Build column-level lineage graph from Field metadata and Expr inputs #25

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kert · 2026-03-12T17:41:25Z

kert commented

2026-03-12 17:41:25 +00:00

Add json_schema_extra={'source': 'schema.table'} to key fields, then:

Walk all Expr objects to build table-level DAG
Walk Field metadata to build column-level lineage
Expose via API: GET /lineage/{schema.table.column}
Export as DOT/Mermaid for docs

Add json_schema_extra={'source': 'schema.table'} to key fields, then: - Walk all Expr objects to build table-level DAG - Walk Field metadata to build column-level lineage - Expose via API: GET /lineage/{schema.table.column} - Export as DOT/Mermaid for docs

kert added this to the P6: Bibliography — Zotero→models, column comments, lineage milestone 2026-03-12 17:41:25 +00:00

kert added the docs bib pipeline labels 2026-03-12 17:41:25 +00:00

kert closed this issue

2026-03-12 21:26:18 +00:00

kert referenced this issue from a commit

2026-03-12 23:29:17 +00:00

implement P6 bibliography: col tags, bib sync, generate models, lineage (fix #22, fix #23, fix #24, fix #25)

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