– Program Chair: SIGMOD 2023, ICDE 2021
– Diversity Chair: VLDB 20212 and 2021
– Associate Editor: SIGMOD 2021
– Demonstrations: EDBt 2021, SIGMOD 2020
– Workshops: HILDA 2020, WWW 2019, PVLDB 2016
– General Chair: ACM WomENcourage 2019
– Tutorials: ICDE 2019, WWW 2018
– Program Committee: VLDB 2018
– Area chair: SIGMOD 2016
– Best Paper Award Committee Chair: PVLDB 2015
– Sponsor Co-Chair: DSAA 2015
– PC Chair: BDA 2015 (French database conference)
– PC Co-Chair: SIGMOD Industrial 2015
– PC Chair: EDBT 2014
– Track Chair and Co-Chair: SIGMOD Demonstrations 2020, PVLDB 2013, SIGIR 2012, EDBT/ICDT 2012 (Industrial), SIGMOD 2011, EDBT 2011 (Demonstration), SIGMOD 2010 (Undergraduate Research Program), ICDE 2010, WWW 2010, WSDM 2010 (Local), VLDB 2009 (Industrial), SIGMOD 2009 (Tutorial), CIKM 2008 (Database Track), ICDE 2008
– Advisory Committee Member: WWW 2010 workshop on tagging systems
– Workshop Co-Chair: Shonan 2019, Personalized Databases (PersDB) at VLDB 2009, XML database Symposium XSym at VLDB 2006, Workshop on the Web and Databases (WebDB) at SIGMOD 2004
– Seminar Co-Chair: Shonan Seminar on Future of Work 2019, Dagstuhl Seminar on Ranked XML Querying, 2008
– Program Committee Member: SDS 2020, EDBT Demonstrations 2020, HIA 2020, CIDR 2020, CIDR 2019, IEEE Big Data 2019, DBTest 2018, CIKMToT 2017, ECIR 2017, COMAD 2017, KARS 2017, EDBT ToT 2017, ExploreDB 2016, DSAA 2016, EDBT Demo 2016, PVLDB 2015, CIDR 2015, SIGMOD 2014 Travel Award, DanaC 2014, WebDB 2014, PVLDB 2013, WebDB 2013, ICWSM 2013, NeTYS 2013, WebDB 2013, SIGMOD 2013, CIDR 2013, CORIA 2013, WOD 2013, BDA 2012, Workshop on Open Data (WOD 2012), Workshop on Cloud Intelligence (Cloud-I 2012), WWW Tutorial 2012, ICDE Demonstration 2012, ECIR Industrial–2012, COMMPER in conjunction with ICDM 2011, BDA 2011, VLDB Challenges and Vision Track 2011, RecSys 2011, ICWSM 2011, Workshop on User Modeling for Web Applications in conjunction with WSDM 2011, CIDR 2011, VLDB 2011, EDBT 2011, CIKM 2010, AMW 2010, Workshop on Semantic Web and Databases (SWebDB) in conjunction with ICDE 2010, WebDB 2009, Workshop on Information Retrieval and Social Networks IRSN 2009, WebDB 2008, VLDB Industrial 2008, WWW 2008, SIGMOD 2008, RecSys 2008, EDBT 2008, VLDB 2007, ICDE 2007, CIKM 2007, DBPL 2007, Workshop on Personalized Databases PersDB 2007, XSym 2007, SIGMOD 2006, WWW 2006, ICDE 2006, WebDB 2006, VLDB Ph.D. Workshop 2005, VLDB Ph.D. Workshop 2004