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Data & Analytics · Foundational

Metadata

Data about data: technical (schemas, types), business (definitions, owners) and operational (load times, lineage, usage) information.

Definition

Metadata powers catalogs, lineage, impact analysis, optimizers (statistics) and governance. Active metadata platforms use metadata to automate actions.

Example

Column definition, last refresh time, row count, owner.

Exam tip

Know the three types: technical, business and operational metadata.

Related terms