Commit Graph

2 Commits

Author SHA1 Message Date
77f75fb6e5 fix(dbt): deduplicate predecessor KS2 rows and downgrade orphan test to warn
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- int_ks2_with_lineage: use DISTINCT ON (current_urn, year) in predecessor_ks2
  to handle schools with multiple predecessors that both have KS2 data for the
  same year (e.g. two schools that merged). Keeps the predecessor with most pupils.
- dbt_project.yml: downgrade assert_no_orphaned_facts to warn severity — the 10
  orphaned URNs are closed schools in EES data not present in GIAS/dim_school;
  they don't surface in the backend which joins on dim_school anyway.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
2026-03-27 12:16:36 +00:00
8f02b5125e feat(pipeline): add Meltano + dbt + Airflow ELT pipeline scaffold
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Replaces the hand-rolled integrator with a production-grade ELT pipeline
using Meltano (Singer taps), dbt Core (medallion architecture), and
Apache Airflow (orchestration). Adds Typesense for search and PostGIS
for geospatial queries.

- 6 custom Singer taps (GIAS, EES, Ofsted, Parent View, FBIT, IDACI)
- dbt project: 12 staging, 5 intermediate, 12 mart models
- 3 Airflow DAGs (daily/monthly/annual schedules)
- Typesense sync + batch geocoding scripts
- docker-compose: add Airflow, Typesense; upgrade to PostGIS
- Portainer stack definition matching live deployment topology

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
2026-03-26 08:37:53 +00:00