Using the UI is not a good idea for this. You would do _much_ better either to work Osma's suggestion or to use the command-line tools.
--- A. Soroka The University of Virginia Library > On Jan 19, 2017, at 11:32 AM, Reihaneh Amini <amini.reiha...@gmail.com> wrote: > > Hi Andy, > > Thanks for your advice! > I am using UI. > > Do you mean I can still use UI if I split the data? > By splitting you mean the simple splitting, right? > > > Reihan