https://thedataquarry.com/posts/vector-db-1/
https://guangzhengli.com/blog/zh/vector-database/
Vector DB https://www.rungalileo.io/blog/mastering-rag-choosing-the-perfect-vector-database
* [ ] Pinecone 的 blog: What is a Vector Database?
* https://www.pinecone.io/learn/vector-database/
* A Gentle Introduction to Vector Databases
* https://weaviate.io/blog/what-is-a-vector-database
* Pinecone 的 Vector Databases in Production for Busy Engineers 書
* https://www.pinecone.io/learn/series/vector-databases-in-production-for-busy-engineers/
* Open Source
* Weaviate https://weaviate.io/
* Mivus https://github.com/milvus-io/milvus
* Chroma https://www.trychroma.com/
* Qdrant https://qdrant.tech/
* Typesense https://typesense.org/
* Redis
* https://www.pinecone.io/ full-managed (這沒 open source)
* 比較 https://superlinked.com/vector-db-comparison
## PostgreSQL
* https://github.com/pgvector/pgvector
* 缺點 https://x.com/gwenshap/status/1841130466365358153 (2024/10/1)
* 主要是 filter 有問題
* pgvectorscale
* StreamingDiskANN
* https://github.com/timescale/pgvectorscale
* https://www.timescale.com/
* https://www.timescale.com/blog/how-we-made-postgresql-as-fast-as-pinecone-for-vector-data/
* 中文的全文搜尋 (和 vector 沒關係)
* groonga