Tạo UUID
Tạo UUID v4 ngẫu nhiên, tuân thủ RFC 4122.
Nil / Max UUID
Nil UUID (all zeros)
00000000-0000-0000-0000-000000000000Max UUID (all f's)
ffffffff-ffff-ffff-ffff-ffffffffffffUUID v4 (Random)
2d0385f2-98d3-45ac-b52b-fcb08340c07bd6bd913e-99e5-4ada-9b1b-19e0e31f988589ae9c38-9b22-423d-b62e-ac1267f9a04721de0ed8-1ba1-4b6d-9f35-822dd83502121179eff2-8a17-4289-93a1-a26f5182881eac62fa8a-46b2-45f0-9132-adb8fac9be3cUUID v1 (Timestamp)
f162da60-5578-11f1-902b-0528a005e9adf162da60-5578-11f1-ad92-c587267ad128f162da60-5578-11f1-ad2f-894e7be3508cf162da60-5578-11f1-8cd2-7dbf9c727c01UUID v7 (Unix Timestamp)
019e4d2e-3b06-7ac2-8278-d955b1fe7391019e4d2e-3b06-736e-982a-af87ba72ce7f019e4d2e-3b06-7ae5-ba6d-33346c4e6c70019e4d2e-3b06-78a0-9ee9-4b6fe4ab669e