On conjunctive queries containing inequalities
Journal of the ACM (JACM)
Foundations of deductive databases and logic programming
Decidable optimization problems for database logic programs
STOC '88 Proceedings of the twentieth annual ACM symposium on Theory of computing
Recursive queries and context-free graph grammars
Selected papers of the workshop on Deductive database theory
On the equivalence of recursive and nonrecursive datalog programs
PODS '92 Proceedings of the eleventh ACM SIGACT-SIGMOD-SIGART symposium on Principles of database systems
The complexity of querying indefinite data about linearly ordered domains
PODS '92 Proceedings of the eleventh ACM SIGACT-SIGMOD-SIGART symposium on Principles of database systems
Equivalence of datalog queries is undecidable
Journal of Logic Programming
Undecidable optimization problems for database logic programs
Journal of the ACM (JACM)
Constraint checking with partial information
PODS '94 Proceedings of the thirteenth ACM SIGACT-SIGMOD-SIGART symposium on Principles of database systems
Answering queries using views (extended abstract)
PODS '95 Proceedings of the fourteenth ACM SIGACT-SIGMOD-SIGART symposium on Principles of database systems
A query language and optimization techniques for unstructured data
SIGMOD '96 Proceedings of the 1996 ACM SIGMOD international conference on Management of data
STRUDEL: a Web site management system
SIGMOD '97 Proceedings of the 1997 ACM SIGMOD international conference on Management of data
A query language for a Web-site management system
ACM SIGMOD Record
Deciding containment for queries with complex objects (extended abstract)
PODS '97 Proceedings of the sixteenth ACM SIGACT-SIGMOD-SIGART symposium on Principles of database systems
PODS '97 Proceedings of the sixteenth ACM SIGACT-SIGMOD-SIGART symposium on Principles of database systems
On the decidability of query containment under constraints
PODS '98 Proceedings of the seventeenth ACM SIGACT-SIGMOD-SIGART symposium on Principles of database systems
Catching the boat with Strudel: experiences with a Web-site management system
SIGMOD '98 Proceedings of the 1998 ACM SIGMOD international conference on Management of data
Decidability and undecidability results for boundedness of linear recursive queries
Proceedings of the seventh ACM SIGACT-SIGMOD-SIGART symposium on Principles of database systems
Equivalences Among Relational Expressions with the Union and Difference Operators
Journal of the ACM (JACM)
Foundations of Databases: The Logical Level
Foundations of Databases: The Logical Level
Optimizing Queries with Materialized Views
ICDE '95 Proceedings of the Eleventh International Conference on Data Engineering
Some Positive Results for Boundedness of Multiple Recursive Rules
ICDT '95 Proceedings of the 5th International Conference on Database Theory
Information Integration Using Logical Views
ICDT '97 Proceedings of the 6th International Conference on Database Theory
ICDT '97 Proceedings of the 6th International Conference on Database Theory
Queries Independent of Updates
VLDB '93 Proceedings of the 19th International Conference on Very Large Data Bases
Querying Heterogeneous Information Sources Using Source Descriptions
VLDB '96 Proceedings of the 22th International Conference on Very Large Data Bases
Object Fusion in Mediator Systems
VLDB '96 Proceedings of the 22th International Conference on Very Large Data Bases
Optimal implementation of conjunctive queries in relational data bases
STOC '77 Proceedings of the ninth annual ACM symposium on Theory of computing
Word problems requiring exponential time(Preliminary Report)
STOC '73 Proceedings of the fifth annual ACM symposium on Theory of computing
Rewriting of regular expressions and regular path queries
PODS '99 Proceedings of the eighteenth ACM SIGMOD-SIGACT-SIGART symposium on Principles of database systems
Queries with incomplete answers over semistructured data
PODS '99 Proceedings of the eighteenth ACM SIGMOD-SIGACT-SIGART symposium on Principles of database systems
Query rewriting for semistructured data
SIGMOD '99 Proceedings of the 1999 ACM SIGMOD international conference on Management of data
DTD inference for views of XML data
PODS '00 Proceedings of the nineteenth ACM SIGMOD-SIGACT-SIGART symposium on Principles of database systems
Minimization of tree pattern queries
SIGMOD '01 Proceedings of the 2001 ACM SIGMOD international conference on Management of data
An event-condition-action language for XML
Proceedings of the 11th international conference on World Wide Web
Containment and equivalence for an XPath fragment
Proceedings of the twenty-first ACM SIGMOD-SIGACT-SIGART symposium on Principles of database systems
Data integration: a theoretical perspective
Proceedings of the twenty-first ACM SIGMOD-SIGACT-SIGART symposium on Principles of database systems
Efficient algorithms for minimizing tree pattern queries
Proceedings of the 2002 ACM SIGMOD international conference on Management of data
Information organization and databases
ACM SIGMOD Record
Algebraic Rewritings for Optimizing Regular Path Queries
ICDT '01 Proceedings of the 8th International Conference on Database Theory
Decidable Containment of Recursive Queries
ICDT '03 Proceedings of the 9th International Conference on Database Theory
New Rewritings and Optimizations for Regular Path Queries
ICDT '03 Proceedings of the 9th International Conference on Database Theory
Containment of Conjunctive Queries with Safe Negation
ICDT '03 Proceedings of the 9th International Conference on Database Theory
Managing Schemata for Semistructured Databases Using Constraints
