Operations
The operator-facing surface: observability, cache control, SQL composition, multi-PG support, install.
These aren't a fifth pillar — they're the seams that let the four pillars compose cleanly inside Postgres.
In this section
pgrdf.stats()observability — JSONB health snapshot.- Cache control — explicit invalidation for the dictionary cache.
- Prepared-plan cache — SPARQL→SQL plan reuse per backend.
- Compose with regular SQL —
pgrdf.sparqlas a set-returning function. - Multi-version Postgres support.
- Drop-in install.