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Re: PostgreSQL's hashing function?

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On Fri, 22 Feb 2008 16:49:10 -0500
"Kynn Jones" <kynnjo@xxxxxxxxx> wrote:

> Hi!
> Does PostgreSQL expose its hash function?  I need a fast way to hash a
> string to a short code using characters in the set [A-Za-z0-9_].
> (I'm not sure yet how long this code needs to be, but I think even
> something as short as length 2 may be enough.)

Is md5 good enough? :)

select md5()

> 
> TIA!
> 
> Kynn


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---------------------------(end of broadcast)---------------------------TIP 9: In versions below 8.0, the planner will ignore your desire to       choose an index scan if your joining column's datatypes do not       match

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