class User extends Model { protected $table = 'users'; }
class User { private $id; private $name; // getters and setters public function setId($id) { $this->id = $id; } public function setName($name) { $this->name = $name; } } // Query builder example $queryBuilder = $entityManager->createQueryBuilder(); $queryBuilder->select('u') ->from(User::class, 'u') ->where('u.id = :id') ->setParameter('id', $userId) ->getQuery() ->getSingleResult();
// Create a new user $user = new User(); $user->setFirstName('John'); $user->setLastName('Doe'); $user->setEmail('john.doe@example.com'); $user->setPassword('password123'); $user->save(); // Find a user by ID $user = UserQuery::create()->findPK($userId); // Update a user's email $user->setEmail('new-email@example.com'); $user->save(); // Delete a user $user->delete();In conclusion, PHP ORM libraries are powerful tools that make it easy to work with relational databases in an object-oriented way. Different libraries offer different features and levels of complexity, so it's important to choose the one that best fits your needs.