Release 10.1A: OpenEdge Development:
ADM Reference

ManualAssignQuerySelection

Manual calls to assignQuerySelection. This value is reapplied by the filter when needed to preserve the original query.

Data type: CHARACTER

Notes:

Read and Write.
Value is pccolumns + CHR(3) + pcvalues + CHR(3) + pcoperators.
Multiple entries are supported, separated by chr(4).