Selected DB group publications

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• Locally Consistent Transformations and Query Answering in Data Exchange [bib]
  Jan 2004.
  M. Arenas, P. Barcelo, R. Fagin, L. Libkin.
  

• Data Sharing and Querying for Peer-to-Peer Data Management Systems [bib] [efile]
  In ICDE/EDBT Ph.D. Workshop 2004, Mar 2004.
  Anastasios Kementsietsidis.
  

• Efficient Incremental Validation of XML Documents [bib] [efile]
  In Proceedings of the 20th International Conference on Data Engineering, Mar 2004.
  D. Barbosa, A.O.Mendelzon, L. Libkin, L.Mignet, M.Arenas.
  

• LIMBO: Scalable Clustering of Categorical Data. [bib] [efile]
  In 9th International Conference on Extending DataBase Technology (EDBT),, pp. 123-146, Mar 2004.
  Periklis Andritsos, Panayiotis Tsaparas, Renée J. Miller, Kenneth C. Sevcik.
  

• Clustering Labeled Data and Cross-Validation for Classificatfion with Few Positives in Yeast [bib]
  Aug 2004.
  M. Trochesset, A. Bonner.
  

• Data Sharing Through Query Translation in Autonomous Sources [bib] [efile]
  In VLDB, pp. 468-479, Sep 2004.
  Anastasios Kementsietsidis, Marcelo Arenas.
  

• Data Exchange: Semantics and Query Answering. [bib] [efile]
  In ICDT, pp. 207-224, Jan 2003.
  R. Fagin, P. G. Kolaitis, R. J. Miller, L. Popa.
  

• Adapting Mappings In Frequently Changing Environments [bib] [efile]
  Tech. Report, CSRG-468, U. of Toronto, Dep. of Computer Science, Feb 2003.
  Y. Velegrakis, R. J. Miller, L. Popa.
  

• Data Mappings in the Hyperion Project. [bib] [efile]
  In ICDE, Mar 2003.
  A. Kementsietsidis, M. Arenas, R. J. Miller.
  

• Scalar Aggregation in Inconsistent Databases [bib] [efile]
  In Theoretical Computer Science, 296 (3), Mar 2003.
  M. Arenas, L. Bertossi, J. Chomicki, X. He, V. Raghavan, J. Spinrad.
  

• The XML Web: a First Study [bib] [efile]
  In WWW, May 2003.
  L. Mignet, D. Barbosa, P. Veltri.
  

• An Information-Theoretic Approach to Normal Forms for Relational and XML Data [bib] [efile]
  In PODS, Jun 2003.
  M. Arenas, L. Libkin.
  

• Concise Description of Structured Sets [bib] [efile]
  In PODS, Jun 2003.
  A. O. Mendelzon, K.en Q. Pu.
  

• Mapping Data in Peer-to-Peer Systems: Semantics and Algorithmic Issues [bib] [efile]
  In SIGMOD, Jun 2003.
  A. Kementsietsidis, M. Arenas, R. J. Miller.
  

• Quantization Techniques for Similarity Search in High-Dimensional Data Spaces [bib] [efile]
  In New Horizons in Information Management, 20th British National Conference on Databases (BNCOD 20), pp. 75-94, Jul 2003.
  C. Garcia-Arellano, K. Sevcik.
  

• Using Categorical Clustering in Schema Discovery. [bib] [efile]
  In IJCAI Workshop on Information Integration on the Web, pp. 211, Aug 2003.
  Periklis Andritsos, Renée J. Miller.
  

• Clustering Categorical Data Based on Information Loss Minimization. [bib]
  In 2nd Hellenic Data Management Symposium (HDMS'03),, Sep 2003.
  Periklis Andritsos, Panayiotis Tsaparas, Renée J. Miller, Kenneth C. Sevcik.
  

• Coordinating Peer Databases Using ECA Rules [bib] [efile]
  In International Workshop on Databases, Information Systems and Peer-to-Peer Computing (DBISP2P), Sep 2003.
  V. Kantere, I. Kiringa, J. Mylopoulos, A. Kementsietsidis, M. Arenas.
  

