Build a One-Metric Lineage Slice
Document a narrow lineage slice for one metric using SIPOC.
The team needs to explain net retention lineage without overwhelming stakeholders with the full warehouse DAG. SIPOC lineage slice = Supplier + Input + Process + Output + Customer for one metric. The common trap is exporting a technical DAG and calling it lineage, even though the audience cannot see the business rule or customer decision. Supplier + Input Name the source systems and critical fields: billing platform subscriptions and invoices; CRM account hierarchy; status and ARR fields. This shows where meaning enters the flow and which inputs deserve quality checks. Process Summarize the transformation rules: normalize account IDs, exclude…
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