SNAP Governance and Quality
SNAP governance ensures data is trustworthy, well-documented, and responsibly maintained.
Governance actors
- Data Owner: accountable for source correctness.
- Data Steward: manages ingestion, metadata, and quality checks.
- Reviewer: approves publication to catalog.
- Consumer: uses data and reports issues.
Lifecycle states
- Draft
- Under review
- Published
- Deprecated
- Archived
Quality control dimensions
- Completeness
- Validity
- Consistency
- Timeliness
- Uniqueness
Review workflow (simulated)
- Ingestion run completes.
- Automated quality report is generated.
- Steward verifies anomalies.
- Reviewer approves publication.
- Dataset becomes discoverable.
Dataset caveats section
Each published dataset should include a caveats block:
- Known missing geographies
- Methodological changes over time
- Recommended interpretation limits
Auditability
SNAP should keep immutable logs for:
- Schema changes
- Metadata edits
- Publication actions
- Access to restricted assets
Debug checks
- Quality badge reflects latest ingestion score.
- Review status transitions are visible in UI.
- Deprecation warning appears for archived datasets.
Governance FAQ snippets
- Who can publish datasets?
- How often are quality rules updated?
- How are user-reported issues tracked?