• Finding ID Attributes in XML Documents [bib] [efile]
  In International XML Database Symposium, pp. 180-194, Sep 2003.
  D. Barbosa, A. O. Mendelzon.
  

• Mapping Adaptation under Evolving Schemas [bib] [efile]
  In VLDB, Sep 2003.
  Y. Velegrakis, R. J. Miller, L. Popa.
  

• On Schema Discovery [bib] [efile]
  In IEEE Data Engineering Bulletin, 26 (3), Sep 2003.
  Renée J. Miller, Periklis Andritsos.
  

• The Hyperion Project: From Data Integration to Data Coordination [bib] [efile]
  In SIGMOD Record, Special Issue on Peer-to-Peer Data Management, Sep 2003.
  M. Arenas, V. Kantere, A. Kementsietsidis, I. Kiringa, R. J. Miller, J. Mylopoulos.
  

• Software Clustering Based on Information Loss Minimization. [bib] [efile]
  In 10th Working Conference on Reverse Engineering (WCRE)., pp. 334-344, Nov 2003.
  Periklis Andritsos, Vassilios Tzerpos.
  

• A Normal Form for XML Documents. [bib] [efile]
  In PODS, pp. 85-96, 2002.
  Marcelo Arenas, Leonid Libkin.
  

• Aggregate Operators in Constraint Query Languages. [bib] [efile]
  In JCSS, 64 (3), 2002.
  Michael Benedikt, Leonid Libkin.
  

• Data Management for Peer-to-Peer Computing : A Vision. [bib] [efile]
  In WebDB, pp. 89-94, 2002.
  Philip A. Bernstein, Fausto Giunchiglia, Anastasios Kementsietsidis, John Mylopoulos, Luciano Serafini, Ilya Zaihrayeu.
  

• Efficient Queries over Web Views. [bib]
  In TKDE, 14 (6), 2002.
  Giansalvatore Mecca, Alberto O. Mendelzon, Paolo Merialdo.
  

• Efficient retrieval of similar shapes. [bib] [efile]
  In VLDB Journal, 11 (1), 2002.
  Davood Rafiei, Alberto O. Mendelzon.
  

• Extensible Information Brokers. [bib] [efile]
  In International Journal on Artificial Intelligence Tools, 11 (1), 2002.
  Jianguo Lu, John Mylopoulos.
  

• Lower bounds for invariant queries in logics with counting. [bib] [efile]
  In TCS, 288 (1), 2002.
  Leonid Libkin, Limsoon Wong.
  

• Maximizing Throughput in Replicated Disk Striping of Variable Bit-Rate Streams. [bib] [efile]
  In USENIX Annual Technical Conference, General Track, pp. 191-204, 2002.
  Stergios V. Anastasiadis, Kenneth C. Sevcik, Michael Stumm.
  

• OLAP Dimension Constraints. [bib] [efile]
  In PODS, pp. 169-179, 2002.
  Carlos A. Hurtado, Alberto O. Mendelzon.
  

• On Verifying Consistency of XML Specifications. [bib] [efile]
  In PODS, pp. 259-270, 2002.
  Marcelo Arenas, Wenfei Fan, Leonid Libkin.
  

• On XML integrity constraints in the presence of DTDs. [bib] [efile]
  In JACM, 49 (3), 2002.
  Wenfei Fan, Leonid Libkin.
  

• Reminiscences on Influential Papers. [bib] [efile]
  In SIGMOD Record, 31 (1), 2002.
  Kenneth A. Ross, Flip Korn, Renée J. Miller, Kaladhar Voruganti.
  

• Similarity Search Over Time Series Data Using Wavelets. [bib] [efile]
  In ICDE, 2002.
  Ivan Popivanov, Renée J. Miller.
  

• Supporting Dimension Updates in an OLAP Server. [bib] [efile]
  In CAiSE, pp. 67-82, 2002.
  Alejandro A. Vaisman, Alberto O. Mendelzon, Walter Ruaro, Sergio G. Cymerman.
  

• ToX, the Toronto XML Server. [bib]
  In DIWeb, pp. 1, 2002.
  Alberto O. Mendelzon.
  

• ToX: The Toronto XML Server. [bib]
  In IDEAS, 2002.
  Alberto O. Mendelzon.
  

