Many efficient algorithms to compute multidimensional aggregation and Cube for relational OLAP have been developed. However, to our knowledge, there is nothing to date in the lite...
This paper presents VIQING, an environment for expressing queries via direct manipulation of data visualizations. VIQING provides a simple graphical interface for connecting visua...
Chris Olston, Michael Stonebraker, Alexander Aiken...
The development of Internet commercial applications and corporate Intranets around the world, which uses Java as the de facto standard language, is a significant topic in modern S...
Oscar Pastor, Vicente Pelechano, Emilio Insfr&aacu...
Currently the key problems of query optimization are extensibility imposed by object-relational technology, as well as query complexity caused by forthcoming applications, such as...
The paper introduces a model of the Web as an in nite, semistructured set of objects. We reconsider the classical notions of genericity and computability of queries in this new con...