-- Your SQL goes here
CREATE TABLE localuser (
  user_id VARCHAR NOT NULL PRIMARY KEY,
  username VARCHAR NOT NULL UNIQUE,
  password VARCHAR NOT NULL,
  FOREIGN KEY(user_id) REFERENCES user(id)
);

CREATE TABLE user (
  id VARCHAR NOT NULL PRIMARY KEY,
  role TEXT CHECK(role IN ('admin', 'zoneadmin')) NOT NULL -- note: migrate to postgres so enum are actually a thing
);

CREATE TABLE user_zone (
  user_id VARCHAR NOT NULL,
  zone VARCHAR NOT NULL,
  PRIMARY KEY(user_id, zone),
  FOREIGN KEY(user_id) REFERENCES user(id)
)