• ToXgene: a template-based data generator for XML. [bib] [efile]
  In SIGMOD, pp. 616, 2002.
  Denilson Barbosa, Alberto O. Mendelzon, John Keenleyside, Kelly A. Lyons.
  

• ToXgene: An extensible template-based data generator for XML. [bib] [efile]
  In WebDB, pp. 49-54, 2002.
  Denilson Barbosa, Alberto O. Mendelzon, John Keenleyside, Kelly A. Lyons.
  

• Tree Extension Algebras: Logics, Automata, and Query Languages. [bib] [efile]
  In LICS, pp. 203, 2002.
  Michael Benedikt, Leonid Libkin.
  

• What's Hard about XML Schema Constraints? [bib] [efile]
  In DEXA, pp. 269-278, 2002.
  Marcelo Arenas, Wenfei Fan, Leonid Libkin.
  

• Characterizing the Citation Graph as a Self-Organizing Networked Information Space [bib] [efile]
  In IICS 2002, pp. 97-107, Jun 2002.
  Y. An, J. Janssen, E. Milios.
  

• Translating Web Data [bib] [efile]
  In VLDB, pp. 598-609, Aug 2002.
  L. Popa, Y. Velegrakis, M. Hernandez, R. J. Miller, R. Fagin.
  

• Schema Management [bib] [efile]
  In IEEE Data Engineering Bulletin, Special Issue on Integration Management, Sep 2002.
  P. Andritsos, R. Fagin, A. Fuxman, L. Haas, M. Hernández, H. Ho, A. Kementsietsidis, R. J. Miller, F. Nauman, L. Popa, Y. Velegrakis, C. Vilarem, L. Yan.
  

• A Model-Theoretic Approach to Regular String Relations. [bib]
  In LICS, pp. 431-, 2001.
  Michael Benedikt, Leonid Libkin, Thomas Schwentick, Luc Segoufin.
  

• A Semantic Approach to XML-based Data Integration. [bib] [efile]
  In ER, pp. 117-132, 2001.
  Patricia Rodriguez-Gianolli, John Mylopoulos.
  

• A Temporal Query Language for OLAP: Implementation and a Case Study. [bib] [efile]
  In DBPL, pp. 78-96, 2001.
  Alejandro A. Vaisman, Alberto O. Mendelzon.
  

• Career-Enhancing Services at SIGMOD Online. [bib]
  In SIGMOD Record, 30 (3), 2001.
  Alexandros Labrinidis, Alberto O. Mendelzon.
  

• Clio: A Semi-Automatic Tool For Schema Mapping. [bib] [efile]
  In SIGMOD, 2001.
  Mauricio A. Hernández, Renée J. Miller, Laura M. Haas.
  

• Data-Driven Understanding and Refinement of Schema Mappings. [bib] [efile]
  In SIGMOD, 2001.
  L. Yan, R. J. Miller, L. M. Haas, R. Fagin.
  

• Expressive Power of SQL. [bib]
  In ICDT, pp. 1-21, 2001.
  Leonid Libkin.
  

• Indexing XML Data with ToXin. [bib] [efile]
  In WebDB, pp. 49-54, 2001.
  Flavio Rizzolo, Alberto O. Mendelzon.
  

• Logics capturing local properties. [bib] [efile]
  In TOCL, 2 (1), 2001.
  Leonid Libkin.
  

• Logics with aggregate operators. [bib] [efile]
  In JACM, 48 (4), 2001.
  Lauri Hella, Leonid Libkin, Juha Nurmonen, Limsoon Wong.
  

• Mining for Empty Rectangles in Large Data Sets. [bib] [efile]
  In ICDT, pp. 174-188, 2001.
  Jeff Edmonds, Jarek Gryz, Dongming Liang, Renée J. Miller.
  

• On the orthographic dimension of definable sets. [bib] [efile]
  In Information Processing Letters, 79 (3), 2001.
  Stavros S. Cosmadakis, Gabriel M. Kuper, Leonid Libkin.
  

• On XML Integrity Constraints in the Presence of DTDs. [bib]
  In PODS, 2001.
  Wenfei Fan, Leonid Libkin.
  

