Extensions to Starburst: Objects, Types, Functions, and Rules. - Guy M. Lohman; Bruce G. Lindsay 001; Hamid Pirahesh; K. Bernhard Schiefer (Commun. ACM, 1991)

Query Optimization in the IBM DB2 Family. - Peter Gassner; Guy M. Lohman; K. Bernhard Schiefer; Yun Wang (IEEE Data Eng. Bull., 1993)

On the Estimation of Join Result Sizes. - Arun N. Swami; K. Bernhard Schiefer (EDBT, 1994)

Estimating Page Fetches for Index Scans with Finite LRU Buffers - Arun N. Swami; K. Bernhard Schiefer (VLDB J., 1995)

IBM's DB2 Universal Database demonstrations at VLDB'98. - K. Bernhard Schiefer; Jim Kleewein; Karen Brannon; Guy M. Lohman; Gene Fuh (VLDB, 1998)

Implementation of Two Semantic Query Optimization Techniques in DB2 Universal Database. - Qi Cheng; Jarek Gryz; Fred Koo; T. Y. Cliff Leung; Linqi Liu; Xiaoyan Qian; K. Bernhard Schiefer (VLDB, 1999)

DB2 Universal Database Performance Tuning. - K. Bernhard Schiefer; Gary Valentin (IEEE Data Eng. Bull., 1999)

Performance of DB2 Enterprise-Extended Edition on NT with Virtual Interface Architecture. - Sivakumar Harinath; Robert L. Grossman; K. Bernhard Schiefer; Xun Xue; Sadique Syed (EDBT, 2000)

Discovery and Application of Check Constraints in DB2. - Jarek Gryz; K. Bernhard Schiefer; Jian Zheng; Calisto Zuzarte (ICDE, 2001)

Automatic Database Configuration for DB2 Universal Database: Compressing Years of Performance Expertise into Seconds of Execution. - Eva Kwan; Sam Lightstone; K. Bernhard Schiefer; Adam J. Storm; Leanne Wu (BTW, 2003)