1500 search results - page 175 / 300 » Query Optimization in Database Grid |
SSDBM
2010
IEEE
13 years 7 months ago
2010
IEEE
Skyline queries have attracted considerable attention over the last few years, mainly due to their ability to return interesting objects without the need for user-defined scoring f...
SIGMOD
2009
ACM
14 years 9 months ago
2009
ACM
SQL tuning--the attempt to improve a poorly-performing execution plan produced by the database query optimizer-is a critical aspect of database performance tuning. Ironically, as ...
IMTCI
2004
Springer
14 years 2 months ago
2004
Springer
We present a new approach to the grid technology that is based on updateable views. Views are used in two ways: (1) as wrappers of local servers that adopt local schemata to the fe...
EDBT
2010
ACM
13 years 11 months ago
2010
ACM
One of the most challenging tasks for the database administrator is to physically design the database to attain optimal performance for a given workload. Physical design is hard b...
AMW
2009
13 years 10 months ago
2009
Abstract. The chase procedure, an algorithm proposed 25+ years ago to fix constraint violations in database instances, has been successfully applied in a variety of contexts, such ...