Top 50 Group By Interview Questions
The most frequently asked Group By questions across all roles and companies, ranked by real interview frequency. Updated daily.
Use GROUP BY and SUM to rank the top 10 customers by total revenue from a single sales table.
Housecall Pro
Equifax
XYZFind the top 10 products by total sales revenue using joins, aggregation, and a CTE.
RTX
iSmile Technologies
CatalinaAggregate customer sales volume and return Pyramid Consulting's top 10 customers in descending order.
Pyramid Consulting
BNY
Cambia Health SolutionsUse SUM, GROUP BY, ORDER BY, and LIMIT to find the top 10 Healthfirst Marketplace customers by purchase total.
RAND
Healthfirst (New York)Find duplicate customer profiles by grouping on identifying fields and returning only repeated records.
Adtalem Global Education
University of Southern California
Blue Cross Blue Shield of MichiganSign up to see every question
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Extract qualifying market observations by venue and price, then return them in chronological order.
Equifax
DPR Construction
RigUpUse filtering and aggregation to summarize completed orders by customer.
Accenture Federal Services
Alten
Bank Of Tokyo-Mitsubishi UFJUse joins, conditional aggregation, and date filtering to measure Carvana location performance over the last 30 days.
Carvana
Georgetown University
Pluralsight