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DBPL
1997
Springer
133views Database» more  DBPL 1997»
14 years 3 months ago
Automatic Verification of Transactions on an Object-Oriented Database
Abstract. In the context of the object-oriented data model, a compiletime approach is given that provides for a significant reduction of the amount of run-time transaction overhead...
David Spelt, Herman Balsters
DBPL
1997
Springer
87views Database» more  DBPL 1997»
14 years 3 months ago
Incremental Recomputation of Recursive Queries with Nested Sets and Aggregate Functions
We examine the power of incremental evaluation systems that use an SQL-like language for maintaining recursively-de ned views. We show that recursive queries such as transitive clo...
Leonid Libkin, Limsoon Wong
DBPL
1997
Springer
90views Database» more  DBPL 1997»
14 years 3 months ago
Implementing Incremental View Maintenance in Nested Data Models
Previous research on materialized views has primarily been in the context of flat relational databases--materialized views defined in terms of one or more flat relations. This pape...
Akira Kawaguchi, Daniel F. Lieuwen, Inderpal Singh...
DBPL
1997
Springer
117views Database» more  DBPL 1997»
14 years 3 months ago
Degrees of Monotonicity of Spatial Transformations
We consider spatial databases that can be defined in terms of polynomial inequalities, and we are interested in monotonic transformations of spatial databases. We investigate a hi...
Bart Kuijpers
DBPL
1997
Springer
94views Database» more  DBPL 1997»
14 years 3 months ago
Querying Multidimensional Databases
Abstract. Multidimensional databases are large collections of data, often historical, used for sophisticated analysis oriented to decision making. This activity is supported by an ...
Luca Cabibbo, Riccardo Torlone
DBPL
1997
Springer
100views Database» more  DBPL 1997»
14 years 3 months ago
VQL: A Query Language for Multiversion Databases
Talel Abdessalem, Geneviève Jomier