anchor.diff:    `criterium` varchar(128) NOT NULL,
     PRIMARY KEY (`study_id`,`criterium`),
     CONSTRAINT `STUDY_INCLUSION_CRITERIA_ibfk_1` FOREIGN KEY (`study_id`) REFERENCES `STUDY_META` (`id`) ON DELETE CASCADE
  -) ENGINE=InnoDB DEFAULT CHARSET=latin1;
  +) ENGINE=NDBCLUSTER DEFAULT CHARSET=latin1;
   /*!40101 SET character_set_client = @saved_cs_client */;
   
   --
  
positive.code:   `type` varchar(128) NOT NULL,
    PRIMARY KEY (`collection_id`,`type`),
    CONSTRAINT `collection_type_ibfk_1` FOREIGN KEY (`collection_id`) REFERENCES `SAMPLECOLLECTIONS` (`id`)
  ) ENGINE=InnoDB DEFAULT CHARSET=latin1;
  /*!40101 SET character_set_client = @saved_cs_client */;
  
  --
  
negative.code:   `UPTIME` bigint(20) DEFAULT NULL,
    `WEBPORT` int(11) DEFAULT NULL,
    PRIMARY KEY (`ID`)
  ) ENGINE=NDBCLUSTER DEFAULT CHARSET=latin1;
  /*!40101 SET character_set_client = @saved_cs_client */;
  
  --
  