Carregant...
Carregant...

Vés al contingut (premeu Retorn)

Bases de dades bitemporals

Autor
Martin, C.; Sistac, J.
Tipus d'activitat
Document cientificotècnic
Data
1994-01-01
Codi
LSI-94-13-R
Repositori
http://hdl.handle.net/2117/96804 Obrir en finestra nova
Resum
Time is an essential part of information since it predicates about a constantly evolving real world. In this report, we present what is now considered in the best way to deal with time: mixing transaction time (the time when the information was stored in the database) with valid time (the time when the information is true in the modeled reality). By combining this two times, four types of databases are obtained, which differ in both their capability to support these time concepts and their abili...
Citació
Martin, C., Sistac, J. "Bases de dades bitemporals". 1994.
Paraules clau
Time, Transaction Time, Valid Time, Bitemporal Databases
Grup de recerca
GPLN - Grup de Processament del Llenguatge Natural
TALP - Centre de Tecnologies i Aplicacions del Llenguatge i la Parla

Participants

Arxius