1042 search results - page 89 / 209 » Constraint Databases, Data Structures and Efficient Query Ev... |
VLDB
1990
ACM
14 years 1 months ago
1990
ACM
In previous papers we have proposed a graphical query language for expressing traversal recursions in labelled, directed graphs. A fundamental feature of the language is the use o...
ARTMED
2006
13 years 9 months ago
2006
Objective. In this article, we propose new methods to visualize and reason about spatiotemporal epidemiological data. Background. Efficient computerized reasoning about epidemics ...
VLDB
2005
ACM
14 years 2 months ago
2005
ACM
We study XML stream-specific schema-based optimization. We assume a widely-adopted automata-based execution model for XQuery evaluation. Criteria are established regarding what s...
SSD
2001
Springer
14 years 1 months ago
2001
Springer
Intervals represent a fundamental data type for temporal, scientific, and spatial databases where time stamps and point data are extended to time spans and range data, respectively...
OTM
2005
Springer
14 years 2 months ago
2005
Springer
The strong dynamics of peer-to-peer networks, coupled with the diversity of peer vocabularies, makes query processing in peer database systems a very challenging task. In this pape...