146 search results - page 19 / 30 » Querying Incomplete Information in Semistructured Data |
PLDI
2004
ACM
14 years 27 days ago
2004
ACM
Regular path queries are a way of declaratively expressing queries on graphs as regular-expression-like patterns that are matched against paths in the graph. There are two kinds o...
BTW
2005
Springer
14 years 1 months ago
2005
Springer
: With the increasing popularity of semi-structured documents (particularly in the form of XML) for knowledge management, it is important to create tools that use the additional in...
RSFDGRC
2005
Springer
14 years 29 days ago
2005
Springer
The paper concerns failing queries in incomplete Distributed Autonomous Information Systems (DAIS) based on attributes which are hierarchical and which semantics at different site...
INEX
2004
Springer
14 years 25 days ago
2004
Springer
The INEX query languages allow the extraction of fragments from selected documents. This power is not much used in INEX queries. The paper suggests reasons why, and considers which...
PVLDB
2008
13 years 7 months ago
2008
This paper studies, for the first time, the management of type information for an important class of semi-structured data: nested DAGs (Directed Acyclic Graphs) that describe exec...