Fix after changeset 1a83ea778949: reinstate sample.mal.
Fix after changeset 1a83ea778949: reinstate sample.mal.

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