also: vector storealso: vector search
What is Vector Database?
Last updated · 1 min read
Ask it "passages about patient recovery" and it returns the nearest embeddings — including documents that never contain those exact words but mean the same thing. That is vector search: search by meaning, not keyword.
It is the piece that lets RAG find the right few paragraphs in a million-document pile, fast enough to answer you in one breath.