Purpose of Job.jar

I keep seeing references to job.jar files. Can someone explain what the job.jar files are and are they only used in distributed mode? Dennis

Re: Purpose of Job.jar

ennis Kubes wrote: I keep seeing references to job.jar files. Can someone explain what the job.jar files are and are they only used in distributed mode? They are only required for distributed operation. They permit a job to provide code that is not installed on all nodes. In general, user