1394 search results - page 22 / 279 » Executing Nested Queries |
104
Voted
CAV
2009
Springer
16 years 3 months ago
2009
Springer
Abstract. We study the problem of determining, given a run of a concurrent program, whether there is any alternate execution of it that violates atomicity, where atomicity is defin...
110
Voted
WEBDB
2009
Springer
15 years 9 months ago
2009
Springer
The question whether a given set of views, defined by queries, can be used to answer another query, arises in several contexts such as query optimization, data integration and se...
243
Voted
Publication
This paper presents the Scalable On-Line Execution algorithm (SOLE, for short) for continuous and on-line evaluation of concurrent continuous spatio- temporal queries over data str...
132
Voted
CIDR
2009
15 years 3 months ago
2009
In database query processing, actual run-time conditions (e.g., actual selectivities and actual available memory) very often differ from compile-time expectations of run-time cond...
108
Voted
SSDBM
2000
IEEE
15 years 7 months ago
2000
IEEE
In implementations of non-standard database systems, large objects are often embedded within an aggregate of different types, i.e. a tuple. For a given size and access probabilit...