Great! *bow* Thanks, Chantal
<entity name="delete_from_index" pk="GROUPID" transformer="TemplateTransformer" query="select GROUPID from DEFINITION where LANGUAGE='de' and CHANGED_DATE > '${dataimporter.last_index_time}'" > <field column="$deleteDocByQuery" template="groupid:${delete_from_index.GROUPID}"/> </entity> this should do the trick