Excellent point, Mark. What does CDTA stand for? Acronymfinder suggests Canadian Dance Teachers Association, but I guess that's not what you intend here.... Carel-Jan On Sun, 2005-03-13 at 13:53, Mark W. Farnham wrote: > We cross an interesting boundary when we switch from humans reading queries > to feeding queries to automata. If you're just interested in how the engine > works, great. But if Oracle can get a good plan from what you hand to it, > then the plan that most naturally represents and documents the intent to a > human being is far superior. -- //www.freelists.org/webpage/oracle-l