• Demo “Sherlock: A System for Interactive Summarization of Large Text Collections” accepted to VLDB 2018
  • Paper “OLTPShare –  The Case for Sharing in OLTP Workloads” accepted to VLDB 2018
  • Demo “DBPal: A Learned NL-Interface for Databases” accepted to SIGMOD 2018
  • Wokshop paper “Boosting Scalable Data Analytics with Modern Programmable Networks” (DAMON) accepted to SIGMOD 2018
  • Workshop paper “Evaluating Visual Data Analysis Systems: A Discussion Report” (HILDA) accepted to SIGMOD 2018
  • Workshop paper “Democratizing Data Science through Interactive Curation of ML Pipelines” (DEEM) accepted to SIGMOD 2018
  • Paper “Deep Interactive Data Exploration” accepted to SysML 2018
  • Paper “Towards Interactive Curation and Automatic Tuning of ML Pipelines” accepted to SysML 2018


  • Research Paper “The End of a Myth: Distributed Transactions Can Scale” accepted to VLDB 2017
  • Vision Paper “Towards a Benchmark for Interactive Data Exploration” accepted to Data Engineering Bulletin (Special Issue on Human-in-the-loop Data Management)
  • Two Research Papers “IncMap: A Journey towards Ontology-based Data Integration” and “Spotlytics: How to Use Cloud Market Places for Analytics?” accepted to BTW 2017
  • Research Paper “RODI: Benchmarking Relational-to-Ontology Mapping Generation Quality” accepted to Semantic Web journals’ special issue on Data Quality Management of Semantic Web Assets
  • I am co-organizing the HILDA 2017 (Human-in-the-loop Data Analytics) Workshop at SIGMOD with Joe Hellerstein and Aditya Parameswaran
  • Research Paper “Revisiting Reuse in Main Memory Database Systems” accepted to SIGMOD 2017
  • Brown’s Data Science Initiative has launched which includes a new Master’s Program
  • Research Paper “Towards Sustainable Insights” accepted to CIDR 2017


  • Talk “End of a Myth: Distributed Transactions can Scale” accepted to NENS 2016
  • Two Research Papers “The Case for Interactive Data Exploration Accelerators (IDEAs)” and “Fast Indexes for Interactive Data Exploration” accepted to HILDASIGMOD 2016
  • Demo Paper “Making the case for Query-by-Voice with EchoQuery”  accepted to SIGMOD 2016
  • Vision Paper “The End of Slow Networks: It’s Time for a Redesign” accepted to VLDB 2016
  • Research Paper “Making Distributed Transactions Scale” accepted to NeDBDay 2016
  • Research Paper “Estimating the Impact of Unknown Unknowns on Aggregate Query Results” accepted to SIGMOD 2016
  • I am co-organizing the HILDA (Human-in-the-loop Data Analytics) Workshop at SIGMOD 2016 with Alan Fekete and Arnab Nandi


  • Demo Paper “Vizdom: Interactive Analytics through Pen and Touch” received Best Demo Award at VLDB 2015
  • Tim Kraska, Andy van Dam, And Carsten Binnig Win A Google Faculty Research Award
  • Research Paper “An Architecture for Compiling UDF-centric Workflows” accepted to VLDB 2015
  • Demo Paper “Vizdom: Interactive Analytics through Pen and Touch” accepted to VLDB 2015
  • Research Paper “RODI: A Benchmark for Automatic Mapping Generation in Relational-to-Ontology Data Integration” has been accepted to ESWC 2015
  • Research Paper “Cost-based Fault-tolerance for Parallel Data Processing” has been accepted to SIGMOD 2015
  • Research Paper “I-Store: Data Management for Fast Networks” has been accepted to Nedbday 2015
  • Research Paper “Spotgres – Parallel Data Analytics on Spot Instances” has been accepted to CloudDM2015 (ICDE 2015)
  • Research Paper “Locality-aware Partitioning Design in Parallel Database Systems” was accepted to SIGMOD 2015


  • Research Paper “XDB – A novel Database Architecture for Data Analytics as a Service” received Best Paper Award at IEEE Big Data 2014
  • Demo Paper “DoomDB – Kill the Query” received Best Demo Award at SIGMOD 2014
    Research Paper “Distributed Snapshot Isolation – Global Transactions Pay Globally, Local Transactions Pay Locally” was accepted for publication in The VLDB Journal
  • Research Paper “XDB – A novel Database Architecture for Data Analytics as a Service” was accepted to IEEE Big Data 2014
  • Research Paper “How to Best Find a Partner? An Evaluation of Editing Approaches to Construct R2RML Mappings” was accepted to ESWC 2014
  • Demo Paper “DoomDB – Kill the Query” was accepted to SIGMOD 2014


  • Summer School “Big Data”: July 15 – July 26, 2013. UOIT, Oshawa, Canada
    Invited Talk at the Database Systems Event (University of Toronto)
  • Member of PC (TTC 2013): Workshop at ISTA Conference 2013
  • Member of PC (APCloud 2012): IEEE Asia Pacific Cloud Computing Congress (
  • Member of Industrial PC (ICDE 2013): IEEE International Conference on Data Engineering (http://www.
  • Member of PC (BTW 2013): 15. GI-Fachtagung Datenbanksysteme für Business, Technologie und Web (


  • Invited Talk: Distributed Snapshot Isolation. Database Seminar, University of Waterloo
  • Summer School “Cloud Computing”: July 16 – July 27, 2012. UOIT, Oshawa, Canada
    DBTest 2012: List of accepted papers is available (
  • Two open PhD positions (together with SAP and University of Mannheim):
  • Commit-Mannheim has opened: Combined Master- and PhD-programm for students available (
  • Paper accepted at DanaC 2012 (EDBT workshop 2012): FunSQL – it is time to make SQL functional
  • Member of PC (DBTest 2012): Fifth International Workshop on Testing Database Systems (


  • Invited Talk: November 17, 2011: Scalable Distributed Snapshot Isolation. Herbsttreffen der GI-Fachgruppe Datenbanksysteme (
  • Invited Talk: July 5, 2011: FunSQL – It is time to make SQL functional. Database Seminar, University of Toronto (
  • Summer School “Cloud Computing”: June 22 – July 07, 2011. UOIT, Oshawa, Canada