Professional Service
2009
- Member, Program Committee, ACM Symposium on Applied Computing (SAC'2008), Honolulu, Hawaii.
- Member, Program Committee, ACM International Conference on Mobile Data Management (MDM'09).
- Vice Chair, Data Warehousing Track, IEEE Interantional Conference on Data Engineering (ICDE'09), Shanghai, China.
2008
- Member, Program Committee, ACM Symposium on Applied Computing (SAC'2008), Ceara, Brazil.
- Member, Program Committee, ACM Symposium on Principles of Database Systems (PODS'08), Vancouver, Canada.
- Member, Program Committee, International Conferencce on Management of Data (SIGMOD'08), Vancouver, Canada.
2007
- Member, Program Committee, The Second International Conference on Scalable Information Systems (InfoScale'07), Suzhou, China.
- Member, Program Committee, International Workshop on Databases in Networked Information Systems (DNIS'07), Aizu, Japan.
- Member, Program Committee, IEEE International Symposium on Applications and the Internet (SAINT'07), Hiroshima, Japan.
- Member, Program Committee, IEEE International Conference on Data Engineering (ICDE'07), Istanbul, Turkey.
- Member, Program Committee, ACM Symposium on Applied Computing (SAC'2007), Seoul, Korea.
- Member, Program Committee, The 3rd International Workshop on Network meets Databases (NetDB'07), Cambridge, MA.
2006
- Member, Program Committee, International Conference on Very Large Data Bases (VLDB'06), Seoul, Korea.
- Member, Program Committee, International Conference on Mobile Data Management (MDM'06), Nara, Japan
- Member, Program Committee, IEEE International Symposium on Applications and the Internet (SAINT'06), Phoenix, AZ.
- Member, Program Committee, ACM Symposium on Applied Computing (SAC'2006), Dijon, France.
2005
- Member, Program Committee, International Conference on management of Data (COMAD'05), Goa, India.
- Member, Program Committee, International Conference on Mobile Data Management (MDM'05), Cyprus.
- Member, Program Committee, IEEE International Symposium on Applications and the Internet (SAINT'05), Trento, Italy.
- Member, Program Committee, IEEE International Conference on Web Services (ICWS'05), Orlando, FL.
- Member, Program Committee, ACM Symposium on Applied Computing (SAC'2005), Santa Fe, New Mexico.
- Member, Program Committee, 4th International Workshop on Databases in Networked Information Systems (DNIS'05), Aizu, Japan.
- Member, Program Committee, 13th ACM International Symposium on Advances in GIS (ACMGIS'05), Bremen, Germany.
- Member, Program Committee, 10th International Conference on Databases for Advanced Applications (DASFAA'05), Beijing, China.
- Member, Program Committee, International IEEE Workshop on Network Meets Databases (NetDB'05), Tokyo, Japan.
- Member, Program Committee, International Conference on Very Large Data Bases: Demonstration Track (VLDB'05), Trondheim, Norway.
- Member, Program Committee, 4th International ACM Workshop on Data Engineering for Wireless and Mobile Access (MobiDE `05), Baltimore, MD.
2004
- Member, Program Committee, 20th IEEE International Conference on Data Engineering (ICDE'2004), Boston, MA, USA.
- Member, Program Committee, International Workshop on Spatio temporal Database Management (STDBM'04), Toronto, Canada.
- Member, Program Committee, ACM Symposium on Principles of Database Systems (PODS'2004), Paris, France.
- Member, Program Committee, ACM Symposium on Applied Computing (SAC'2004), Santa Fe, NM.
- Member, Program Committee, 24th IEEE International Conference on Distributed Computing Systems (ICDCS'2004), Vienna, Austria.
2003
2002
- Vice Chair, Distributed Databases Program Committee, 22nd IEEE International Conference on Distributed Computing Systems (ICDCS'2002), Vienna, Austria.
- Member, Program Committee, 2002 International Database Engineering and Applications Symposium (IDEAS'2002).
- Member, Program Committee, 18th IEEE International Conference on Data Engineering (ICDE'2002), San Jose, CA, USA.
2001
- Member, Program Committee, 7th International Symposium on Spatial and Temporal Databases (SSTD'2001), Redondo Beach, CA, USA.
- Member, Program Committee, International Conference on Very Large Data Bases (VLDB'2001)
- Member, Program Committee, International Conference on Mobile Data Management (MDM'2001)
- Associate Program Chair, ACM International Conference on Management of Data (SIGMOD'2001) ,
2000
- Tutorial Co Chair for the 26th International Conference on Very Large Data Bases (VLDB 2000) , ,
- Member, Program Committee, International Workshop on Data and Networked Information Systems (DNIS'2000)
- Member, Program Committee, IEEE International Conference on Data Engineering (ICDE'2000)
- Member, Program Committee, ACM International Conference on Management of Data (SIGMOD'2000)
- Member, Program Committee, 2nd International Conference on Data Warehouses and Knowledge Discovery (DAWAK'2000)
- Member, Program Committee, 1st International Conference on Multimedia and Expo (ICME'2000)
- Member, Program Committee, 10th International Conference on Management of Data (COMAD'2000)
1999
1998
1997
1996
- Member, Program Committee, International Workshop on Advanced Transaction Models and Architectures (ATMA'96)
- Member, Program Committee, Fourth International Conference on Parallel and Distributed Information Systems (PDIS'96)
- Member, Program Committee, Tenth International Workshop on Distributed Algorithms (WDAG'96)
- Member, Program Committee, The Advances in Parallel and Distributed Systems Conference (APADS'96)
- Member, Program Committee, International Conference on Very Large Data Bases (VLDB'96)
- Member, Program Committee, International Conference on Parallel and Distributed Systems (ICPADS'96)
1995
- Member, Technical advisory Board, Ukiah Software Solutions, Inc., Campbell, CA.
- Member, Technical Advisory Board, Tactica Corporation, Portland, OR.
- Member, Technical Advisory Board, Digital Media International, Santa Barbara, CA.
- Member, Program Committee, ACM Symposium on Principles of Database Systems (PODS'96)
- External Member, Masters Thesis Committee, City University of Hong Kong, Hong Kong Student: Keith Mak; Chair: Professor Man Hon Wong)
- Member, Program Committee, International Conference on Parallel and Distributed Systems
- Member, Program Committee, International Conference on Information Systems and Management of Data
- Member, Program Committee, ACM SIGMOD International Conference on Management of Data
1994
1993
1992
- Member, Program Committee, Twelfth International Conference on Distributed Computing Systems
- Member, Program Committee, Second International Conference on Parallel and Distributed Information Systems
- Member, Program Committee, Second IEEE Workshop on Management of Replicated Data
- Member, Program Committee, Eighth International Conference on Data Engineering
- Member, the NSF Database and Expert Systems Review Panel, the National Science Foundation
1991