.2
162	Number of orders per brand walmart	Easy	41%	3.1
163	Average number of orders per brand walmart	Easy	32%	2.2
164	Orders distribution by brand walmart	Easy	28%	2.2
167	Top country in video streaming tiktok	Easy	28%	2.2
169	Same day streams tiktok	Easy	34%	2.2
170	Top 3 countries by average watch time tiktok	Easy	11%	2.2
171	Binge watches tiktok	Easy	19%	2.2
174	Closed accounts facebook	Easy	23%	2.2
175	Employees' email account amazon	Easy	14%	2.1
176	Employees' annual bonus amazon	Easy	12%	2.3
181	Users who watched less than one hour of Netflix netflix	Easy	19%	2.2
183	Top 5 movies by number of watchers netflix	Easy	46%	2.2
186	Average comments per question google	Easy	10%	2.2
187	Comment distribution at Google Forum google	Easy	17%	2.2
194	Daily active users report for new market snap	Easy	20%	3.2
197	Students who didn't finish all subjects snap	Easy	25%	2.2
198	Average score per subject snap	Easy	50%	2.2
204	AB testing sanity check apple	Easy	50%	2.2
209	Card issuer customers count visa	Easy	100%	2.2
210	Issuer and merchant report visa	Easy	100%	2.1
213	Interchange revenue by issuer and merchant category visa	Easy	70%	3.1
215	Monthly active users roblox	Easy	80%	2.2
230	Customer Purchase Trend Analysis microsoft	Easy	-	4.4

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