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brookstlast Saturday at 1:45 PM1 replyview on HN

You’re not searching over 500GB, you’re searching an index of the vectors. That’s the magic of embeddings and vector databases.

Same way you might have a 50TB relational database but “select id, name from people where country=‘uk’ and name like ‘benj%’ might only touch a few MB of storage at most.


Replies

ricardobeatlast Saturday at 10:54 PM

That’s precisely the point I tried to clear up in the previous comment.

The LEANN author proposes to create a 9GB index for a 500GB archive, and the other poster argued that it is not helpful because “storage is cheap”.