285 search results - page 39 / 57 » A New Heuristic for Optimizing Large Queries |
EDBTW
2010
Springer
13 years 6 months ago
2010
Springer
Due to the growing importance of the World Wide Web, archiving it has become crucial for preserving useful source of information. To maintain a web archive up-to-date, crawlers ha...
FCSC
2008
13 years 7 months ago
2008
With the development of World Wide Web (WWW), storage and utilization of web data has become a big challenge for data management research community. Web data are essentially hetero...
SIGMOD
2008
ACM
14 years 7 months ago
2008
ACM
XML database systems are expected to handle increasingly complex queries over increasingly large and highly structured XML databases. An important problem that needs to be solved ...
VLDB
1998
ACM
13 years 11 months ago
1998
ACM
Oracle Materialized Views (MVs) are designed for data warehousing and replication. For data warehousing, MVs based on inner/outer equijoins with optional aggregation, can be refre...
DELOS
2000
13 years 9 months ago
2000
User feedback has proven very successful to query large multimedia databases. Due to the nature of the data representation and the mismatch between mathematical models and human p...