What SQL questions are asked in Amazon interviews?
Technical interviews at Amazon cover curated SQL and relational database queries, including joins, window functions, aggregations, and subqueries.
Amazon SQL
Verified110 SQL queries·61 Easy·36 Medium·13 Hard
Curated SQL and relational database interview problems asked by Amazon, ranked by frequency with direct problem links.
⌘K
Easy·Freq 63%·Acc 88.6%
Easy·Freq 53%·Acc 79.7%
Medium·Freq 50%·Acc 47.5%
#1148Article Views I
Easy·Freq 50%·Acc 76.7%
Easy·Freq 50%·Acc 73.5%
Easy·Freq 45%·Acc 51.6%
Medium·Freq 43%·Acc 49.2%
Easy·Freq 43%·Acc 66.8%
Easy·Freq 42%·Acc 37.5%
#595Big Countries
Easy·Freq 40%·Acc 68.6%
Medium·Freq 40%·Acc 59.4%
Medium·Freq 38%·Acc 46.2%
Easy·Freq 38%·Acc 73.1%
Easy·Freq 38%·Acc 67.9%
#577Employee Bonus
Easy·Freq 38%·Acc 77.7%
Hard·Freq 38%·Acc 61.0%
#1934Confirmation Rate
Medium·Freq 38%·Acc 62.2%
Medium·Freq 38%·Acc 39.5%
Medium·Freq 38%·Acc 48.8%
Easy·Freq 38%·Acc 61.5%
Easy·Freq 38%·Acc 83.6%
#178Rank Scores
Medium·Freq 38%·Acc 68.2%
Medium·Freq 38%·Acc 64.2%
Medium·Freq 38%·Acc 56.4%
Easy·Freq 38%·Acc 85.9%
#182Duplicate Emails
Easy·Freq 33%·Acc 74.0%
Easy·Freq 31%·Acc 72.0%
Easy·Freq 30%·Acc 74.9%
Easy·Freq 29%·Acc 51.1%
Medium·Freq 29%·Acc 58.1%
Medium·Freq 28%·Acc 58.6%
Easy·Freq 27%·Acc 66.3%
#626Exchange Seats
Medium·Freq 27%·Acc 74.4%
Easy·Freq 27%·Acc 71.2%
#1084Sales Analysis III
Easy·Freq 27%·Acc 47.9%
Easy·Freq 27%·Acc 76.3%
Easy·Freq 27%·Acc 53.8%
Easy·Freq 27%·Acc 71.8%
#1683Invalid Tweets
Easy·Freq 27%·Acc 85.2%
#1341Movie Rating
Medium·Freq 25%·Acc 43.8%
Medium·Freq 25%·Acc 41.7%
#1321Restaurant Growth
Medium·Freq 25%·Acc 59.2%
Easy·Freq 25%·Acc 60.6%
#1421NPV Queries
Easy·Freq 25%·Acc 82.9%
Hard·Freq 25%·Acc 76.3%
Easy·Freq 25%·Acc 66.5%
Easy·Freq 25%·Acc 86.4%
Medium·Freq 25%·Acc 75.9%
Hard·Freq 25%·Acc 50.4%
Hard·Freq 25%·Acc 49.6%
# | SQL Problem | Difficulty | Frequency↓ | Acceptance | |
|---|---|---|---|---|---|
| #1757 | Recyclable and Low Fat Products3 sources | Easy | 63% | 88.6% | |
| #175 | Combine Two Tables3 sources | Easy | 53% | 79.7% | |
| #176 | Second Highest Salary3 sources | Medium | 50% | 47.5% | |
| #1148 | Article Views I3 sources | Easy | 50% | 76.7% | |
| #181 | Easy | 50% | 73.5% | ||
| #197 | Rising Temperature3 sources | Easy | 45% | 51.6% | |
| #570 | Medium | 43% | 49.2% | ||
| #1661 | Average Time of Process per Machine3 sources | Easy | 43% | 66.8% | |
| #1251 | Average Selling Price3 sources | Easy | 42% | 37.5% | |
| #595 | Big Countries3 sources | Easy | 40% | 68.6% | |
| #1193 | Monthly Transactions I3 sources | Medium | 40% | 59.4% | |
| #1070 | Product Sales Analysis III3 sources | Medium | 38% | 46.2% | |
| #584 | Find Customer Referee3 sources | Easy | 38% | 73.1% | |
| #1581 | Easy | 38% | 67.9% | ||
| #577 | Employee Bonus3 sources | Easy | 38% | 77.7% | |
| #185 | Department Top Three Salaries3 sources | Hard | 38% | 61.0% | |
| #1934 | Confirmation Rate3 sources | Medium | 38% | 62.2% | |
| #177 | Nth Highest Salary3 sources | Medium | 38% | 39.5% | |
| #180 | Consecutive Numbers3 sources | Medium | 38% | 48.8% | |
| #1280 | Students and Examinations3 sources | Easy | 38% | 61.5% | |
| #1378 | Easy | 38% | 83.6% | ||
| #178 | Rank Scores3 sources | Medium | 38% | 68.2% | |
| #1045 | Customers Who Bought All Products3 sources | Medium | 38% | 64.2% | |
| #1174 | Immediate Food Delivery II3 sources | Medium | 38% | 56.4% | |
| #1068 | Product Sales Analysis I3 sources | Easy | 38% | 85.9% | |
| #182 | Duplicate Emails3 sources | Easy | 33% | 74.0% | |
| #183 | Customers Who Never Order3 sources | Easy | 31% | 72.0% | |
| #610 | Triangle Judgement3 sources | Easy | 30% | 74.9% | |
| #1141 | User Activity for the Past 30 Days I3 sources | Easy | 29% | 51.1% | |
| #1164 | Product Price at a Given Date3 sources | Medium | 29% | 58.1% | |
| #184 | Department Highest Salary3 sources | Medium | 28% | 58.6% | |
| #196 | Delete Duplicate Emails3 sources | Easy | 27% | 66.3% | |
| #626 | Exchange Seats3 sources | Medium | 27% | 74.4% | |
| #1050 | Easy | 27% | 71.2% | ||
| #1084 | Sales Analysis III3 sources | Easy | 27% | 47.9% | |
| #1179 | Reformat Department Table3 sources | Easy | 27% | 76.3% | |
| #1211 | Queries Quality and Percentage3 sources | Easy | 27% | 53.8% | |
| #1327 | Easy | 27% | 71.8% | ||
| #1683 | Invalid Tweets3 sources | Easy | 27% | 85.2% | |
| #1341 | Movie Rating3 sources | Medium | 25% | 43.8% | |
| #550 | Game Play Analysis IV3 sources | Medium | 25% | 41.7% | |
| #1321 | Restaurant Growth3 sources | Medium | 25% | 59.2% | |
| #1633 | Easy | 25% | 60.6% | ||
| #1421 | NPV Queries3 sources | Easy | 25% | 82.9% | |
| #1479 | Sales by Day of the Week3 sources | Hard | 25% | 76.3% | |
| #1511 | Customer Order Frequency3 sources | Easy | 25% | 66.5% | |
| #1741 | Easy | 25% | 86.4% | ||
| #2324 | Product Sales Analysis IV3 sources | Medium | 25% | 75.9% | |
| #2474 | Hard | 25% | 50.4% | ||
| #579 | Hard | 25% | 49.6% |
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Amazon SQL interview questions FAQ
Are SQL questions common for software engineers and data analysts at Amazon?
Data engineers, backend engineers, business intelligence analysts, and data scientists at Amazon may be tested on practical database query problems relevant to the role.