Infrastructure · beginner
What is Vector Database?
A plain-English explanation of Vector Database (Vector Database) — what it means, why it matters, and how it is used in AI.
Vector Database
Vector Database
A vector database is a type of database specifically designed to store and search embeddings — numerical vector representations of text, images, or other data. Unlike traditional databases that search by exact matches, vector databases find results by semantic similarity.
"A vector database storing company documentation can find the most relevant support articles for a customer question even if the question uses completely different wording."
Also known as: Vector store, embedding database
Why does Vector Database matter?
Vector databases are the core infrastructure of RAG systems, recommendation engines, and semantic search applications.
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