FRM-40505: unable to perform query
622640Feb 12 2008 — edited Aug 17 2010i am having two data blocks Emp,Dept(default tables)
i am creating master-detail relationship between two blocks
and copying ename into dept.
displaying the dept with the feilds of dept table and ename on the canvas
exuting query and it is showing error- unable to perform query.
could any one show the solution for this