This article contains a lot of inaccuracies.
Based on your statements, like
> Qdrant stores both the vectors and the metadata in a sqlite database.
It looks like you have benchmarked local mode of qdrant. It doesn't even use vector indexes and is not designed for any kind of production usage.
For anyone reading this article, I urge you to do your own benchmarks and not rely on claims that do not have open source code attached to them to replicate the results