On 8/18/07, Michelle Konzack <[EMAIL PROTECTED]> wrote:
> Am 2007-08-17 12:53:41, schrieb Michael Glaesemann:

> > (Is is just me or have there been a lot of queries that can be solved
> > using DISTINCT ON recently?)
>
> I do not know...  Since when does "DISTINCT ON" exist?

I have been lurking on this thread, don't have much to add, but
distinct on has been around in postgresql for as long as I can
remember.  It's not SQL spec, so it's not portable.  but it is
awefully useful.

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