Before understanding how to generate UUID in shopware6, let's go over some basics of UUID. Continue reading till the conclusion to get the most out of this blog.

What Is UUID?

A Universally Unique Identifier(UUID) is a 128-bit label that is used in computer systems to store information.

They are Universally Unique IDentifiers (UUIDs) that may be produced without the assistance of a centralized authority. There are four primary forms of UUIDs, each of which is utilized in a somewhat different context. UUIDs are all 128 bits long, although they are generally written as 32 hexadecimal characters separated by four hyphens.

In the world there are some benefits and drawbacks of each thing, Let's look at some of the benefits and drawbacks of UUID, too:


  • Every table, database, and the server is distinct.
  • Allows for the simple merger of data from several databases.
  • Allows for simple database deployment over several servers.
  • Instead of needing to make a roundtrip to the database, you can generate IDs everywhere.
  • In any case, most replication scenarios necessitate the use of GUID columns.


  • UUIDs can cause large operations to slow. It has the potential to become a constraint.
  • UUIDs require greater storage space.
  • Complexity adds to the difficulty of development. In comparison to little numbers, it is a long string that cannot be quickly memorized.

Let's get down to the blog topic, How to generate UUID in Shopware6?

The main key for tables in Shopware 6 is UUID. How can we make them? That's simple:

    use Shopware\Core\Framework\Uuid\Uuid;
    $uuid = Uuid::randomHex();

You will be given UUIDs in the following format:


That’s it! You can generate UUID in seconds!

Thanks for reading till the end! Have a great day!

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