Efficient processing of aggregation queries is essential for decision support applications. This paper describes a class of query transformations, called eager aggregation and lat...
Object-oriented and object-relational databases(OODB) need to be able to load the vast quantities of data that OODB users bring to them. Loading OODB datais significantly more com...
Semi-structured documents (e.g. journal art,icles, electronic mail, television programs, mail order catalogs, ...) a.re often not explicitly typed; the only available t,ype inform...
We follow the stack-baaed approach to query languages which is a new formal and intellectual paradigm for integrating querying and programming for object-oriented databases. Queri...
Kazimierz Subieta, Yahiko Kambayashi, Jacek Leszcz...
The paper presents (i) two similarity based methods for retrieval of pictures using indices on spatial relationships; (ii) efficient algorithms for the deduction and reduction of ...
A. Prasad Sistla, Clement T. Yu, Chengwen Liu, Kin...