MonetDB/DataCell: leveraging the column-store database technology for efficient and scalable stream processing Liarou, E.

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1 UvA-DARE (Digital Academic Repository) MonetDB/DataCell: leveraging the column-store database technology for efficient and scalable stream processing Liarou, E. Link to publication Citation for published version (APA): Liarou, E. (2013). MonetDB/DataCell: leveraging the column-store database technology for efficient and scalable stream processing General rights It is not permitted to download or to forward/distribute the text or part of it without the consent of the author(s) and/or copyright holder(s), other than for strictly personal, individual use, unless the work is under an open content license (like Creative Commons). Disclaimer/Complaints regulations If you believe that digital publication of certain material infringes any of your rights or (privacy) interests, please let the Library know, stating your reasons. In case of a legitimate complaint, the Library will make the material inaccessible and/or remove it from the website. Please Ask the Library: or a letter to: Library of the University of Amsterdam, Secretariat, Singel 425, 1012 WP Amsterdam, The Netherlands. You will be contacted as soon as possible. UvA-DARE is a service provided by the library of the University of Amsterdam ( Download date: 09 Nov 2018

2 CURRICULUM VITAE Education 10/ now PhD candidate CWI Database group, Amsterdam, The Netherlands Supervised by Martin Kersten 9/2004-9/2006 Master in Computer Engineering, 9.67/10 Department of Electronic and Computer Engineering Thesis: Distributed Evaluation of Conjunctive RDF Queries over Distributed Hash Tables, 10/10 Supervised by Manolis Koubarakis Committee: Vasilis Samoladas and Euripides Petrakis 9/1997-6/2003 Diploma in Electronic and Computer Engineering, 7.78/10 Department of Electronic and Computer Engineering Thesis: A Hybrid Peer-to-peer System with a Schema based Routing Strategy, 10/10 Supervised by Manolis Koubarakis Committee: Stavros Christodoulakis and Vasilis Samoladas 173

3 174 CURRICULUM VITAE Employment & Academic Experience 10/ /2012 Junior researcher Database group CWI Amsterdam, The Netherlands 7/ /2010 Research intern IBM T. J. Watson Research Center Automated Component Assembly Middleware, Stream Group New York, USA 09/ /2006 Research assistant in projects EVERGROW and ONTOGRID (EU 6th Framework Programme IST/FET) 9/2003-9/2006 Research assistant Intelligent Systems Laboratory 9/2005-2/2006 Teaching assistant Theory of Computation (Autumn 2005) Publications Refereed Conference Papers (1) Stratos Idreos and Erietta Liarou. dbtouch: Analytics at your Fingertips. In Proceedings of the 7th International Conference on Innovative Data Systems Research (CIDR), Asilomar, California, USA, (2) Erietta Liarou and Stratos Idreos. Too Many Links in the Horizon; What is Next? Linked Views and Linked History. In Proceedings of the 10th International Semantic Web Conference (ISWC), Outrageous Ideas track, Bonn, Germany, October (3) Martin Kersten, Stefan Manegold, Stratos Idreos and Erietta Liarou. The Researcher s Guide to the Data Deluge: Querying a Scientific Database in

4 CURRICULUM VITAE 175 Just a Few Seconds. In Proceedings of the Very Large Databases Endowment (PVLDB) and in the 37th VLDB Conference, Seattle, WA, August Challenges and Visions best paper award. (4) Erietta Liarou, Romulo Goncalves and Stratos Idreos. Exploiting the Power of Relational Databases for E cient Stream Processing. In Proceedings of the 19th International Conference on Extending Database Technology (EDBT), Saint-Petersburg, Russia March 2009 (5) Stratos Idreos, Erietta Liarou and Manolis Koubarakis. Continuous Multi- Way Joins over Distributed Hash Tables. In Proceedings of the 11th International Conference on Extending Database Technology (EDBT), Nantes, France, March 2008 (6) Erietta Liarou, Stratos Idreos and Manolis Koubarakis. Continuous RDF Query Processing over DHTs. In Proceedings of the 6th International Semantic Web Conference (ISWC), Busan, Korea, November 2007 (7) Erietta Liarou, Stratos Idreos and Manolis Koubarakis. Evaluating Conjunctive Triple Pattern Queries over Large Structured Overlay Networks. In Proceedings of the 5th International Semantic Web Conference (ISWC), Athens, Georgia USA, November 2006 Refereed Demo Papers (1) Erietta Liarou, Stratos Idreos, Stefan Manegold, Martin Kersten. MonetDB/DataCell: Online Analytics in a Streaming Column-Store In Proceedings of the 38th International Conference on Very Large Data Bases (PVLDB), Istanbul, Turkey, August 2012 Refereed Workshop Papers (1) Erietta Liarou and Martin Kersten. DataCell: Building a Data Stream Engine on top of a Relational Database Kernel. In Proceedings of the 35th International Conference on Very Large Data Bases (VLDB), PhD workshop, Lyon, France, August 2009 (2) Martin Kersten, Erietta Liarou and Romulo Goncalves. A Query Language for a Data Refinery Cell. In Proceedings of the 2nd International workshop on Event-Driven Architecture, Processing and Systems (EDA- PS), in conjunction with VLDB, Vienna, Austria, September 2007

5 176 CURRICULUM VITAE (3) Erietta Liarou, Stratos Idreos and Manolis Koubarakis. Publish/Subscribe with RDF Data over Large Structured Overlay Networks. In Proceedings of the 3rd International Workshop on Databases, Information Systems and Peer- to-peer Computing (DBISP2P) in conjunction with VLDB, Trondheim, Norway, August 2005 Book Chapters (1) Zoi Kaoudi, Iris Miliaraki, Matoula Magiridou, Erietta Liarou, Stratos Idreos and Manolis Koubarakis. Semantic Grid Resource Discovery using DHTs in Atlas. In Knowledge and Data Management in Grids, Talia Domenico, Bilas Angelos, and Dikaiakos Marios D.(editors), Springer, National Events (1) Participated with the EDBT 2009 paper Exploiting the Power of Relational Databases for E cient Stream Processing in the 8th Hellenic Data Management Symposium, Athens, Greece, July 2009 (2) Participated with the ISWC 2006 paper Evaluating Conjunctive Triple Pattern Queries over Large Structured Overlay Networks in the 6th Hellenic Data Management Symposium, Athens, Greece, July 2007 (3) Participated with the paper DataCell: A column oriented data stream engine in the Dutch-Belgian Database Day, Brussels, Belgium, November 2007 Ongoing Research The following two topics is ongoing research in the context of DataCell, an architecture that extends a column-store DBMS kernel to provide stream processing. (1) Incremental Processing in a Column-store. In this work we investigate how to e ciently support core streaming functionalities such as incremental stream processing and window-based processing within a column-store database architecture for handling large volumes of streaming data.

6 CURRICULUM VITAE 177 (2) Indexing in a Streaming Column-Store. In this work we investigate indexing and multi-query processing opportunities for large volume data streams in column-stores. Honors and Awards (1) VLDB Best Paper Award in Challenges and Visions In 37th International Conference on Very Large Databases (VLDB), Seattle, USA, September By the Computing Community Consortium, USA, 2011 (2) SIGMOD 2012 Travel Award By NSF, SAP and the SIGMOD Executive Committee, 2012 Reviewing Reviewer TKDE Ad Hoc Networks External Reviewer VLDB 2008, 2009, 2010 ICDE 2009, 2010 EDBT 2008 DEBS 2008 SSDBM 2008 WISE 2012