3 ms·Ask HN: Do we need so many vector databases?1 points by ofermend 3y agoIt seems like we get a new one almost every week. Why are there so many? isn't pgvector enough?Alifatisk 3y agoMore variety for different use cases I guess. It's same reason we have so many different noSQL databases.ofermend 3y agoYeah, but so many? I'm counting 47 alone on the LangChain page.