Mostrando 6 resultados de: 6
Filtros aplicados
Publisher
Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)(2)
Proceedings - International Conference of the Chilean Computer Science Society, SCCC(2)
International Journal of Computer Mathematics(1)
Journal of the Brazilian Computer Society(1)
Área temáticas
Funcionamiento de bibliotecas y archivos(3)
Programación informática, programas, datos, seguridad(3)
Métodos informáticos especiales(2)
Instrumentos de precisión y otros dispositivos(1)
Sistemas(1)
Origen
scopus(6)
Building databases with information extracted from Web documents
Conference ObjectAbstract: We propose a mechanism to gather information about a user-specified domain from HTML documents and tPalabras claves:Data Analysis, Data Mining, Html, Information analysis, INFORMATION MANAGEMENT, Information resources, Information Retrieval, Object oriented databases, web sites, WORLD WIDE WEBAutores:Gutiérrez A., Regina Motz, Viera D.Fuentes:scopusA formal semantics for sql
ArticleAbstract: For well known reasons, it is very desirable and sometimes imperative to give formal description ofPalabras claves:Formal specification, relational database, SQL, VDMAutores:Meira S., Regina Motz, Tepedino F.Fuentes:scopusDynamic maintenance of an integrated schema
ArticleAbstract: This work presents a schema evolution methodology able to propagate structural and semantic modificaPalabras claves:Autores:Regina MotzFuentes:scopusManaging source schema evolution in Web warehouses
ArticleAbstract: Web Data Warehouses have been introduced to enable the analysis of integrated Web data. One of the mPalabras claves:DATA WAREHOUSES, interoperability, Schema evolution, Web WarehousesAutores:Marotta A., Regina Motz, Ruggia-Frick R.Fuentes:scopusProblems in the maintenance of a federated database schema
Conference ObjectAbstract: We characterize the problem of maintenance of a federated schema to cope with local schema evolutionPalabras claves:Computer science, Database systems, Information technology, Investments, Object oriented databases, Object oriented modeling, Productivity, SocietiesAutores:Regina MotzFuentes:scopusPropagation of structural modifications to an integrated schema
Conference ObjectAbstract: This paper addresses the problem of propagating local structural schema changes to an already acquirPalabras claves:Federated databases, Schema evolution, Schema integrationAutores:Regina MotzFuentes:scopus