TLDR Tech / Data
LakeKeeper+MinIO
DuckDB's Iceberg extension now supports CTAS, MERGE INTO, INSERT, UPDATE, and DELETE, making it viable for full CRUD-style Iceberg ETL locally without Spark. Paired with MinIO for S3-compatible storage and LakeKeeper as a Rust Iceberg catalog, teams can test scripts cheaply in Docker and switch to AWS S3Tables by toggling environment variables and secrets.
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