If you have hive metastore setup, using hcatalog is easy, you just need the jars and hive-site.xml directory in the classpath. Then you can use the hcat input/output formats in your map-reduce program - http://hive.apache.org/docs/hcat_r0.5.0/inputoutput.html
On Wed, Sep 11, 2013 at 4:35 PM, Saptarshi Guha <saptarshi.g...@gmail.com> wrote: > Hi, > Thanks, but assuming i can't use HCatalog, or integrating it is difficult, > is there an example of using > ORC as an outputformat in a mapreduce job? > > Regards > Saptarshi > > > > On Wed, Sep 11, 2013 at 1:36 PM, Owen O'Malley <omal...@apache.org> wrote: >> >> The easiest way to use it is to use HCatalog, which enables you to read or >> write ORC files from MapReduce or Pig. >> >> -- Owen >> >> >> On Mon, Sep 9, 2013 at 11:14 AM, Saptarshi Guha <saptarshi.g...@gmail.com> >> wrote: >>> >>> Hello, >>> >>> Are there any examples of writing using ORC as aFileOutputFormat (and >>> then as a FileInputFormat) in MapReduce jobs? I was looking at the source of >>> ORCFIleInput/OutputFormat but couldn't quite grok how to compose the >>> ORCSerdes. >>> >>> Cheers >>> Saptarshi >>> >> > -- CONFIDENTIALITY NOTICE NOTICE: This message is intended for the use of the individual or entity to which it is addressed and may contain information that is confidential, privileged and exempt from disclosure under applicable law. If the reader of this message is not the intended recipient, you are hereby notified that any printing, copying, dissemination, distribution, disclosure or forwarding of this communication is strictly prohibited. If you have received this communication in error, please contact the sender immediately and delete it from your system. Thank You.
