April 22, 2025

Building a Complex Real-Time Search Engine: PostgreSQL vs. Elasticsearch

PostgreSQL or Elasticsearch? I built a solid SQL-based search engine, but as complexity grows, I'm at a crossroads: keep pushing PG, or bring in Elasticsearch. This post is a behind-the-scenes look at my thought process, what real-time search really means, the tradeoffs I'm facing, and how I plan to move forward.

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