Have a look at the versions of TableMapReduceUtil#initTableMapperJob that take a List<Scan> instances. Does that provide what you're looking for?
-n On Wed, Mar 4, 2015 at 6:05 AM, Dave Latham <lat...@davelink.net> wrote: > That's not possible with HBase today. The simplest thing may be to set > your Scan time range to include both today's and yesterday's data and then > filter down to only the data you want inside your map task. Other > possibilities would be creating a custom filter to do the filtering on the > server side or even changing your input format or map task to run two > concurrent scans with different familes/time ranges and merging the > results. > > Being able to specify different time ranges for different column families > is something I'd like to do as well. Perhaps we'll get that into HBase at > some point. > > Dave > > On Tue, Mar 3, 2015 at 5:23 PM, Felipe Sodré Silva <fso...@gmail.com> > wrote: > > > When using TableInputFormat to make HBase data available to map/reduce > > jobs we can use the settings SCAN_TIMERANGE_START and > > SCAN_TIMERANGE_END to specify a time range during scan. > > Is it possible to somehow have different time ranges for different > > column families? > > > > This is my problem: > > I have table X with column families cf1, cf2 and cf3. I want to run a > > map/reduce job on it using the most recent versions of columns in cf1 > > and cf2, but I want to use yesterday's data from cf3. Is this > > possible? > > > > Felipe > > >
