Release 10.1A: OpenEdge Development:
ADM Reference

LookupQuery

Passes the query required by this lookup back to the viewer for building. Once built, the query is returned into the procedure displayLookup.

Data type: CHARACTER

Notes:

Read only
The query is published from displayfields in the viewer to facilitate all lookup queries being built with a single AppServer hit.
This routine is not run at all in add mode.