performance bug fix: make sure that count_no_nil (and hence selectNotNil) exploit the nonil property, if set
performance bug fix:
make sure that count_no_nil (and hence selectNotNil)
exploit the nonil property, if set

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