Hi friends Qlik professionals can any one help on my Issue.we do store data for each Year in QVD.Let 2013.qvd,2014.qvd contains each 12 months of data.my problem is need to fetch past 12 months of data from current month.suppose now Nov-2014 need to fetch load 2014.Qvd(11 months) & 2013.qvd(1 month).Ig all data present in 1 qvd it is straightforward to filter with where class but need to compare multiple qvds.please do needful.