ICDT
1997
ACM
14 years 4 months ago
1997
ACM
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...
ICDT
1997
ACM
14 years 4 months ago
1997
ACM
ICDT
1997
ACM
14 years 4 months ago
1997
ACM
Abstract. The goal of this paper is to study tractable iteration mechanisms for bags. The presence of duplicates in bags prevents iteration mechanisms developed in the context of s...