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RAG ingestion freshness and deletion checklist: reliable incremental updates (2026)

airagdata-engineering

September 10, 2026·13 min read

RAG ingestion freshness and deletion checklist: reliable incremental updates (2026)

A practical lifecycle checklist for RAG ingestion: deterministic IDs, idempotent upserts, tombstones, complete deletion, ACL propagation, freshness SLOs, reconciliation, and replay.