Glossary/Semantic Layer & Metrics

Governed Metrics

Governed metrics are business metrics with centrally defined calculations, owners, approval workflows, and enforced standards that ensure consistency and trustworthiness across all analytics consumers.

Governed metrics are metrics that have explicit ownership, documentation, versioning, and quality standards. Unlike ad-hoc metrics defined in individual dashboards or queries, governed metrics come with metadata: who owns them, when they were last validated, which dimensions apply, what approximations or limitations exist, and how they relate to other metrics. Governance includes approval workflows (new metrics require sign-off), change tracking (all modifications logged), and deprecation processes (retiring old metrics without breaking downstream users).

Governed metrics emerged from the reality that organizations have thousands of metric definitions, many inconsistent and poorly documented. Business users can't trust which version is authoritative. The finance team calculates revenue one way, marketing another. Governed metrics solve this through formalization: metrics become version-controlled, audited entities with clear ownership and quality assurance.

Implementing governed metrics requires infrastructure: a metrics platform or layer (dbt, Looker, custom semantic layer), metadata tracking, approval processes, and access controls. It also requires cultural change: teams must agree to use centralized metric definitions rather than creating local versions. Governed metrics typically start with high-impact metrics (revenue, customer count) and expand as the practice matures.

Key Characteristics

  • Explicit calculation definition with version control
  • Assigned owner accountable for accuracy and documentation
  • Approval workflow for new metrics and changes
  • Quality testing and validation requirements
  • Access controls restricting who can modify or deprecate
  • Linked to technical and business metadata

Why It Matters

  • Trust: Users know metrics are authoritative and current
  • Compliance: Audit trails prove metric calculations meet regulations
  • Efficiency: Eliminate redundant metric creation and reconciliation
  • Agility: Change metrics once, update everywhere simultaneously
  • Collaboration: Clear ownership and documentation reduce confusion

Example

"Annual Recurring Revenue" becomes a governed metric owned by the finance team, defined as active subscriptions with minimum 365-day commitment, calculated daily, with monthly validation against subscription system. Changes require finance approval. Teams querying ARR get the same definition whether they use SQL, dashboard, or API, all backed by an auditable calculation lineage.

Coginiti Perspective

Coginiti governs metrics through the combination of SMDL definitions and the Analytics Catalog workflow. Measure definitions in SMDL are stored as code files subject to version control and code review before promotion from personal to shared to project hub workspaces. The Semantic SQL engine enforces these governed definitions at query time, so analysts cannot accidentally override the approved calculation. The #+test framework allows teams to write validation assertions that run as part of CoginitiScript pipelines, catching metric definition violations before data reaches consumers.

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