• Query Languages for Sequence Databases: Termination and Complexity. [bib] [efile]
  In TKDE, 13 (3), 2001.
  Giansalvatore Mecca, Anthony J. Bonner.
  

• Querying Partially Sound and Complete Data Sources. [bib] [efile]
  In PODS, 2001.
  Alberto O. Mendelzon, George A. Mihaila.
  

• Reasoning about Summarizability in Heterogeneous Multidimensional Schemas. [bib] [efile]
  In ICDT, pp. 375-389, 2001.
  Carlos A. Hurtado, Alberto O. Mendelzon.
  

• Reverse Engineering Meets Data Analysis. [bib] [efile]
  In IWPC, pp. 157-166, 2001.
  Periklis Andritsos, Renée J. Miller.
  

• Semantic Models for Knowledge Management. [bib] [efile]
  In WISE (1), pp. 8-, 2001.
  Raoul Jarvis, Gregory McArthur, John Mylopoulos, Patricia Rodriguez-Gianolli, Shun Zhou.
  

• Server-based smoothing of variable bit-rate streams. [bib] [efile]
  In ACM Multimedia, pp. 147-158, 2001.
  Stergios V. Anastasiadis, Kenneth C. Sevcik, Michael Stumm.
  

• String Operations in Query Languages. [bib]
  In PODS, 2001.
  Michael Benedikt, Leonid Libkin, Thomas Schwentick, Luc Segoufin.
  

• The Clio Project: Managing Heterogeneity. [bib] [efile]
  In SIGMOD Record, 30 (1), 2001.
  R. J. Miller, M. A. Hernández, L. M. Haas, L. Yan, C. T. Howard Ho, R. Fagin, L. Popa.
  

• Toward Web-Based Application Management Systems. [bib] [efile]
  In TKDE, 13 (4), 2001.
  Avigdor Gal, John Mylopoulos.
  

• ToX - the Toronto XML Engine. [bib] [efile]
  In Workshop on Information Integration on the Web, pp. 66-73, 2001.
  Denilson Barbosa, Attila Barta, Alberto O. Mendelzon, George A. Mihaila, Flavio Rizzolo, Patricia Rodriguez-Guianolli.
  

• Uniform integration of genome mapping data using intersection graphs. [bib] [efile]
  In Bioinformatics, 17 (6), 2001.
  Eric Harley, Anthony J. Bonner, Nathan Goodman.
  

• Scalar Aggregation in FD-Inconsistent Databases [bib] [efile]
  In Proceedings of the 8th International Conference on Database Theory (ICDT'01), pp. 39-53, Jan 2001.
  M. Arenas, L. Bertossi, J. Chomicki.
  

• Aggregate Languages for Constraint Databases. [bib]
  In Constraint Databases, pp. 131-154, 2000.
  Jan Chomicki, Leonid Libkin.
  

• Approximate Query Answering in High-Dimensional Data Cubes. [bib] [efile]
  In ACM SIGMOD Workshop on Research Issues in Data Mining and Knowledge Discovery, pp. 31-36, 2000.
  Chris Jermaine, Renée J. Miller.
  

• End-to-end E-commerce Application Development Based on XML Tools. [bib] [efile]
  In IEEE Data Engineering Bulletin, 23 (1), 2000.
  Weidong Kou, David Lauzon, William G. O'Farrell, Teo Loo See, Daniel Wee, Daniel Tan, Kelvin Cheung, Richard Gregory, Kostas Kontogiannis, John Mylopoulos.
  

• Experiments with improved approximate mean value analysis algorithms. [bib]
  In Performance Evaluation, 39 (1-4), 2000.
  Hai Wang, Kenneth C. Sevcik.
  

• Expressive Power: The Finite Case. [bib]
  In Constraint Databases, pp. 55-87, 2000.
  Michael Benedikt, Leonid Libkin.
  

• From Entities and Relationships to Social Actors and Dependencies. [bib]
  In ER, pp. 27-36, 2000.
  John Mylopoulos, Ariel Fuxman, Paolo Giorgini.
  

• Guest Editorial: Databases and the Web. [bib]
  In VLDB Journal, 9 (1), 2000.
  Paolo Atzeni, Alberto O. Mendelzon.
  

