149
Voted
VLDB
15 years 3 months ago
1995 ACM 
Parallel database systems have to support the effective parallelization of complex queries in multi-user mode, i.e. in combination with inter-query/inter-transaction parallelism. ...
122
Voted
VLDB
15 years 3 months ago
1995 ACM 
Efficient processing of aggregation queries is essential for decision support applications. This paper describes a class of query transformations, called eager aggregation and lat...
116
Voted
VLDB
15 years 3 months ago
1995 ACM 
Several recent trends have changed the usage and users of schemas beyond those of a database administrator’s tool for describing database contents. Distribution of computing pow...
115
Voted
VLDB
15 years 3 months ago
1995 ACM 
The spatial join operation is benchmarked using variants of well-known spatial data structures such as the R-tree, R-tree, R+-tree, and the PMR quadtree. The focus is on a spatia...
113
Voted
VLDB
15 years 3 months ago
1995 ACM
We address the problem of finding parallel plans for SQL queries using the two-phase approach of join ordering and query rewrite (JOQR) followed by parallelization. We focus on t...
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