@Félicien Catherin The tutorial has typo... you need to create normal table first using following sytax: CREATE TABLE FIREWALL_LOGS( time STRING, ip STRING, country STRING, status INT ) CLUSTERED BY (time) into 25 buckets ROW FORMAT DELIMITED FIELDS TERMINATED BY '|' LOCATION '/tmp/server-logs' TBLPROPERTIES("transactional"="true"); Once the above table is created you can convert it to ORC CREATE TABLE FIREWALL AS STORED AS ORC SELECT * FROM FIREWALL_LOGS; ... View more