Aggregating Millions of Groups Fast in Apache Arrow DataFusion 28.0.0
Aggregating Millions of Groups Fast in Apache Arrow DataFusion¶
Andrew Lamb, Daniël Heres, Raphael Taylor-Davies,
Note: this article was originally published on the InfluxData Blog
TLDR¶
Grouped aggregations are a core part of any analytic tool, creating understandable summaries of huge data volumes. Apache Arrow DataFusion’s parallel aggregation capability …