tags: 📥️/📰/🟥️ publish: true aliases: - Why I Like Using UUIDs on Database Tables cover: '' general_subject: specific_subject: source: medium isbn: doi: url: 'https://medium.com/p/ccab8c350f8a' author: "[[@Felipe Liberman Fuchs]]" guest: publish_date: reviewed_date: ---  ## Highlights - It's good practice to use both IDs and UUIDs. You should use UUIDs for everything that goes out of your system (i.e HTTP requests) but keep using IDs for internal processing (SQL Queries). - When we use UUIDs we change the URL's ID from sequential integers to a random string. So user 1’s page would look like https://example.com/client/34e80691-9878-4e78-a1f2-eea8981984ef instead of https://example.com/client/1.