929 search results - page 57 / 186 » Answering imprecise database queries: a novel approach |
SSDBM
2008
IEEE
14 years 2 months ago
2008
IEEE
We propose an automatic method for modeling a relational database that uses SQL triggers and foreign-keys to efficiently answer positive semantic queries about ground instances for...
ICDE
2010
IEEE
14 years 16 days ago
2010
IEEE
— While planning the execution of report-generation workloads, database administrators often need to know how long different query workloads will take to run. Database systems ru...
ICDE
2007
IEEE
14 years 9 months ago
2007
IEEE
We introduce a novel method of indexing graph databases in order to facilitate subgraph isomorphism and similarity queries. The index is comprised of two major data structures. Th...
ICDT
1995
ACM
13 years 11 months ago
1995
ACM
Partial information in databases can arise when information from several databases is combined. Even if each database is complete for some \world", the combined databases wil...
WWW
2003
ACM
14 years 8 months ago
2003
ACM
For the TREC-style questions, the query terms we get from the original questions are either too brief or often do not contain much relevant information in the corpus. It will be v...