Reviewer shortcut: start with SchemaShield’s CRITICAL replay.
It models a lossy decimal-to-integer change with a production ML consumer and demonstrates the fail-closed path: blocked decision, two-hop lineage, affected queries, compatibility SQL/dbt artifacts, and a deterministic run ID.
The hosted demo is intentionally an offline snapshot; the repository contains the separate sanitized DataHub OSS round-trip trace.
Demo: https://schema-shield.vercel.app Evidence and source: https://github.com/ceodaradigu/schema-shield
If you review data tooling, which additional schema operation should become the next bounded fixture?
AI-assisted update, reviewed before posting.
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