A simplied universal relation assumption and its properties
ACM Transactions on Database Systems (TODS)
Extending the database relational model to capture more meaning
ACM Transactions on Database Systems (TODS)
On the Equivalence of Database Models
Journal of the ACM (JACM)
Can we use the universal instance assumption without using nulls?
SIGMOD '81 Proceedings of the 1981 ACM SIGMOD international conference on Management of data
Specifying connections for a universal relation scheme database
SIGMOD '82 Proceedings of the 1982 ACM SIGMOD international conference on Management of data
Toward logical data independence: a relational query language without relations
SIGMOD '82 Proceedings of the 1982 ACM SIGMOD international conference on Management of data
Assumptions in relational database theory
PODS '82 Proceedings of the 1st ACM SIGACT-SIGMOD symposium on Principles of database systems
Compatible attributes in a universal relation
PODS '82 Proceedings of the 1st ACM SIGACT-SIGMOD symposium on Principles of database systems
Testing containment of conjunctive queries under functional and inclusion dependencies
PODS '82 Proceedings of the 1st ACM SIGACT-SIGMOD symposium on Principles of database systems
Inclusion dependencies and their interaction with functional dependencies
PODS '82 Proceedings of the 1st ACM SIGACT-SIGMOD symposium on Principles of database systems
Reflections on Boyce-Codd Normal Form
VLDB '82 Proceedings of the 8th International Conference on Very Large Data Bases
Equational theories and database constraints
STOC '85 Proceedings of the seventeenth annual ACM symposium on Theory of computing
Abstraction in query processing
Journal of the ACM (JACM)
The implication problem for inclusion dependencies: a graph approach
ACM SIGMOD Record
Functional and inclusion dependencies a graph theoretic approach
PODS '84 Proceedings of the 3rd ACM SIGACT-SIGMOD symposium on Principles of database systems
Implication and Referential Constraints: A New Formal Reasoning
IEEE Transactions on Knowledge and Data Engineering
On the Properties of Extended Inclusion Dependencies
VLDB '86 Proceedings of the 12th International Conference on Very Large Data Bases
Incremental Reorganization of Relational Databases
VLDB '87 Proceedings of the 13th International Conference on Very Large Data Bases
LAURA: A Formal Data Model and her Logical Design Methodology
VLDB '83 Proceedings of the 9th International Conference on Very Large Data Bases
Database repairing using updates
ACM Transactions on Database Systems (TODS)
Equivalence of queries combining set and bag-set semantics
Proceedings of the twenty-fifth ACM SIGMOD-SIGACT-SIGART symposium on Principles of database systems
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The power of the relational model with inclusion dependencies is compared with that of the universal instance model. A characterization of allowable sets of inclusion dependencies is made, the relational and universal instance models are proved equivalent given this restriction.