On 30 July 2012 17:19, Pavel Stehule <pavel.steh...@gmail.com> wrote:

> Hello
> I seen nice trick based on window function
> http://stackoverflow.com/questions/11700930/how-can-i-trim-a-text-array-in-postgresql
> but isn't it example of wrong evaluation? Result of row_number is not
> correct

Looks right to me.  I guess the way to get the row_number they're after out
of the result set would involve changing OVER () to OVER (ORDER BY


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