686 search results - page 4 / 138 » A query simulation system to illustrate database query execu... |
SIGMOD
2007
ACM
14 years 10 months ago
2007
ACM
We present a system, ConEx, for monitoring query execution in a relational database management system. ConEx offers a unified view of query execution, providing continuous visual ...
EDBT
2006
ACM
14 years 10 months ago
2006
ACM
Skyline queries help users make intelligent decisions over complex data, where different and often conflicting criteria are considered. Current skyline computation methods are rest...
EDBT
2011
ACM
13 years 1 months ago
2011
ACM
A question that database administrators (DBAs) routinely need to answer is how long a batch query workload will take to complete. This question arises, for example, while planning...
EDBT
2010
ACM
14 years 1 months ago
2010
ACM
Recently, there has been growing interest in random sampling from online hidden databases. These databases reside behind form-like web interfaces which allow users to execute sear...
CIDR
2009
13 years 11 months ago
2009
Workloads that comb through vast amounts of data are gaining importance in the sciences. These workloads consist of "needle in a haystack" queries that are long running ...