-- Fixed bug in semijoin implementation.    (We need to look up the join column in the new environment     instead of the old one whose column names might be already substituted.)
-- Fixed bug in semijoin implementation.
   (We need to look up the join column in the new environment
    instead of the old one whose column names might be already substituted.)

zyzyis/monetdb,zyzyis/monetdb,zyzyis/monetdb,zyzyis/monetdb,zyzyis/monetdb,zyzyis/monetdb,zyzyis/monetdb,zyzyis/monetdb,zyzyis/monetdb,zyzyis/monetdb