A lot of data pipelines spend the bulk of their CPU time deserializing JSON ()
arrow-rs
apache • Updated 2026 Jan 23 15:21
Fast columnar JSON decoding with arrow-rs
JSON is the most common serialization format used in streaming pipelines, so it pays to be able to deserialize it fast. This post covers in detail how the arrow-json library works to perform very efficient columnar JSON decoding, and the additions we've made for streaming use cases.
https://www.arroyo.dev/blog/fast-arrow-json-decoding


Seonglae Cho