text: DROP TABLE IF EXISTS dbo.game_state;
  CREATE TABLE dbo.game_state (
      id int NOT NULL PRIMARY KEY,
      current_map varchar(max) NOT NULL,
      saved_at datetime2 DEFAULT GETDATE() NOT NULL,
      player_id integer NOT NULL
  );
  DROP TABLE IF EXISTS dbo.player;
  CREATE TABLE dbo.player (
      id int NOT NULL PRIMARY KEY,
      player_name varchar(max) NOT NULL,
      hp integer NOT NULL,
      x integer NOT NULL,
      y integer NOT NULL
  );
  ALTER TABLE ONLY dbo.game_state
      ADD CONSTRAINT fk_player_id FOREIGN dbo.KEY (player_id) REFERENCES dbo.player(id);