Π-web join in a web warehouse

S.S. Bhowmick, S.K. Madria, Wee-Keong Ng, Ee-Peng Lim
Proceedings. 6th International Conference on Advanced Systems for Advanced Applications  
With the enormous amount of data stored in the World Wide Web, it is increasingly important to design and develop powerful web warehousing tools. The key objective of our web warehousing project, called WHOWEDA (Warehouse of Web Data), is to design and implement a web warehouse that materializes and manages useful information from the Web. In this paper, we introduce the concept of -web join in the context of WHOWEDA. -web join operator is a web information manipulation operator to combine
more » ... ant web information residing in two web tables. Informally, it is the combination of web join and web project operators which filter out irrelevant information from a joined web table. In this paper, we show how to construct the -joined web table and its schema. We also highlight the benefits of the -web join operator.
doi:10.1109/dasfaa.1999.765759 dblp:conf/dasfaa/BhowmickMNL99 fatcat:tqti2pols5dcbbmcxnhol3z6oy