492 search results - page 82 / 99 » Computing aggregations in database query languages |
DAWAK
2007
Springer
14 years 4 months ago
2007
Springer
Several business applications such as marketing basket analysis, clickstream analysis, fraud detection and churning migration analysis demand gradient data analysis. By employing g...
BIRTHDAY
1992
Springer
14 years 1 months ago
1992
Springer
A context-free grammar is a single-tree grammar (STG) if every nonterminal symbol has at most one production rule whose right hand side contains nonterminal symbols. Various prope...
WWW
2003
ACM
14 years 10 months ago
2003
ACM
This paper focuses on the optimization of the navigation through voluminous subsumption hierarchies of topics employed by Portal Catalogs like Netscape Open Directory (ODP). We ad...
EDBT
2010
ACM
13 years 12 months ago
2010
ACM
Users who are unfamiliar with database query languages can search XML data sets using keyword queries. Current approaches for supporting such queries are either for textcentric XM...
SIGMOD
2010
ACM
14 years 2 months ago
2010
ACM
To take full advantage of the parallelism offered by a multicore machine, one must write parallel code. Writing parallel code is difficult. Even when one writes correct code, the...