Our application uses SDO_GEOM.SDO_DISTANCE.

Query starts with 20ms exec. time and gradually reaches 1000ms execution time (and is still increasing)

Memory usage is increasing and at 1000ms reponse time it already is (and still increasing):

session pga memory 5.791.780
session uga memory 5.596.256

DB: 816 patch 3
OS: WinNT 4.0 patch 6a

Anyone knows about it?