Blogs / Personal blogs

Alex Jacobs

alex-jacobs.com

Technical blog by Alex Jacobs covering AI/LLM engineering, Python, RAG architectures, vector databases, and full-stack development

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#7,005 personal

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Software Engineering 1Databases & Data 1

1

The Case Against PGVector

The real limitations of pgvector in production: index choice between IVFFlat and HNSW, why real-time search is hard, pre- vs post-filtering pain, how performance degrades at scale, and when a dedicated vector database is the better call.