CALL apoc.periodic.iterate( " WITH 'mysql_artrelations' as users, ' SELECT vc.auth0_user_id, TRIM(c.contact_first_name) AS fname, TRIM(c.contact_last_name) AS lname FROM vend_contact vc INNER JOIN art_relations.contact c ON c.contact_id = vc.contact_id WHERE auth0_user_id IS NOT NULL AND c.contact_id > 191709 AND c.contact_first_name IS NOT NULL AND c.contact_first_name != \"\" GROUP BY vc.auth0_user_id HAVING COUNT(DISTINCT(TRIM(c.contact_first_name))) = 1 AND COUNT(DISTINCT(TRIM(c.contact_last_name))) = 1 ' as sql CALL apoc.load.jdbc(users, sql) YIELD row RETURN row ", " MATCH (i:Identity { auth0UserId: row.auth0_user_id }) SET i.firstName = row.fname, i.lastName = row.lname ", {batchSize:1000} );