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What Actually Changes When You Upgrade to Apache Arrow ADBC 25

What Actually Changes When You Upgrade to Apache Arrow ADBC 25

Apache Arrow ADBC 25 changes Go import paths, C# 1.0 packages, Rust cancellation and the C++20 baseline. What breaks per language, with examples.

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Primary Keys Come to Apache Iceberg V4, and Most of Them Start Out Unenforced

Primary Keys Come to Apache Iceberg V4, and Most of Them Start Out Unenforced

Apache Iceberg V4 adds primary key, unique and check constraints, an enforced flag and per-snapshot status. What the spec says and how to prepare tables.

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Per-Developer Sandboxes on Apache Iceberg Branches: Lifecycle, Isolation Limits, and Cleanup

Per-Developer Sandboxes on Apache Iceberg Branches: Lifecycle, Isolation Limits, and Cleanup

Give every developer and pull request a zero-copy Iceberg sandbox on branches: lifecycle, what branches do not isolate, and cleanup.

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Inside the Iceberg REST Catalog's Multi-Table Commit Endpoint

Inside the Iceberg REST Catalog's Multi-Table Commit Endpoint

How POST /v1/{prefix}/transactions/commit works: request shape, requirements, atomicity, error codes, idempotency, and limits.

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