uuidv4 ( ) → uuidGenerates a version 4 (random) UUID
gen_random_uuid() → 5b30857f-0bfa-48b5-ac0b-5c64e28078d1
uuidv4() → b42410ee-132f-42ee-9e4f-09a6485c95b8
Functions / Uuid Functions
uuidv4
Read the PG 18 manualGenerates a version 4 (random) UUID
Reading PG 18current·documented in 3 of 27 versions, 18 to 20
Signatures & examples
Version history 1
- 17 → 18 added
Definition snapshot: 2026-09-14T13:14:25.684213+00:00@99e6866c · English manual source