ADBIS-DASFAA '00 Proceedings of the East-European Conference on Advances in Databases and Information Systems Held Jointly with International Conference on Database Systems for Advanced Applications: Current Issues in Databases and Information Systems
On the Equivalence of XML Patterns
CL '00 Proceedings of the First International Conference on Computational Logic
On the Difference between Navigating Semi-structured Data and Querying It
DBPL '99 Revised Papers from the 7th International Workshop on Database Programming Languages: Research Issues in Structured and Semistructured Database Programming
View-Based Query Answering and Query Containment over Semistructured Data
DBPL '01 Revised Papers from the 8th International Workshop on Database Programming Languages
Optimization Properties for Classes of Conjunctive Regular Path Queries
DBPL '01 Revised Papers from the 8th International Workshop on Database Programming Languages
SQL4X: A Flexible Query Language for XML and Relational Databases
DBPL '01 Revised Papers from the 8th International Workshop on Database Programming Languages
Description logics for semantic query optimization in object-oriented database systems
ACM Transactions on Database Systems (TODS)
Tree pattern query minimization
The VLDB Journal — The International Journal on Very Large Data Bases
Declarative specification of Web sites with S
The VLDB Journal — The International Journal on Very Large Data Bases
A two phase optimization technique for XML queries with multiple regular path expressions
Journal of Systems and Software
XML queries and algebra in the Enosys integration platform
Data & Knowledge Engineering - Special issue: Data integration over the Web
Query containment and rewriting using views for regular path queries under constraints
Proceedings of the twenty-second ACM SIGMOD-SIGACT-SIGART symposium on Principles of database systems
Handbook of massive data sets
Algebraic rewritings for optimizing regular path queries
Theoretical Computer Science - Database theory
On the containment of conjunctive queries
Computer Science in Perspective
Containment and equivalence for a fragment of XPath
Journal of the ACM (JACM)
Replacement strategies for XQuery caching systems
Data & Knowledge Engineering - Special issue: WIDM 2002
Decidable containment of recursive queries
Theoretical Computer Science - Database theory
On Simplification of Database Integrity Constraints
Fundamenta Informaticae
On the minimization of Xpath queries
VLDB '03 Proceedings of the 29th international conference on Very large data bases - Volume 29
Containment of nested XML queries
VLDB '04 Proceedings of the Thirtieth international conference on Very large data bases - Volume 30
Structured materialized views for XML queries
VLDB '07 Proceedings of the 33rd international conference on Very large data bases
HCH for checking containment of XPath fragment
Journal of Computer Science and Technology
On Containment of Conjunctive Queries with Negation
ADBIS '09 Proceedings of the 13th East European Conference on Advances in Databases and Information Systems
Processing XML path expressions using XML materialised views
BNCOD'03 Proceedings of the 20th British national conference on Databases
Expressive languages for path queries over graph-structured data
Proceedings of the twenty-ninth ACM SIGMOD-SIGACT-SIGART symposium on Principles of database systems
The impact of virtual views on containment
Proceedings of the VLDB Endowment
Determining relevance of accesses at runtime
Proceedings of the thirtieth ACM SIGMOD-SIGACT-SIGART symposium on Principles of database systems
PADL'06 Proceedings of the 8th international conference on Practical Aspects of Declarative Languages
On the containment problem for queries in conjunctive form with negation
PSI'09 Proceedings of the 7th international Andrei Ershov Memorial conference on Perspectives of Systems Informatics
Query languages for graph databases
ACM SIGMOD Record
The complexity of evaluating path expressions in SPARQL
PODS '12 Proceedings of the 31st symposium on Principles of Database Systems
Regular path queries on graphs with data
Proceedings of the 15th International Conference on Database Theory
Graph Logics with Rational Relations and the Generalized Intersection Problem
LICS '12 Proceedings of the 2012 27th Annual IEEE/ACM Symposium on Logic in Computer Science
On Simplification of Database Integrity Constraints
Fundamenta Informaticae
Expressive Languages for Path Queries over Graph-Structured Data
ACM Transactions on Database Systems (TODS)
Foundations of rule-based query answering
RW'07 Proceedings of the Third international summer school conference on Reasoning Web
Definability problems for graph query languages
Proceedings of the 16th International Conference on Database Theory
Spanners: a formal framework for information extraction
Proceedings of the 32nd symposium on Principles of database systems
Semantic acyclicity on graph databases
Proceedings of the 32nd symposium on Principles of database systems
Proceedings of the 32nd symposium on Principles of database systems
Flag & check: data access with monadically defined queries
Proceedings of the 32nd symposium on Principles of database systems
Expressiveness and static analysis of extended conjunctive regular path queries
Journal of Computer and System Sciences
The complexity of regular expressions and property paths in SPARQL
ACM Transactions on Database Systems (TODS) - Invited papers issue
Computing weight constraint reachability in large networks
The VLDB Journal — The International Journal on Very Large Data Bases
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