• High Dimensional Similarity Joins: Algorithms and Performance Evaluation. [bib] [efile]
  In TKDE, 12 (1), 2000.
  Nick Koudas, Kenneth C. Sevcik.
  

• Introduction. [bib]
  In Constraint Databases, pp. 1-16, 2000.
  Gabriel M. Kuper, Leonid Libkin, Jan Paredaens.
  

• Local properties of query languages. [bib] [efile]
  In TCS, 239 (2), 2000.
  Guozhu Dong, Leonid Libkin, Limsoon Wong.
  

• Logics Capturing Local Properties. [bib]
  In STACS, pp. 217-229, 2000.
  Leonid Libkin.
  

• Logics with counting and local properties. [bib] [efile]
  In TOCL, 1 (1), 2000.
  Leonid Libkin.
  

• Query Safety with Constraints. [bib]
  In Constraint Databases, pp. 109-129, 2000.
  Michael Benedikt, Leonid Libkin.
  

• Querying Sequence Databases with Transducers. [bib] [efile]
  In Acta Informatica, 36 (7), 2000.
  A. J. Bonner, G. Mecca.
  

• Querying Time Series Data Based on Similarity. [bib] [efile]
  In TKDE, 12 (5), 2000.
  Davood Rafiei, Alberto O. Mendelzon.
  

• Reachability and Connectivity Queries in Constraint Databases. [bib]
  In PODS, pp. 104-115, 2000.
  Michael Benedikt, Martin Grohe, Leonid Libkin, Luc Segoufin.
  

• Relational queries over interpreted structures. [bib] [efile]
  In JACM, 47 (4), 2000.
  Michael Benedikt, Leonid Libkin.
  

• Review - Authoritative Sources in a Hyperlinked Environment. [bib]
  In ACM SIGMOD Digital Review, 1, 2000.
  Alberto O. Mendelzon.
  

• Review - XML, Java, and the Future of the Web. [bib]
  In ACM SIGMOD Digital Review, 2, 2000.
  Alberto O. Mendelzon.
  

• Safe Constraint Queries. [bib] [efile]
  In SIAM J. Comput., 29 (5), 2000.
  Michael Benedikt, Leonid Libkin.
  

• Schema Mapping as Query Discovery. [bib] [efile]
  In VLDB, pp. 77-88, 2000.
  Renée J. Miller, Laura M. Haas, Mauricio A. Hernández.
  

• Supporting Distributed Autonomous Information Services Using Coordination. [bib] [efile]
  In IJCIS, 9 (3), 2000.
  Avigdor Gal, John Mylopoulos.
  

• Temporal Queries in OLAP. [bib] [efile]
  In VLDB, pp. 242-253, 2000.
  Alberto O. Mendelzon, Alejandro A. Vaisman.
  

• Towards Extensible Information Brokers Based on XML. [bib] [efile]
  In CAiSE, pp. 32-46, 2000.
  Jianguo Lu, John Mylopoulos, Jamie Ho.
  

• Variable Independence, Quantifier Elimination, and Constraint Representations. [bib]
  In ICALP, pp. 260-271, 2000.
  Leonid Libkin.
  

• What do the Neighbours Think? Computing Web Page Reputations. [bib] [efile]
  In IEEE Data Engineering Bulletin, 23 (3), 2000.
  Alberto O. Mendelzon, Davood Rafiei.
  

• What is this page known for? Computing Web page reputations. [bib] [efile]
  In WWW, 33 (1-6), 2000.
  Davood Rafiei, Alberto O. Mendelzon.
  

• XML and Object Technology. [bib]
  In ECOOP Workshops, pp. 191-202, 2000.
  Barbara Catania, Elena Ferrari, Alon Y. Levy, Alberto O. Mendelzon.
  

• Database Principles Column - Introduction. [bib]
  In SIGMOD Record, 28 (4), 1999.
  Leonid Libkin.
  

• Exact and Approximate Aggregation in Constraint Query. [bib]
  In PODS, pp. 102-113, 1999.
  Michael Benedikt, Leonid Libkin.
  

