Rapid Battle Cards 21–30
21. Transaction Hub vs Consolidated
- Transaction Hub: hub is SOR; central updates.
- Consolidated: source systems remain SORs; hub consolidates and serves reads.
- Deciding clue: who owns writes?
22. Master Data Hub vs Local Data Hub
- Master Data hub: enterprise sharing/integration environment.
- Local data hub: extension/scaling capability for local needs.
- Deciding clue: enterprise authority/reuse vs localized service.
23. Data Model Management vs Data Acquisition
- Model Management: define enterprise entity/attribute semantics.
- Acquisition: bring candidate records into MDM.
- Deciding clue: define meaning vs ingest source records.
24. Standardization vs Enrichment
- Standardization: normalize/clean representation.
- Enrichment: add trusted supplementary data.
- Memory: comparable vs fuller.
25. Candidate Identification vs Identity Resolution
- Candidate identification: find likely related records.
- Identity resolution: make/maintain final same/different entity decision.
- Deciding clue: who should be compared vs what identity decision is true.
26. Entity Resolution vs Identity Management
- Entity resolution: determine/maintain entity equivalence.
- Identity management: maintain stable identifiers over time.
- Deciding clue: sameness decision vs identifier persistence.
27. Identity Management vs Affiliation Management
- Identity management: who/what is this entity?
- Affiliation management: how are entities related?
28. Stewardship vs Automation
- Stewardship: human resolution, feedback, accountability, exceptions.
- Automation: rules/algorithms process repeatable cases.
- Trap: automation does not supply business authority.
29. RDM Stewardship vs MDM Stewardship
- RDM: domains, definitions, mappings, versions, updates.
- MDM: identity/data exceptions, survivorship, matching improvement.
30. Planned Reference Update vs Ad Hoc Update
- Planned: scheduled/expected standard change.
- Ad hoc: unplanned request needing case-specific impact/governance.
- Deciding clue: predictable cycle vs unexpected demand.
Source: pp. 341–357.