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Re: by dmitrykan on Sunday October 03, 2021 @06:58AM (#28736168)
Yes, for larger datasets of vectors, having the search do a linear scan will likely be slow. So you could take a look at KNN/ANN (K nearest / Approximate nearest neighbors), like https://faiss.ai/ But if you prefer to offload this complexity to a database, you can pick and evaluate one from my blog post.

You have 4 out of 6 open source DBs, and 2 commercial ones give you the managed service. All 6 can scale to quite large numbers of vectors.

My goal is to systematically study each DB through the lens of a specific search task, which will not be (only) text based.

If you think we could collaborate in some way on your dataset, that would be fantastic and probably a learning experience to both sides.

Re: by ryohkyo on Sunday October 03, 2021 @07:29AM (#28736321)
That would be great. I am wrapping up my current project and will start the next project soon. Is it ok for me to contact you on twitter?
Re: by dmitrykan on Sunday October 03, 2021 @11:31AM (#28737955)
sure!