Cockroach DBをsingle-node clusterで動かすdocker-compose最小構成

compose.yaml

version: "3.9"
services:
  db:
    image: cockroachdb/cockroach:latest
    environment:
      COCKROACH_DATABASE: app
    ports:
      - "26257:26257"
      - "8080:8080"
    command: start-single-node --insecure
    volumes:
      - "roach-single:/cockroach/cockroach-data"

volumes:
  roach-single:

psqlで繋ぐときは以下

$ psql "postgresql://root@127.0.0.1:26257/app?sslmode=disable"