How would you optimize a slow-running SQL query?

Data Scientist

Shopify

Apple

Intuit

Wayfair

Credit Karma

Deloitte

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

Interview question asked to Data Scientists interviewing at New Relic, Splunk, Credit Karma and others: How would you optimize a slow-running SQL query?.