See Configuration.setInt() in the API. (JobConf inherits from Configuration). You can read it back in the configure() method of your mappers/reducers - Aaron
On Wed, Oct 22, 2008 at 3:03 PM, Yih Sun Khoo <[EMAIL PROTECTED]> wrote: > Are you saying that I can pass, say, a single integer constant with either > of these three: JobConf? A HDFS file? DistributedCache? > Or are you asking if I can pass given the context of: JobConf? A HDFS file? > DistributedCache? > I'm thinking of how to pass a single int so from one Jobconf to the next > > On Wed, Oct 22, 2008 at 2:57 PM, Arun C Murthy <[EMAIL PROTECTED]> wrote: > > > > > On Oct 22, 2008, at 2:52 PM, Yih Sun Khoo wrote: > > > > I like to hear some good ways of passing constants from one job to the > >> next. > >> > > > > Unless I'm missing something: JobConf? A HDFS file? DistributedCache? > > > > Arun > > > > > > > >> These are some ways that I can think of: > >> 1) The obvious solution is to carry the constant as part of your value > >> from > >> one job to the next, but that would mean every value would hold that > >> constant > >> 2) Use the reporter as a hack so that you can set the status message > and > >> then get the status message back when u need the constant > >> > >> Any other ideas? (Also please do not include code) > >> > > > > >
