721 search results - page 8 / 145 » Supporting top-k join queries in relational databases |
ICDE
2005
IEEE
15 years 3 months ago
2005
IEEE
Numerous researchers have proposed to use relational databases to store and query XML documents. One important component of such systems is the XML subtree reconstruction, which r...
ADC
2005
Springer
15 years 3 months ago
2005
Springer
Although data stored in XML is of increasing importance, most existing data repositories are still managed by relational database systems. In light of this, recent XML database re...
IDEAS
2005
IEEE
15 years 3 months ago
2005
IEEE
We introduce and study a new class of queries that we refer to as ACMA (arithmetic constraints on multiple attributes) queries. Such combinatorial queries require the simultaneous...
ADC
2009
Springer
15 years 1 months ago
2009
Springer
Efficient XML filtering has been a fundamental technique in recent Web service and XML publish/subscribe applications. In this paper, we consider the problem of filtering a contin...
149
click to vote
SIGMOD
2009
ACM
15 years 9 months ago
2009
ACM
Database outsourcing requires that a query server constructs a proof of result correctness, which can be verified by the client using the data owner's signature. Previous aut...