Usig query view

Rowlevel security from app designer

Hi,

Do Anybody knows, How to use ROW LEVEL security from appdesigner using QUERY VIEW..??

Till now, I have created one record and inserted somem values in that.
ow i need to put some restriction like row level for that record...

I craeted one query view but while clicking OK after choosing fields fro query view , It gives error that "I dint choose the Output field".

If anybody knows the solution , please let me know

Thanks alot.