• Information Services for the Web: Building and Maintaining Domain Models. [bib] [efile]
  In IJCIS, 8 (4), 1999.
  Avigdor Gal, Scott Kerr, John Mylopoulos.
  

• Logics with Aggregate Operators. [bib]
  In LICS, pp. 35-44, 1999.
  Lauri Hella, Leonid Libkin, Juha Nurmonen, Limsoon Wong.
  

• Logics with Counting, Auxiliary Relations, and Lower Bounds for Invariant Queries. [bib]
  In LICS, pp. 316-325, 1999.
  Leonid Libkin.
  

• Maintaining Data Cubes under Dimension Updates. [bib] [efile]
  In ICDE, pp. 346-355, 1999.
  Carlos A. Hurtado, Alberto O. Mendelzon, Alejandro A. Vaisman.
  

• Managing Conflicts Between Rules. [bib] [efile]
  In JCSS, 58 (1), 1999.
  H. V. Jagadish, Alberto O. Mendelzon, Inderpal Singh Mumick.
  

• Modeling Dynamic Domains with ConGolog. [bib] [efile]
  In CAiSE, pp. 365-380, 1999.
  Yves Lesperance, Todd G. Kelley, John Mylopoulos, Eric S. K. Yu.
  

• On the Power of Incremental Evaluation in SQL-Like Languages. [bib]
  In DBPL, pp. 17-30, 1999.
  Leonid Libkin, Limsoon Wong.
  

• Revealing hidden interval graph structure in STS-content data. [bib] [efile]
  In Bioinformatics, 15 (4), 1999.
  E. Harley, A. J. Bonner, N. Goodman.
  

• Review - Rewriting of Regular Expressions and Regular Path Queries. [bib]
  In ACM SIGMOD Digital Review, 1, 1999.
  Alberto O. Mendelzon.
  

• Review - The Theory of Joins in Relational Databases. [bib]
  In ACM SIGMOD Digital Review, 1, 1999.
  Alberto O. Mendelzon.
  

• Some Remarks on Variable Independence, Closure, and Orthographic Dimension in Constraint Databases. [bib] [efile]
  In SIGMOD Record, 28 (4), 1999.
  Leonid Libkin.
  

• Tableau Techniques for Querying Information Sources through Global Schemas. [bib] [efile]
  In ICDT, pp. 332-347, 1999.
  Gösta Grahne, Alberto O. Mendelzon.
  

• Updating OLAP Dimensions. [bib] [efile]
  In DOLAP, pp. 60-66, 1999.
  Carlos A. Hurtado, Alberto O. Mendelzon, Alejandro A. Vaisman.
  

• WebOQL: Restructuring Documents, Databases, and Webs. [bib]
  In TAPOS, 5 (3), 1999.
  Gustavo O. Arocena, Alberto O. Mendelzon.
  

• What you can and cannot say in SQL or proving folk theorems in database theory. [bib]
  In Proc. 15ȿmes JournȨes Bases de DonnȨes AvancȨes, BDA, pp. 425, 1999.
  Leonid Libkin.
  

• Workflow, Transactions, and Datalog. [bib] [efile]
  In PODS, pp. 294-305, 1999.
  Anthony J. Bonner.
  

• A Logic for Programming Database Transactions. [bib] [efile]
  In Logics for Databases and Information Systems, pp. 117-166, 1998.
  Anthony J. Bonner, Michael Kifer.
  

• Database Techniques for the World-Wide Web: A Survey. [bib] [efile]
  In SIGMOD Record, 27 (3), 1998.
  Daniela Florescu, Alon Y. Levy, Alberto O. Mendelzon.
  

• Editorial - Objects, Databases, and the WWW. [bib]
  In TAPOS, 4 (4), 1998.
  Alberto O. Mendelzon.
  

• Efficient Retrieval of Similar Time Sequences Using DFT. [bib] [efile]
  In FODO, pp. 0-, 1998.
  Davood Rafiei, Alberto O. Mendelzon.
  

• Experiments with Improved Approximate Mean Value Analysis Algorithms. [bib] [efile]
  In Computer Performance Evaluation (Tools), pp. 280-291, 1998.
  Hai Wang, Kenneth C. Sevcik.
  

