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Data Warehousing 06 Aug 2025

Two Ways to Remember Where a Fact Came From

KC Star V4 tracks lineage two incompatible ways depending on which build you run - a normalized FactLineage graph in the root file, a denormalized DataLineage string in the version folder. The fork is real, and it is a clean case study in when a graph pays and when a string is enough.

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Agentic AI & Cloud Engineer · multi-agent systems, RAG and MCP on AWS

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