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To make full use the large amount of history data about teaching management in university to help make teaching management decision, the teaching management decision support system was constructed. On the basis of the analysis of requirements for teaching management decision, the system with fourtier architecture was designed by comprehensive application of theory and technology of data warehouse,...
View maintenance is an important field in the research of dataware house. This paper provides an online view self-maintenance method based on source view's increment to keep the materialized view consistent with the data source. We use the cooperation between the integrator at warehouse and the monitor at data source to maintenance the view, and the method does not require to query back to data source,...
Set the date range to filter the displayed results. You can set a starting date, ending date or both. You can enter the dates manually or choose them from the calendar.