ACM Transactions on Database Systems (TODS)
The Verso algebra or how to answer queries with fewer joins
Journal of Computer and System Sciences
On conjunctive queries containing inequalities
Journal of the ACM (JACM)
Principles of database and knowledge-base systems, Vol. I
Principles of database and knowledge-base systems, Vol. I
Multilevel nested relational structures
Journal of Computer and System Sciences
Foundations of deductive databases and logic programming
On a hierarchy of classes for nested databases
Information Processing Letters
Handbook of theoretical computer science (vol. B)
Using powerdomains to generalize relational databases
Theoretical Computer Science
Converting nested algebra expressions into flat algebra expressions
ACM Transactions on Database Systems (TODS)
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
Containment and minimization of positive conjunctive queries in OODB's
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
Normal forms and conservative properties for query languages over collection types
PODS '93 Proceedings of the twelfth ACM SIGACT-SIGMOD-SIGART symposium on Principles of database systems
Semantic representations and query languages for or-sets
PODS '93 Proceedings of the twelfth ACM SIGACT-SIGMOD-SIGART symposium on Principles of database systems
Optimization of real conjunctive queries
PODS '93 Proceedings of the twelfth ACM SIGACT-SIGMOD-SIGART symposium on Principles of database systems
Equivalence of datalog queries is undecidable
Journal of Logic Programming
Query languages and a unifying framework for non-traditional data models
Query languages and a unifying framework for non-traditional data models
Constraint checking with partial information
PODS '94 Proceedings of the thirteenth ACM SIGACT-SIGMOD-SIGART symposium on Principles of database systems
Principles of programming with complex objects and collection types
ICDT '92 Selected papers of the fourth international conference on Database theory
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
The object database standard: ODMG 2.0
The object database standard: ODMG 2.0
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
The power of languages for the manipulation of complex values
The VLDB Journal — The International Journal on Very Large Data Bases
Optimizing Queries with Materialized Views
ICDE '95 Proceedings of the Eleventh International Conference on Data Engineering
Foundations of Aggregation Constraints
PPCP '94 Proceedings of the Second International Workshop on Principles and Practice of Constraint Programming
VLDB '87 Proceedings of the 13th International Conference on Very Large Data Bases
Queries Independent of Updates
VLDB '93 Proceedings of the 19th International Conference on Very Large Data Bases
Including Group-By in Query Optimization
VLDB '94 Proceedings of the 20th International Conference on Very Large Data Bases
Query Optimization by Predicate Move-Around
VLDB '94 Proceedings of the 20th International Conference on Very Large Data Bases
Bounded Fixpoints for Complex Objects
DBLP-4 Proceedings of the Fourth International Workshop on Database Programming Languages - Object Models and Languages
Reasoning with Aggregation Constraints
EDBT '96 Proceedings of the 5th International Conference on Extending Database Technology: Advances in Database Technology
Optimal implementation of conjunctive queries in relational data bases
STOC '77 Proceedings of the ninth annual ACM symposium on Theory of computing
Query containment for conjunctive queries with regular expressions
PODS '98 Proceedings of the seventeenth 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
Complexity of answering queries using materialized views
PODS '98 Proceedings of the seventeenth ACM SIGACT-SIGMOD-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
Minimization of tree pattern queries
SIGMOD '01 Proceedings of the 2001 ACM SIGMOD international conference on Management of data
Data integration: a theoretical perspective
Proceedings of the twenty-first ACM SIGMOD-SIGACT-SIGART symposium on Principles of database systems
Logic-based techniques in data integration
Logic-based artificial intelligence
ACM SIGMOD Record
An Equational Chase for Path-Conjunctive Queries, Constraints, and Views
ICDT '99 Proceedings of the 7th International Conference on Database Theory
Containment of Conjunctive Queries with Safe Negation
ICDT '03 Proceedings of the 9th International Conference on Database Theory
View-Based Query Answering and Query Containment over Semistructured Data
DBPL '01 Revised Papers from the 8th International Workshop on Database Programming Languages
The Constructive Method for Query Containment Checking
DEXA '99 Proceedings of the 10th International Conference on Database and Expert Systems Applications
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
Integrating and customizing heterogeneous e-commerce applications
The VLDB Journal — The International Journal on Very Large Data Bases
On the containment of conjunctive queries
Computer Science in Perspective
Efficient query reformulation in peer data management systems
SIGMOD '04 Proceedings of the 2004 ACM SIGMOD international conference on Management of data
Checking query containment with the CQC method
Data & Knowledge Engineering
Composing, optimizing, and executing plans for bioinformatics web services
The VLDB Journal — The International Journal on Very Large Data Bases
Rewriting nested XML queries using nested views
Proceedings of the 2006 ACM SIGMOD international conference on Management of data
Containment of conjunctive object meta-queries
VLDB '06 Proceedings of the 32nd international conference on Very large data bases
Well-definedness and semantic type-checking for the nested relational calculus
Theoretical Computer Science
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
The NEXT framework for logical XQuery optimization
VLDB '04 Proceedings of the Thirtieth international conference on Very large data bases - Volume 30
Conjunctive query containment and answering under description logic constraints
ACM Transactions on Computational Logic (TOCL)
Type inference for datalog and its application to query optimisation
Proceedings of the twenty-seventh ACM SIGMOD-SIGACT-SIGART symposium on Principles of database systems
Equivalence of nested queries with mixed semantics
Proceedings of the twenty-eighth ACM SIGMOD-SIGACT-SIGART symposium on Principles of database systems
Verification of knowledge bases based on containment checking
Artificial Intelligence
A reuse-based object-oriented framework towards easy formulation of complex queries
ER'00 Proceedings of the 19th international conference on Conceptual modeling
Proceedings of the twenty-ninth ACM SIGMOD-SIGACT-SIGART symposium on Principles of database systems
Semantic query optimization in the presence of types
Proceedings of the twenty-ninth ACM SIGMOD-SIGACT-SIGART symposium on Principles of database systems
Well-definedness and semantic type-checking in the nested relational calculus and XQuery
ICDT'05 Proceedings of the 10th international conference on Database Theory
First-Order patterns for information integration
ICWE'05 Proceedings of the 5th international conference on Web Engineering
A unified framework for heterogeneous patterns
Information Systems
Semantic query optimization in the presence of types
Journal of Computer and System Sciences
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