InfluxData Blog

The platform for building time series applications in less time with less code.

Raphael Taylor-Davies

Raphael is a Senior Engineer on the IOx team at InfluxData, where he is focused on building modern data pipelines in Rust. He is a maintainer of the Apache Arrow, Parquet, Object Store, and DataFusion projects, in addition to rskafka, a pure Rust Kafka client, and pbjson, an implementation of the protobuf JSON mapping.

Aggregating Millions of Groups Fast in Apache Arrow DataFusion

By Andrew Lamb, Raphael Taylor-Davies, Daniël Heres / Aug 01, 2023 / Developer, Apache Arrow

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 is 2-3x faster in version 28.0.0 for queries with a large number (10,000 or more) of groups....

Querying Parquet with Millisecond Latency

By Raphael Taylor-Davies, Andrew Lamb / Dec 07, 2022 / InfluxDB IOx, Community

We believe that querying data in Apache Parquet files directly can achieve similar or better storage efficiency and query performance than most specialized file formats. While it requires significant engineering effort, the benefits of Parquet’s open format and broad ecosystem support...

Rust Object Store Donation

By Andrew Lamb, Raphael Taylor-Davies / Aug 22, 2022 / Community, Developer

Today we are happy to officially announce that InfluxData has donated a generic object store implementation to the Apache Arrow project. Using this crate, the same code can easily interact with AWS S3, Azure Blob Storage, Google Cloud Storage, local files,...

Try InfluxDB Cloud

The most powerful time series database as a service is a click away.

Try It Free