hi, group by 1 means group by first output column order by 2 means order by second output column ascending
Am 30.04.2011 19:00, schrieb Joel Reymont:
What is the meaning of group by 1 order by 2 e.g. what to the numbers 1 and 2 stand for? What would change if I do the following? group by 1 order by 1 On Apr 30, 2011, at 5:48 PM, Thomas Markus wrote:Hi, try something like this: select trunc(random() * 10.)/10. , count(*) from generate_series(1,2000000) group by 1 order by 2-------------------------------------------------------------------------- - for hire: mac osx device driver ninja, kernel extensions and usb drivers ---------------------+------------+--------------------------------------- http://wagerlabs.com | @wagerlabs | http://www.linkedin.com/in/joelreymont ---------------------+------------+---------------------------------------
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