DuckDB vs PostgreSQL: I Ran the Same Query on Both. One Finished in 12ms. The Other Timed Out.

📰 Medium · Programming

Compare DuckDB and PostgreSQL performance by running the same query on both to determine when to use each database system

intermediate Published 20 Jul 2026
Action Steps
  1. Run a query on DuckDB to measure its performance
  2. Run the same query on PostgreSQL to compare performance
  3. Configure and optimize database settings for both systems
  4. Test and analyze the results to determine which system is best suited for specific use cases
  5. Consider combining both systems to leverage their respective strengths
Who Needs to Know This

Data engineers and database administrators can benefit from understanding the performance differences between DuckDB and PostgreSQL to make informed decisions about their database infrastructure

Key Insight

💡 DuckDB can outperform PostgreSQL in certain scenarios, but understanding the specific use cases and optimizing database settings is crucial for optimal performance

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🚀 Compare DuckDB and PostgreSQL performance to determine which database system is right for your use case #database #performance

Key Takeaways

Compare DuckDB and PostgreSQL performance by running the same query on both to determine when to use each database system

Full Article

DuckDB vs PostgreSQL: a no-BS comparison from someone who actually tested both. When to use each, when to combine them, and why “the right… Continue reading on Medium »
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