am Sat, dem 04.12.2004, um 12:38:11 -0000 mailte Andrew - Supernews folgendes:
Thank you for the very good explanation. > Notice I haven't used either IN or UNION. Using IN in place of a join is > unwise (even though recent versions can sometimes plan it as though it were > a join); using UNION in place of an outer join is _very_ unwise. (In fact > UNION / INTERSECT / EXCEPT should normally be reserved for those cases > where there is simply no alternative.) Okay. I'm learning ;-) Andreas -- Diese Message wurde erstellt mit freundlicher Unterstützung eines freilau- fenden Pinguins aus artgerechter Freilandhaltung. Er ist garantiert frei von Micro$oft'schen Viren. (#97922 http://counter.li.org) GPG 7F4584DA Was, Sie wissen nicht, wo Kaufbach ist? Hier: N 51.05082°, E 13.56889° ;-) ---------------------------(end of broadcast)--------------------------- TIP 1: subscribe and unsubscribe commands go to [EMAIL PROTECTED]
