Fix QueryFrontend bug (#458)
Fix QueryFrontend bug (#458)


ucbrise/clipper,ucbrise/clipper,ucbrise/clipper,ucbrise/clipper,dcrankshaw/clipper,dcrankshaw/clipper,dcrankshaw/clipper,ucbrise/clipper,dcrankshaw/clipper,ucbrise/clipper,dcrankshaw/clipper