409 search results - page 35 / 82 » Plan Databases: Model and Algebra |
FMLDO
1990
Springer
15 years 3 months ago
1990
Springer
Object-oriented database systems (ooDBMSs) are supposed to offer at least the functionality available in commercial relational DBMSs of today. One important consequence of this is...
ISCI
2008
14 years 11 months ago
2008
This paper considers the theory of database queries on the complex value data model with external functions. Motivated by concerns regarding query evaluation, we first identify re...
BTW
2005
Springer
15 years 5 months ago
2005
Springer
: Optimizers in modern DBMSs utilize a cost model to choose an efficient query execution plan (QEP) among all possible ones for a given query. The accuracy of the cost estimates de...
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JUCS
2002
14 years 11 months ago
2002
: Managing image data in a database system using metadata has been practiced since the last two decades. However, describing an image fully and adequately with metadata is practica...
PODS
1995
ACM
15 years 3 months ago
1995
ACM
d abstract Marc Andries, Leiden University Luca Cabibbo, University of Romey Jan Paredaens, University of Antwerpz Jan Van den Bussche, INRIAx In the context of object databases...