mongreldb-server — a long-lived process holding a multi-table Database
open, serving SQL + table-qualified native APIs over HTTP.
Endpoints: GET /health → 200 OK GET /tables → ["t1", "t2", ...] POST /tables → create table DELETE /tables/{name} → drop table POST /tables/{name}/put → upsert one row POST /tables/{name}/count → { "count": N } POST /tables/{name}/commit → { "epoch": N } POST /sql → Arrow IPC bytes POST /txn → atomic cross-table transaction
Usage: mongreldb-server <db_dir> [port]