what is the difference between qvd and qvw
QVD --> QlikView Data (Machine Can Understand that fromat like Assembly)
QVW --> qlikview file
qvd is collection of data from the database...
qvw is the qlivview application.......
qvd and qvw are the file formats
A qvd is a QlikView data file and a qvw is a Qlikview workbook.
Storing your data in a qvd and then pointing to it in your qvw is much much quicker than if you point to xls, csv, txt etc. files.
QVW is the qlikview application.. (When saving an application developed in qlikview the file extension is .qvw
QVD is Qlikview Data format.. we can convert any kind of database into QVD format and it reduces the loading time when loading from QVDs.
QVD is Datawarehouse and it covers data part
whereas QVW is Design Application and it covers Data Presentation .
Retrieving data ...