SET_CURRENT_REL_SET sets the active Relation Set.
+-----------------<-----------------+
| |
-->(SET_CURRENT_REL_SET)-+-(:RESELECT)-|select Relation Set|-+-->
- :RESELECT - specifies the active Relation Set.
Use this to specify the Relation Set you want to make the active
Relation Set.
SET_CURRENT_REL_SET :RESELECT [select Relation Set] COMPLETE