SIGMOD
1998
ACM
13 years 12 months ago
1998
ACM
SIGMOD
1998
ACM
13 years 12 months ago
1998
ACM
DEXA
1998
Springer
13 years 12 months ago
1998
Springer
The object identifier index of an object-oriented database system is typically 20% of the size of the database itself, and for large databases, only a small part of the index fits...
DEXA
1998
Springer
13 years 12 months ago
1998
Springer
Intelligent agents and active databases have a number of common characteristics, the most important of which is that they both execute actions by firing rules upon events occurring...
SIGMOD
1998
ACM
13 years 12 months ago
1998
ACM
Caching has been proposed (and implemented) by OLAP systems in order to reduce response times for multidimensional queries. Previous work on such caching has considered table leve...
DEXA
1998
Springer
13 years 12 months ago
1998
Springer
Abstract. In this paper we examine the problem of indexing time sequences in order to answer inverse queries. An inverse query computes all the time points at which the sequence co...
SIGMOD
1998
ACM
13 years 12 months ago
1998
ACM
Most databases contain “name constants” like course numbers, personal names, and place names that correspond to entities in the real world. Previous work in integration of het...
SIGMOD
1998
ACM
13 years 12 months ago
1998
ACM
Most databases contain “name constants” like course numbers, personal names, and place names that correspond to entities in the real world. Previous work in integration of het...
DEXA
1998
Springer
13 years 12 months ago
1998
Springer
: Semantic similarity between schema elements is greatly influenced by the context in which the elements are defined and compared. This paper emphasizes on the role of context in e...
DEXA
1998
Springer
13 years 12 months ago
1998
Springer
We discuss and prove the correctness of a transaction model for mobile computing. In our transaction model, we incorporate a prewrite operation (before a write) which does not upda...