View 1 data integration2 query mediation3 virtual integration4 heterogeneous data5 globalasview6 localasview7 query reformulation8 data qualitytext PowerPoint (PPT) presentations online in SlideServe. SlideServe has a very huge collection of 1 data integration2 query mediation3 virtual integration4 heterogeneous data5 globalasview6 localasview7 query reformulation8 data qualitytext PowerPoint presentations. You can view or download 1 data integration2 query mediation3 virtual integration4 heterogeneous data5 globalasview6 localasview7 query reformulation8 data qualitytext presentations for your school assignment or business presentation. Browse for the presentations on every topic that you want.