254 search results - page 31 / 51 » Schema-conscious XML indexing |
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 ...
ICDE
2009
IEEE
14 years 9 months ago
2009
IEEE
Due to the structural heterogeneity of XML, queries are often interpreted approximately. This is achieved by relaxing the query and ranking the results based on their relevance to ...
CIKM
2005
Springer
14 years 1 months ago
2005
Springer
Document-centric XML is a mixture of text and structure. With the increased availability of document-centric XML content comes a need for query facilities in which both structural...
KAIS
2006
13 years 7 months ago
2006
XML has already become the de facto standard for specifying and exchanging data on the Web. However, XML is by nature verbose and thus XML documents are usually large in size, a fa...
ICDE
2007
IEEE
14 years 8 months ago
2007
IEEE
Estimating the selectivity of queries is a crucial problem in database systems. Virtually all database systems rely on the use of selectivity estimates to choose amongst the many ...