181 search results - page 4 / 37 » Distributed Query Optimization in the Stack-Based Approach |
CIDR
2007
13 years 9 months ago
2007
We present a “black-box” approach to estimating query cardinality that has no knowledge of query execution plans and data distribution, yet provides accurate estimates. It doe...
SIGMOD
2012
ACM
11 years 10 months ago
2012
ACM
Query substitution is an important problem in information retrieval. Much work focuses on how to find substitutes for any given query. In this paper, we study how to efficiently ...
ICDCS
2007
IEEE
14 years 1 months ago
2007
IEEE
When there are multiple queries posed to the resourceconstrained wireless sensor network, it is critical to process them efficiently. In this paper, we propose a Two-Tier Multipl...
BIRTHDAY
2010
Springer
13 years 7 months ago
2010
Springer
Abstract. Current peer-to-peer (p2p) systems place the burden of application-level query execution on the application developer. Not only do application developers lack the experti...
SSDBM
2009
IEEE
14 years 2 months ago
2009
IEEE
We present a novel sensor network query processing architecture that (a) covers all the query optimization phases that are required to map a declarative query to executable code; ...