Subject RE: [firebird-support] Re: select from select
Author Thomas Steinmaurer
> > SELECT COUNT(*) FROM (
> > SELECT .... HUGE_FIELD_LIST ... FROM .....
> > )
> [skip]
> > Right, perhaps the example is somewhat CONSTRUCTED *g*, but
> > in some situations derived tables are useful. ;-)
>
> And this is the only case which can't be achieved using joins,
> sub-selects and exists IMHO. Two or three times in my life I wanted
> this :)

Then, Arno could save you some time in the future, if
you need them again. ;-))


Thomas