686 search results - page 38 / 138 » A query simulation system to illustrate database query execu... |
SIGMOD
2008
ACM
14 years 11 months ago
2008
ACM
We present HERMES, a prototype system based on a powerful query language for trajectory databases, which enables the support of aggregative Location-Based Services (LBS). The key ...
VLDB
1997
ACM
14 years 2 months ago
1997
ACM
Scheduling query execution plans is a particularly complex problem in hierarchical parallel systems, where each site consists of a collection of local time-shared (e.g., CPU(s) or...
CAISE
2003
Springer
14 years 4 months ago
2003
Springer
This paper describes the design and implementation of an embedded-type XML storage and retrieval system which is built on top of relational databases. The proposed system stores ea...
ICDE
2008
IEEE
15 years 3 days ago
2008
IEEE
In a data stream management system, a continuous query is processed by an execution plan consisting of multiple operators connected via the "consumer-producer" relationsh...
SIGMOD
2011
ACM
13 years 1 months ago
2011
ACM
In a previous paper, we laid out the vision of declarative datadriven coordination (D3C) where users are provided with novel abstractions that enable them to communicate and coord...