New in Symfony 5.2: Doctrine types for UUID and ULID

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// src/Entity/Product.php
namespace App\Entity;

use Doctrine\ORM\Mapping as ORM;

/**
 * @ORM\Entity(repositoryClass="App\Repository\ProductRepository")
 */
class Product
{
    /**
     * @ORM\Column(type="uuid")
     */
    private $someProperty;

    /**
     * @ORM\Column(type="ulid")
     */
    private $anotherProperty;

    // ...
}

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// there are generators for UUID V1 and V6 too
use Symfony\Bridge\Doctrine\IdGenerator\UuidV4Generator;

/**
 * @ORM\Entity(repositoryClass="App\Repository\ProductRepository")
 */
class Product
{
    /**
     * @ORM\Id
     * @ORM\Column(type="uuid", unique=true)
     * @ORM\GeneratedValue(strategy="CUSTOM")
     * @ORM\CustomIdGenerator(class=UuidV4Generator::class)
     */
    private $id;

    // ...
}


use Symfony\Bridge\Doctrine\IdGenerator\UlidGenerator;

/**
 * @ORM\Entity(repositoryClass="App\Repository\ProductRepository")
 */
class Product
{
    /**
     * @ORM\Id
     * @ORM\Column(type="ulid", unique=true)
     * @ORM\GeneratedValue(strategy="CUSTOM")
     * @ORM\CustomIdGenerator(class=UlidGenerator::class)
     */
    private $id;

    // ...
}