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HyperLogLogs! They're extremely useful for cardinality count estimation, and support set operations. https://en.m.wikipedia.org/wiki/HyperLogLog https://en.m.w
by zbentley 4y ago
HyperLogLogs! They're extremely useful for cardinality count estimation, and support set operations.
https://en.m.wikipedia.org/wiki/HyperLogLog https://en.m.wikipedia.org/wiki/HyperLogLog
- thebigspacefuck 4y agoReddit’s engineering blog has a good article of how they put HyperLogLog to use https://www.redditinc.com/blog/view-counting-at-reddit https://www.redditinc.com/blog/view-counting-at-reddit