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Helios: hyperscale indexing for the cloud & edge, Potharaju et al., PVLDB’20 Last time out we looked at the motivations for a new reference blueprint for large-scale data processing, as embodied by Helios. Today we’re going to dive into the details of Helios itself. As a reminder: Helios is a distributed, highly-scalable system used at Microsoft for flexible ingestion, indexing, and aggregation of large streams of real-time data that is designed to plug into relationals engines. The system coll...