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Grant E. Weddell

Papers on DiSC'02


On Decidability and Complexity of Description Logics with Uniqueness Constraints

Publications


Note: Links lead to the DBLP on the Web.

Grant E. Weddell

16 David Toman , Grant E. Weddell: Query Processing in Embedded Control Programs. Databases in Telecommunications 2001 : 68-87

15 David Toman , Grant E. Weddell: On Attributes, Roles, and Dependencies in Description Logics and the Ackermann Case of the Decision Problem. Description Logics 2001

14 Vitaliy L. Khizder , David Toman , Grant E. Weddell: On Decidability and Complexity of Description Logics with Uniqueness Constraints. ICDT 2001 : 54-67

13 Vitaliy L. Khizder , David Toman , Grant E. Weddell: Reasoning about Duplicate Elimination with Description Logic. Computational Logic 2000 : 1017-1032

12 Vitaliy L. Khizder , David Toman , Grant E. Weddell: On Decidability and Complexity of Description Logics with Uniqueness Constraints. Description Logics 2000 : 193-202

11 Alexander Borgida , Grant E. Weddell: Adding Uniqueness Constraints to Description Logics (Preliminary Report). DOOD 1997 : 85-102

10 Minoru Ito , Grant E. Weddell: Implication Problems for Functional Constraints on Databases Supporting Complex Objects. JCSS 50 (1): 165-187 (1995)

9 Minoru Ito , Grant E. Weddell: Implication Problems for Functional Constraints on Databases Supporting Complex Objects. JCSS 49 (3): 726-768 (1994)

8 Martin F. van Bommel , Grant E. Weddell: Reasoning About Equations and Functional Dependencies on Complex Objects. TKDE 6 (3): 455-469 (1994)

7 Neil Coburn , Grant E. Weddell: A Logic for Rule-Based Query Optimization in Graph-Based Data Models. DOOD 1993 : 120-145

6 Grant E. Weddell: Reasoning about Functional Dependencies Generalized for Semantic Data Models. TODS 17 (1): 32-64 (1992)

5 Neil Coburn , Grant E. Weddell: Path Constraints for Graph-Based Data Models: Towards a Unified Theory of Typing Constraints, Equations, and Functional Dependencies. DOOD 1991 : 312-331

4 Grant E. Weddell, Neil Coburn : A Theory of Specialization Constraints for Complex Objects. ICDT 1990 : 229-244

3 William Pugh , Grant E. Weddell: Two-Directional Record Layout for Multiple Inheritance. PLDI 1990 : 85-91

2 Grant E. Weddell: A Theory of Functional Dependencies for Object-Oriented Data Models. DOOD 1989 : 165-184

1 Grant E. Weddell: Selection of Indexes to Memory-Resident Entities for Semantic Data Models. TKDE 1 (2): 274-284 (1989)




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