How I slashed a SQL query's runtime with two Unix commands

📰 Hacker News · DSpinellis

Optimize SQL query runtime using Unix commands

intermediate Published 5 Aug 2018
Action Steps
  1. Use the Unix command 'EXPLAIN' to analyze the SQL query plan
  2. Apply the Unix command 'CREATE INDEX' to optimize the query
  3. Run the optimized query and compare the runtime with the original
  4. Analyze the query plan again to verify improvements
  5. Test the query with different indexing strategies to find the best approach
Who Needs to Know This

Database administrators and developers can benefit from this technique to improve query performance, making it a valuable skill for data scientists and software engineers to collaborate on efficient data retrieval.

Key Insight

💡 Proper indexing can significantly reduce SQL query runtime

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💡 Optimize SQL queries with 2 Unix commands!

Key Takeaways

Optimize SQL query runtime using Unix commands

Full Article

How I slashed a SQL query's runtime with two Unix commands. 83 comments, 249 points on Hacker News.
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