SIGMOD
2009
ACM
14 years 12 months ago
2009
ACM
Schema evolution poses serious challenges in historical data management. Traditionally historical data have been archived either by (i) migrating them into the current schema vers...
SIGMOD
2009
ACM
14 years 12 months ago
2009
ACM
Wikipedia is an example of the large, collaborative, semi-structured data sets emerging on the Web. Typically, before these data sets can be used, they must transformed into struc...
SIGMOD
2009
ACM
14 years 12 months ago
2009
ACM
When a database query has a large number of results, the user can only be shown one page of results at a time. One popular approach is to rank results such that the "best&quo...
SIGMOD
2009
ACM
14 years 12 months ago
2009
ACM
This paper addresses the problem of monitoring the k nearest neighbors to a dynamically changing path in road networks. Given a destination where a user is going to, this new quer...
SIGMOD
2009
ACM
14 years 12 months ago
2009
ACM
In this paper we present a method for reasoning about privacy using the concepts of exchangeability and deFinetti's theorem. We illustrate the usefulness of this technique by...
SIGMOD
2009
ACM
14 years 12 months ago
2009
ACM
The skyline of a d-dimensional dataset consists of all points not dominated by others. The incorporation of the skyline operator into practical database systems necessitates an ef...
SIGMOD
2009
ACM
14 years 12 months ago
2009
ACM
With the proliferation of the RDF data format, engines for RDF query processing are faced with very large graphs that contain hundreds of millions of RDF triples. This paper addre...
SIGMOD
2009
ACM
14 years 12 months ago
2009
ACM
This tutorial presents an overview of the data management issues faced by computer games today. While many games do not use databases directly, they still have to process large am...
SIGMOD
2009
ACM
14 years 12 months ago
2009
ACM
Synchronous transactional logging is the central mechanism for ensuring data persistency and recoverability in database systems. Unfortunately, magnetic disks are ill-suited for t...
SIGMOD
2009
ACM
14 years 12 months ago
2009
ACM
Existing keyword-search systems in relational databases require users to submit a complete query to compute answers. Often users feel "left in the dark" when they have l...