text: create table if not exists GameUser
  (
      UID      bigint primary key,
      USERNAME text not null,
      PASSWORD text not null
  );
  
  insert into GameUser(UID, USERNAME, PASSWORD)
  values (100, 'admin', '123456');
  
  insert into GameUser(UID, USERNAME, PASSWORD)
  values (101, 'user', '123456');
  
  
  create table if not exists UserAttribute
  (
      UID   bigint primary key,
      ATK   int not null,
      DEF   int not null,
      APD   int not null,
      HIT   int not null,
      Level int not null
  );
  
  insert into UserAttribute(UID, ATK, DEF, APD, HIT, Level)
  values (100, 1, 1, 1, 1, 1);
  
  insert into UserAttribute(UID, ATK, DEF, APD, HIT, Level)
  values (101, 2, 2, 2, 2, 2);
  
  
  -- TODO
  
  select uid from GameUser where USERNAME = 'admin' and PASSWORD = '123456';