4397 search results - page 642 / 880 » Relational Algebra Operations |
196
Voted
SIGMOD
2009
ACM
16 years 3 months ago
2009
ACM
We demonstrate the language Ferry and its editing, compilation, and execution environment FerryDeck. Ferry's type system and operations match those of scripting or programmin...
219
Voted
SIGMOD
2008
ACM
16 years 3 months ago
2008
ACM
Orion is a state-of-the-art uncertain database management system with built-in support for probabilistic data as first class data types. In contrast to other uncertain databases, ...
199
Voted
SIGMOD
2008
ACM
16 years 3 months ago
2008
ACM
Tools for generating test queries for databases do not explicitly take into account the actual data in the database. As a consequence, such tools cannot guarantee suitable coverag...
192
Voted
SIGMOD
2005
ACM
16 years 3 months ago
2005
ACM
One of the most common operations in analytic query processing is the application of an aggregate function to the result of a relational join. We describe an algorithm for computi...
146
Voted
SIGMOD
2004
ACM
16 years 3 months ago
2004
ACM
In addition to indexes and materialized views, horizontal and vertical partitioning are important aspects of physical design in a relational database system that significantly imp...