1846 search results - page 147 / 370 » Generating query substitutions |
PVLDB
2008
13 years 7 months ago
2008
The number of potentially-related data resources available for querying -- databases, data warehouses, virtual integrated schemas -continues to grow rapidly. Perhaps no area has s...
XIMEP
2004
ACM
14 years 1 months ago
2004
ACM
Most current XQuery implementations require that all XML data reside in memory in one form or another before they start processing the data. This is unacceptable for large XML doc...
DCC
2007
IEEE
14 years 7 months ago
2007
IEEE
Data synopsis is a lossy compressed representation of data stored into databases that helps the query optimizer to speed up the query process, e.g. time to retrieve the data from ...
ICDE
1999
IEEE
14 years 9 months ago
1999
IEEE
We develop a data integration approach for the efficient evaluation of queries over autonomous source databases. The approach is based on some novel applications and extensions of...
EDBT
2010
ACM
14 years 2 months ago
2010
ACM
Although keyword query enables inexperienced users to easily search XML database with no specific knowledge of complex structured query languages or XML data schemas, the ambigui...