UUID() returns a number that is globally unique in space and time. : UUID : Miscellaneous Functions MySQL TUTORIALS

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UUID() returns a number that is globally unique in space and time.


mysql>
mysql> SELECT UUID();
+--------------------------------------+
| UUID()                               |
+--------------------------------------+
| 14185158-8adb-102a-8f5c-03475dfdde5e |
+--------------------------------------+
1 row in set (0.00 sec)

mysql>