Jeremy Zawodny writes:
> On Thu, Dec 06, 2001 at 11:59:04AM +0000, Chris Withers wrote:
> > Can UNION do boolean AND, NOT and OR combination of sets generated
> > by SELECTs?
>
> Hmm...
>
> http://www.mysql.com/doc/U/N/UNION.html
>
> Nope. :-(
>
> Jeremy
> --
> Jeremy D. Zawodny, <[EMAIL PROTECTED]>
> Technical Yahoo - Yahoo Finance
> Desk: (408) 349-7878 Fax: (408) 349-5454 Cell: (408) 685-5936
>
> MySQL 3.23.41-max: up 7 days, processed 157,639,970 queries (257/sec. avg)
No, but in 4.1 there will be INTERCEPT and MINUS too, beside
UNION's (with or without ALL option). Those three combined can
produce any of the above relational operations.
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