1. Export presentation xml
2. Append
keyattribute=<custom filed>
(for example, in
PR application, db unique field is
PRID, but for as end user we use
PRNUM)
<presentation id="PRID"
keyattribute="PRNUM" ismobile="false" mboname="CUSTOMPR" resultstableid="results_showlist" version="6.0.0">