Developer Tools / UUID Generator
Guide
How to use the UUID Generator
- 1
Choose how many.
- 2
Pick formatting.
- 3
Copy them all.
Expert tip
What you should know
UUIDs let systems create IDs without coordinating with a database. For database primary keys with heavy inserts, time-ordered UUIDs (v7) index better than random v4.
FAQ
Frequently asked questions
Can two UUIDs collide?+
In practice no: there are 2¹²² possible v4 UUIDs.
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