Thank you but I don't see that attribute in Adobe Campaign Classic. In our case the schema looks like:<srcSchema _cs=".." created="2019-08-28 17:24:35.885Z" createdBy-id="0"entitySchema="xtk:srcSchema" img="xtk:schema.png" label="..."lastModified="2020-02-05 01:12:23.348Z" mappingType="sql" md5="......