On 7/31/07, Michael Fuhr <[EMAIL PROTECTED]> wrote:
>
> On Tue, Jul 31, 2007 at 10:35:25AM +1200, adey wrote:
> > -- CAUTION: this query may impact system performance as you are
> selecting
> > from system tables
>
> What difference are you expecting that to make and why?


It was a warning I received some years ago when I riginally discovered the
query. Presumably reading from system tables competes with user queries for
the system tables, slowing them down. I can't say I've ever noticed any
impact when using it though.

--
> Michael Fuhr
>

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