18 search results - page 2 / 4 » On Testing Satisfiability of Tree Pattern Queries |
VLDB
2003
ACM
14 years 5 months ago
2003
ACM
In data applications such as information integration, there can be limited access patterns to relations, i.e., binding patterns require values to be specified for certain attribut...
SIGMOD
2005
ACM
14 years 5 months ago
2005
ACM
A defining characteristic of continuous queries over on-line data streams, possibly bounded by sliding windows, is the potentially infinite and time-evolving nature of their input...
ICDT
2003
ACM
13 years 10 months ago
2003
ACM
We investigate the typechecking problem for XML queries: statically verifying that every answer to a query conforms to a given output schema, for inputs satisfying a given input sc...
PODS
2006
ACM
14 years 5 months ago
2006
ACM
d Abstract] Mikolaj Boja?nczyk Faculty of Mathematics, Informatics and Mechanics Warsaw University Poland Claire David LIAFA Universit?e Paris 7 France Anca Muscholl LIAFA Universi...
KDD
2008
ACM
14 years 5 months ago
2008
ACM
Query suggestion plays an important role in improving the usability of search engines. Although some recently proposed methods can make meaningful query suggestions by mining quer...