What we check first on a batch ETL review
Grain, late facts, and idempotency before we comment on formatting.
Guides we share with clients before reviews — published here for maintainers who live inside schedulers and merge queues.
Grain, late facts, and idempotency before we comment on formatting.
Splitting orchestration without losing shared dimension lineage.
How reviewers test for duplicate postings after a restatement.