TODS - December 2000 Temporal statement modifiers Michael H. Böhlen Christian S. Jensen Richard T. Snodgrass Optimizing object queries using an effective calculus Leonidas Fegaras David Maier Cache investment: integrating query optimization and distributed data placement Donald Kossmann Michael J. Franklin Gerhard Drasch Wig Ag Return to TODS issues listing DiSC'01 Copyright ©2002 ACM Inc.