CALL apoc.periodic.iterate( " MATCH (:SoundRecording)-[r:RANKED_ON]->(c:Chart {platform: 'shazam'}) RETURN r ", " DETACH DELETE r ", {batchSize:1000, iterateList:true, parallel:false} ); CALL apoc.periodic.iterate( " MATCH (:SoundRecording)-[r:AGGREGATED_RANKED_ON]->(c:Chart {platform: 'shazam'}) RETURN r ", " DETACH DELETE r ", {batchSize:1000, iterateList:true, parallel:false} );