great, thanks. is there any other system function besides string
functions?
于2011年9月27日 17:37:29,Thomas Kellerer写到:
> Rural Hunter, 27.09.2011 11:00:
>> I am looking for something like a string hash function to order a
>> string cloumn randomly.
>>
>
> It's all in the manual ;)
>
> http://www.postgresql.org/docs/current/static/functions-string.html
>
> Thomas
>
>