text: GET_ALL_MEMBERS = """
  SELECT username, first_name, last_name, password, email, created_on, last_login
  FROM members
  """
  
  GET_MEMBER_BY_USERNAME = f"""
  {GET_ALL_MEMBERS}
  WHERE username = :username
  """
  
  INSERT_MEMBER = f"""
  INSERT INTO members (username, password, first_name, last_name, email, last_login)
  VALUES (:username, :password, :first_name, :last_name, :email, now())
  RETURNING *
  """
  
  UPDATE_MEMBER = f"""
  UPDATE members
  SET username = :new_username,
      first_name = :first_name,
      last_name = :last_name,
      email = :email
  WHERE username = :old_username
  RETURNING *
  """
  