{"id":"aurora-zero-etl-postgresql-primary-keys-required","text":"Aurora zero-ETL integrations with Aurora PostgreSQL require primary keys on all filtered tables, at least one data filter, and UTF-8 encoding.","truth_value":"IN","source":"entries/2026/03/11/AmazonRDS-latest-AuroraUserGuide-zero-etlhtml.md","source_url":"","source_hash":"77b887cfb359920f","justifications":[],"dependents":[],"metadata":{},"explanation":{"steps":[{"node":"aurora-zero-etl-postgresql-primary-keys-required","truth_value":"IN","reason":"premise"}]}}