Not author of the library, but the documentation lists the backends here: https://github.com/MinishLab/vicinity?tab=readme-ov-file#supported-backends https://gi

Not author of the library, but the documentation lists the backends here: https://github.com/MinishLab/vicinity?tab=readme-ov-file#supported-backends https://github.com/MinishLab/vicinity?tab=readme-ov-file#sup... So these are nearest neighbor search implementations, not database backends.