| Vol-1912 urn:nbn:de:0074-1912-5 Copyright © 2017 for the individual papers by the papers' authors. Copying permitted for private and academic purposes. This volume is published and copyrighted by its editors.

# AMW 2017
Alberto Mendelzon Workshop on Foundations of Data Management and the Web

### Proceedings of the 11th Alberto Mendelzon International Workshop on Foundations of Data Management and the Web

### Montevideo, Uruguay, June 7-9, 2017.

Edited by

### Juan Reutter *
Divesh Srivastava **

* Pontificia Universidad Católica de Chile, Escuela de Ingeniería, Avenida Vicuña Mackenna 4860, Santiago, Chile
** AT&T Labs - Research, AT&T Way, Bedminster, NJ 07921, USA

## Table of Contents

- Preface

### Keynote Talks

- Leave no Valuable Data Behind: the Crazy Ideas and the Business
  Luna Dong
- Querying on Complex Databases by Content and Context – Challenges and Real Applications
  Agma J. M. Traina
- Shannon-type Inequalities for Optimal Query Processing
  Dan Suciu
- Linked Data: Turning Practice into Theory
  Aidan Hogan

### Session 1: New Models and JSON Data

- A Database Framework for Probabilistic Preferences
  Batya Kenig, Benny Kimelfeld, Haoyue Ping, Julia Stoyanovich
- The Ontological Multidimensional Data Model
  Leopoldo Bertossi, Mostafa Milani
- Recent Progress on the Algebra of Modular Systems
  Eugenia Ternovska
- Formalizing MongoDB Queries
  Elena Botoeva, Diego Calvanese, Benjamin Cogrel, Guohui Xiao

### Session 2: Description Logics and Access Restrictions

- Applying Description Logics Extended with Meta-modelling to SNOMED-CT
  Regina Motz, Edelweis Rohrer, Paula Severi
- A First Approach to Belief Dynamics in Complex Social Networks
  Fabio R. Gallo, Gerardo I. Simari, Maria Vanina Martínez, Natalia Abad Santos, Marcelo A. Falappa
- Practical Fixed-Domain Reasoning for Description Logics – Extended Abstract
  Sarah Alice Gaggl, Sebastian Rudolph, Lukas Schweizer
- Towards Approximating Incomplete Queries over Partially Complete Databases (Extended Abstract)
  Ognjen Savković, Evgeny Kharlamov, Werner Nutt, Pierre Senellart
- Querying the Deep Web: Back to the Foundations
  Andrea Calí, Davide Martinenghi, Igor Razgon, Martín Ugarte

### Session 3: Graph Data and SPARQL

- An Initial Analysis of Facebook’s GraphQL Language
  Olaf Hartig, Jorge Pérez
- Foundations of RDF⋆ and SPARQL⋆ (An Alternative Approach to Statement-Level Metadata in RDF)
  Olaf Hartig
- Semantics for Querying Paths in Graph Databases: No-repeated-node or No-repeated-edge?
  Daniel Hernández, Claudio Gutierrez
- The Notion Delegation of Tasks in Linked Data through Agents
  Teófilo Chambilla, Claudio Gutierrez
- A Comparison between Cypher and Conjunctive Queries
  Jaime Castro, Adrián Soto

### Session 4: Networks and Databases

- Strength of Co-authorship Ties in Clusters: A Comparative Analysis
  Michele A. Brandão, Mirella M. Moro
- Tie Strength Persistence and Transformation
  Michele A. Brandão, Pedro O. S. Vaz de Melo, Mirella M. Moro
- Meaningful Keyword Search over Databases with Complex Schema
  Mehdi Kargar, Aijun An, Parke Godfrey, Jaroslaw Szlichta, Xiaohui Yu
- In-Database Factorized Learning
  Hung Q. Ngo, XuanLong Nguyen, Dan Olteanu, Maximilian Schleich
- WIREFRAME: Two-phase, Cost-based Optimization for Conjunctive Regular Path Queries
  Parke Godfrey, Nikolay Yakovets, Zahid Abul-Basher, Mark Chignell

### Session 5: Incompleteness

- On the Codd Semantics of SQL Nulls
  Paolo Guagliardo, Leonid Libkin
- Computing Approximate Certain Answers over Incomplete Databases
  Sergio Greco, Cristian Molinaro, Irina Trubitsyna
- Data Density Assessment using Classification Techniques
  Sergio Pio Alvarez, Adriana Marotta, Libertad Tansini
- A Note on Computing Certain Answers to Queries over Incomplete Databases
  Marcelo Arenas, Elena Botoeva, Egor V. Kostylev, Vladislav Ryzhikov

### Session 6: Data Exchange and Ontology-based Access

- Three Easy Pieces on Schema Mappings for Tree-structured Data
  Claire David, Filip Murlak
- Towards Characterising Data Exchange Solutions in Open and Closed Words (Extended Abstract)
  Henrik Forssell, Evgeny Kharlamov, Evgenij Thorstensen
- Guarded Ontology-Mediated Queries Distributing Over Components
  Pablo Barceló, Gerald Berger, Andreas Pieris
- Function Symbols in Tuple-Generating Dependencies: Expressive Power and Computability
  Georg Gottlob, Reinhard Pichler, Emanuel Sallinger
- Ontology Based Data Access: Where do the Ontologies and Mappings Come From?
  Juan F. Sequeda

2017-08-29: submitted by Juan Reutter, metadata incl. bibliographic data published under Creative Commons CC0
2017-08-29: published on CEUR-WS.org |valid HTML5|