radix-partitioning on Hacker News: 1 stories with screenshots

Screenshot of pivotlake.io: It's the memory latency, stupid

It's the memory latency, stupid (pivotlake.io)

238 points by ntur1337 1 day ago | 76 comments

A Pivot engineering blog post explaining how radix partitioning speeds up GROUP BY aggregation by improving CPU cache utilization, with perf counter measurements.

cpu-caches memory-latency group-by radix-partitioning

#radix-partitioning on Hacker News

It's the memory latency, stupid(pivotlake.io)

It's the memory latency, stupid (pivotlake.io)