Thank You for the answer.How can you tell to MR jobs which rows you want to get ? Is it possible to tell to MR Job give me only rows that starts with some key ?
Best Regards. Slava On Tue, Mar 3, 2009 at 7:33 PM, schubert zhang <[email protected]> wrote: > In my practice, I define the 'time' as the first part of rowkey, then I can > only process the newly added rows. > I think my practice is not good and not appropriate for other cases, since > the rowkey definition is so important. > And I also want to know any good ideas. > > Another question is, how can I remove all rows which are inserted three > months ago? > > On Wed, Mar 4, 2009 at 12:45 AM, Slava Gorelik <[email protected] > >wrote: > - Show quoted text - > > > Hi.I have a small question about MR jobs. Is it possible to run MR job on > > part of the table ? > > For example I have MR job running on table and next time when run this > > job, I want to get only newly added or updated rows. > > > > Thank You and Best Regards. > > >
