168 search results - page 24 / 34 » Efficient Creation of Statistics over Query Expressions |
SIGMOD
2003
ACM
14 years 7 months ago
2003
ACM
To facilitate queries over semi-structured data, various structural summaries have been proposed. Structural summaries are derived directly from the data and serve as indices for ...
DKE
2008
13 years 7 months ago
2008
Keyword searching while very successful in narrowing down the contents of the Web to the pertaining subset of information, has two primary drawbacks. First, the accuracy of the se...
VLDB
2001
ACM
14 years 4 days ago
2001
ACM
Queries navigate semistructured data via path expressions, and can be accelerated using an index. Our solution encodes paths as strings, and inserts those strings into a special i...
HICSS
2003
IEEE
14 years 1 months ago
2003
IEEE
The Health Level 7 Clinic Document Architecture (CDA) is an XML-based document markup standard that specifies the hierarchical structure and semantics of “clinical documents” ...
SIGMOD
2001
ACM
14 years 7 months ago
2001
ACM
As XML has developed over the past few years, its role has expanded beyond its original domain as a semantics-preserving markup language for online documents, and it is now also t...