SQL

How would you optimize a slow-running SQL query?

Data Scientist

Shopify

Apple

Waymo

Roku

Intuit

Deloitte

How would you optimize a slow-running SQL query?
What steps would you take to enhance the speed of an inefficient SQL query?
Can you walk me through your optimization strategy for a slow SQL query?
How would you go about optimizing a sluggish SQL query?
What tactics would you use to fine-tune a languid SQL query?
Explain how you would increase the efficiency of a tardy SQL query.
Describe your process for speeding up a slow SQL query.
What methods would you employ to optimize an underperforming SQL query?
Discuss how you would improve the execution time of a lackadaisical SQL query.
Elaborate on your strategy to optimize a lethargic SQL query.
Share your approach to improving the performance of a lagging SQL query.

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Interview question asked to Data Scientists interviewing at Apple, Fiverr, Quantcast and others: How would you optimize a slow-running SQL query?.