-Re: pig hbase; java.lang.ClassNotFoundException: com.google.protobuf.Message
kiran chitturi 2013-02-09, 01:46
Thanks for the reply!
Yes. I did add hbase dependencies to the PIG_CLASSPATH. I am using the
below lines in my pig script.
field = LOAD 'hbase://documents' USING
'-loadKey false') as (fieldOL);
store field into 'results/extract' using PigStorage(';');
On Fri, Feb 8, 2013 at 8:44 PM, Harsha <[EMAIL PROTECTED]> wrote:
> if you are trying to access protobuf from inside pig script put the
> jar in PIG_CLASSPATH.
> On Friday, February 8, 2013 at 4:56 PM, kiran chitturi wrote:
> > Hi!
> > I am trying to use pig and hbase but i keep running in to
> > classNotFoundException error. I have tried few things but they have never
> > worked.
> > I am using pig 0.10.1 and hbase 0.94.1, hadoop 1.0.4. I have updated my
> > HADOOP_CLASSPATH in hadoop-env.sh (http://hadoop-env.sh) as per this
> post 
> > After updating my classpath, when i do the command
> > classpath' i could see the protobuf jar file in it.
> > Yet, when i run the pig script that loads from hadoop class, i keep
> > this error in the map tasks (Error: java.lang.ClassNotFoundException:
> > com.google.protobuf.Message).
> > Every data node has the protobuf jar file in its hadoop classpath. I have
> > also tried adding the jar file like this (/opt/pig-0.10.1/bin/pig
> > /opt/pig_programs/testHbase.pig
> > -Dpig.additional.jars=/opt/hbase-0.94.1/lib/protobuf-java-2.4.0a.jar ).
> > I keep running in to this error.
> > Can anyone please let me know how to solve this issue ?
> > Many Thanks,
> > Kiran.
> >  -
> http://mail-archives.apache.org/mod_mbox/pig-user/201211.mbox/%3CCANBTPCHb5+kFyew+[EMAIL PROTECTED]%3E
> > --
> > Kiran Chitturi