text: -- :name create-user! :! :n
  -- :doc creates a new user record
  INSERT INTO users
  (id, first_name, last_name, email, pass)
  VALUES (:id, :first_name, :last_name, :email, :pass)
  
  -- :name update-user! :! :n
  -- :doc updates an existing user record
  UPDATE users
  SET first_name = :first_name, last_name = :last_name, email = :email
  WHERE id = :id
  
  -- :name get-user :? :1
  -- :doc retrieves a user record given the id
  SELECT * FROM users
  WHERE id = :id
  
  -- :name delete-user! :! :n
  -- :doc deletes a user record given the id
  DELETE FROM users
  WHERE id = :id
  