On Sat, Jul 29, 2006 at 01:37:44PM +0300, Tzahi Fadida wrote:
> 10x, 
> Found my answer thanks to Ragnar.
> SELECT DISTINCT ON (a0,a1) a0,a1,ctid FROM t1 
> To tell the truth, i did not know there was an ON option in SQL.
> This thing is very handy.

There isn't, it's a postgresql extension, albeit a very very useful

Have a nice day,
Martijn van Oosterhout   <kleptog@svana.org>   http://svana.org/kleptog/
> From each according to his ability. To each according to his ability to 
> litigate.

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