↑↓ select ↵ open ⌫ change scope Open full search

PG.CENTER connects PostgreSQL documentation, reference, and ecosystem knowledge. Maintained by Pigsty.

FUNCTIONS / UUID FUNCTIONS

uuidv4

Read PG 18 manual ↗

Generates a version 4 (random) UUID

Signatures & examples

uuidv4 ( ) → uuid
Generates a version 4 (random) UUID
gen_random_uuid() → 5b30857f-0bfa-48b5-ac0b-5c64e28078d1
uuidv4() → b42410ee-132f-42ee-9e4f-09a6485c95b8
Version history 1
  1. PG 17 → 18added

Definition snapshot: 2026-09-14T13:14:25.684213+00:00@99e6866c · English manual source