Semantic Layer
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A contextual layer that connects raw data to business meaning usingontologies, metadata, and relationships. Powers explainability, traceability, and intelligent querying. A business-friendly abstraction that maps raw data to domain meaning. For example, mapping “cust_id” in raw logs to “Customer” in reports, ensuring consistency and context.
- Improves traceability, queryability, and explainability
- Powers data governance, BI tools, and AI pipelines
- Core layer for intelligent decision systems