Hi, AFAIK, you would need to use HCatalog APIs to read-from/write-to an ORCFile. Please refer to https://cwiki.apache.org/confluence/display/Hive/HCatalog+InputOutput
-Abhishek On Tue, Apr 29, 2014 at 6:40 AM, Seema Datar <sda...@yahoo-inc.com> wrote: > Hi, > > I am trying to run an MR job to write files in ORC format. I do not see > any files created although the job runs successfully. If I change the > output format from OrcOutputFormat to TextOutputFormat (and that being the > only change), I see the output files getting created. I am using > Hive-0.12.0. I tried upgrading to Hive 0.13.0 but with this version I get > the following error - > > 2014-04-29 10:37:07,426 FATAL [main] org.apache.hadoop.mapred.YarnChild: > Error running child : java.lang.VerifyError: > org/apache/hadoop/hive/ql/io/orc/OrcProto$RowIndex > at > org.apache.hadoop.hive.ql.io.orc.WriterImpl.<init>(WriterImpl.java:129) > at > org.apache.hadoop.hive.ql.io.orc.OrcFile.createWriter(OrcFile.java:369) > at > org.apache.hadoop.hive.ql.io.orc.OrcOutputFormat$OrcRecordWriter.close(OrcOutputFormat.java:104) > at > org.apache.hadoop.hive.ql.io.orc.OrcOutputFormat$OrcRecordWriter.close(OrcOutputFormat.java:91) > at > org.apache.hadoop.mapred.MapTask$DirectMapOutputCollector.close(MapTask.java:784) > at org.apache.hadoop.mapred.MapTask.runOldMapper(MapTask.java:411) > at org.apache.hadoop.mapred.MapTask.run(MapTask.java:335) > at org.apache.hadoop.mapred.YarnChild$2.run(YarnChild.java:158) > at java.security.AccessController.doPrivileged(Native Method) > at javax.security.auth.Subject.doAs(Subject.java:415) > at > org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1300) > at org.apache.hadoop.mapred.YarnChild.main(YarnChild.java:153) > > How do you think can this issue be resolved? > > > Thanks, > > Seema > >
