Quick Reference
The MySQL RAND() function returns a random number between 0 (inclusive) and 1 (exclusive).
SELECT RAND();Output
RAND()
0.8048256102994323Syntax
RAND(seed)Parameters
| Parameter | Description |
|---|---|
| seed | If seed is specified, it returns a repeatable sequence of random numbers; if no seed is specified, it returns a completely random number (optional) |
SQL Notes:
- Any work being done to modify the structure of a database or delete tables or the the database itself should only be done after making a recent backup
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