Cloudflare R2 Data Catalog: Managed Apache Iceberg tables with zero egress fees

4 min read Apache Iceberg is quickly becoming the standard table format for querying large analytic datasets in object storage. We’re seeing this trend firsthand as more and more developers and data teams adopt Iceberg on Cloudflare R2 . But until now, using Iceberg with R2 meant managing additional infrastructure or relying on external data catalogs. So we’re fixing this. Today, we’re launching the R2 Data Catalog in open beta, a managed Apache Iceberg catalog built directly into your Cloudflare R2 bucket. If you’re not already familiar with it, Iceberg is an open table format built for large-scale analytics on datasets stored in object storage. With R2 Data Catalog, you get the database-like capabilities Iceberg is known for – ACID transactions, schema evolution, and efficient querying – without the overhead of managing your own external catalog. R2 Data Catalog exposes a standard Iceberg REST catalog interface, so you can connect the engines you already use, like PyIceberg , Sno ... Read full article.