If that takes to long, you can limit the search,
if you have a table with an indexed column 
where you know that there is certain id

SELECT 1 FROM <TABLE> WHERE <ID> = <known id>

(We always have such tables)

> --- Allistair Crossley <[EMAIL PROTECTED]>
> wrote:
> > i think you could use anything .. maybe
> > 
> > SELECT COUNT(*) FROM table
> > 
> > The dual table is an oracle dummy table and is quite
> > handy, but I think the validation query can just be
> > any old select statement that should return true a
> > result always.
> > 
> > ADC

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