• Formal Models of Web Queries. [bib] [efile]
  In Information Systems, 23 (8), 1998.
  Alberto O. Mendelzon, Tova Milo.
  

• Information Director's Message. [bib]
  In SIGMOD Record, 27 (1), 1998.
  Alberto O. Mendelzon.
  

• Information Modeling in the Time of the Revolution. [bib] [efile]
  In Information Systems, 23 (3-4), 1998.
  John Mylopoulos.
  

• Information Services: Coping with the Information Crisis - Guest Editors' Introduction. [bib]
  In IJCIS, 7 (2-3), 1998.
  Avigdor Gal, John Mylopoulos.
  

• Merging Databases Under Constraints. [bib] [efile]
  In IJCIS, 7 (1), 1998.
  Jinxin Lin, Alberto O. Mendelzon.
  

• Models of Approximation in Databases. [bib] [efile]
  In TCS, 190 (2), 1998.
  Leonid Libkin.
  

• On Counting Logics and Local Properties. [bib] [efile]
  In LICS, pp. 501-512, 1998.
  Leonid Libkin.
  

• Optimal Histograms with Quality Guarantees. [bib] [efile]
  In VLDB, pp. 275-286, 1998.
  H. V. Jagadish, Nick Koudas, S. Muthukrishnan, Viswanath Poosala, Kenneth C. Sevcik, Torsten Suel.
  

• Panel on Next Generation Database Systems Won't Work Without Semantics! [bib] [efile]
  In SIGMOD, pp. 497, 1998.
  John Mylopoulos.
  

• Processor Saving Scheduling Policies for Multiprocessor Systems. [bib] [efile]
  In IEEE Transactions on Computers, 47 (2), 1998.
  Emilia Rosti, Evgenia Smirni, Lawrence W. Dowdy, Giuseppe Serazzi, Kenneth C. Sevcik.
  

• Query Languages for the Web. [bib]
  In QL, 1998.
  Gustavo O. Arocena, Alberto O. Mendelzon, George A. Mihaila.
  

• Relational Expressive Power of Constraint Query Languages. [bib] [efile]
  In JACM, 45 (1), 1998.
  Michael Benedikt, Guozhu Dong, Leonid Libkin, Limsoon Wong.
  

• Results on Reasoning about Updates in Transaction Logic. [bib] [efile]
  In Transactions and Change in Logic Databases, pp. 166-196, 1998.
  Anthony J. Bonner, Michael Kifer.
  

• Sequences, Datalog, and Transducers. [bib] [efile]
  In JCSS, 57 (3), 1998.
  A. J. Bonner, G. Mecca.
  

• The State of Change: A Survey. [bib] [efile]
  In Transactions and Change in Logic Databases, pp. 1-36, 1998.
  Anthony J. Bonner, Michael Kifer.
  

• The Web is not a Database. [bib] [efile]
  In Workshop on Web Information and Data Management, pp. 0-, 1998.
  Alberto O. Mendelzon.
  

• Unary Quantifiers, Transitive Closure, and Relations of Large Degree. [bib]
  In STACS, pp. 183-193, 1998.
  Leonid Libkin, Limsoon Wong.
  

• Using Schematically Heterogeneous Structures. [bib] [efile]
  In SIGMOD, pp. 189-200, 1998.
  Renée J. Miller.
  

• Verifiable Properties of Database Transactions. [bib] [efile]
  In Information and Computation, 147 (1), 1998.
  Michael Benedikt, Timothy Griffin, Leonid Libkin.
  

• Viewing WISs as Database Applications. [bib] [efile]
  In CACM, 41 (7), 1998.
  Gustavo O. Arocena, Alberto O. Mendelzon.
  

• WebDB '98: International Workshop on the Web and Databases. [bib]
  In SIGMOD Record, 27 (3), 1998.
  Paolo Atzeni, Alberto O. Mendelzon.
  

• WWW and the Internet - Did We Miss the Boat? (Panel). [bib]
  In ICDE, pp. 74, 1998.
  Michael Rabinovich, C. Mic Bowman, Hector Garcia-Molina, Alon Y. Levy, Susan Malaika, Alberto O. Mendelzon.