This UUID identifies a specific resource (e.g., transaction, document, session).
If you have two different databases merging data, they might both have a "User 5." A UUID like 63ff8c51-79c3-08aa-ec89-5e1ff8b35d98
: Generated by hashing a namespace UUID and a name with SHA‑1. The same namespace and name always produce the same UUID – useful for deterministically generating IDs from domain names, URLs, or other canonical strings. This UUID identifies a specific resource (e
SELECT * FROM orders WHERE order_uuid = UUID_TO_BIN('63ff8c51-79c3-08aa-ec89-5e1ff8b35d98'); 63ff8c51-79c3-08aa-ec89-5e1ff8b35d98