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Vector Databases: What They Are and Why You Need One
Vector Databases: What They Are and Why You Need One
Apr 28, 2026

Your regular database can't handle meaning — only words. Here's what vector databases actually do, how HNSW works, and when to use one in your stack.

Vector Database
Semantic Search
Embeddings
AI
Node.js
Pinecone
HNSW
pgvector
RAG
Machine Learning

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