Yea same here. What Nosql DB did you use for these lookups? Im currently using p... | Hacker News

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		lysecret on April 11, 2022 \| parent \| context \| favorite \| on: Real World Recommendation System Yea same here. What Nosql DB did you use for these lookups? Im currently using postgres for it but seems a bit like a waste. Even though the array field is nice for feature vectors.

jenny91 on April 11, 2022 [–]

Presumably they mean internal stuff like google bigtable or equivalent. (Though some version of that is now on gcp).

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