S A wrote:
>
> Can MySQL help with generation of ALPHANUMERIC unique identifiers ?
>
> ID's that use the full ASCII char range create more possible combinations with the
>same # of characters which can be important when squeezing into cookie storage space.
>
> 4 character numeric ID has 10,000 combinations.
>
> 4 character (6 bits per char) alphanumeric id has 16,777,216 combinations
>
> If MySQL can't help then I can do it with Perl/PHP I suppose but just curious.
>
>
>
> ---------------------------------
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And 4 byte unsigned integer has 256 times that.
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