datarevisjoner
Datarevisjoner refers to the recording of changes to data over time, creating a history of edits and versions to ensure traceability, accountability and data integrity. They are a key aspect of data governance in transactional systems, data warehouses and data lakes. A datarevision captures what changed, when it changed and who approved or performed the change. Revisions can be stored as audit logs, dedicated history tables, temporal (time-point) tables, or as event streams, enabling retrieval of past states and rollback if needed.
Common approaches include slowly changing dimensions type 2 in data warehousing, which preserves previous versions of
Governance considerations include access controls, approval workflows, retention policies, and privacy requirements. Historical data may require
Benefits include improved data quality, reproducibility of analyses, auditability for compliance, and safer rollback in case
See also: data provenance, data lineage, data quality, version control for data. Datarevisjoner thus underpin reliable