115 search results - page 23 / 23 » Predicate Migration: Optimizing Queries with Expensive Predi... |
SSDBM
2003
IEEE
13 years 10 months ago
2003
IEEE
String data is ubiquitous, and its management has taken on particular importance in the past few years. Approximate queries are very important on string data especially for more c...
DAIS
2006
13 years 6 months ago
2006
This paper shows how to build a scalable, robust and efficient distributed Internet-scale RDF repository, that we name PAGE (Put And Get Everywhere). 1 Motivation In the recent yea...
CRYPTO
2009
Springer
13 years 11 months ago
2009
Springer
In the Hidden Number Problem (HNP), the goal is to find a hidden number s, when given p, g and access to an oracle that on query a returns the k most significant bits of s · ga ...
PODS
2003
ACM
14 years 4 months ago
2003
ACM
We consider the view selection problem for XML content based routing: given a network, in which a stream of XML documents is routed and the routing decisions are taken based on re...
XSYM
2004
Springer
13 years 10 months ago
2004
Springer
A key step in the optimization of declarative queries over XML data is estimating the selectivity of path expressions, i.e., the number of elements reached by a specific navigatio...