QuestDB current infrastructure boundary

Evidence-backed facts

1. QuestDB documents SQL over time-series tables through PostgreSQL wire and HTTP interfaces with time-series extensions. informative
2. Queries are distinct from ingestion, INSERT, schema changes, deduplication, retention, backup, and server-administration operations. informative
3. Protocol authentication, network exposure, TLS, user permissions, ingestion endpoints, table design, and deployment edition determine effective access. informative
4. SQL support does not prove full PostgreSQL compatibility, source accuracy, write durability, current ingestion, or a deployed secure server. informative

Primary sources