Activities

  1. Catalogue all CDOs relevant to your organisation.
  2. Document their business meaning, attributes, and relationships.
    • Clarify which organisational units, departments, or subject domains depend on each CDO to deliver services.
  3. Analyse interactions and dependencies.
    • Map how CDOs interact with each other and with business processes.
    • Highlight overlaps, duplicates, and inconsistencies across domains.
    • Outcome: visibility into integration points and potential redundancies.

Objective

Catalogue all relevant CDOs and document their meaning, attributes, and relationships.

Outcome

A clear, business-friendly catalogue that serves as the foundation for later modelling and governance activities.

Key Stakeholders

  • Data Governance Council — Approves catalogue structure and standards.
  • Subject Matter Experts (SMEs) — Provide definitions and business context for each CDO.
  • Business Unit Leads — Validate relevance and completeness of CDOs.
  • Compliance / Regulatory Team — Ensure the catalogue meets legal and regulatory requirements.