There're several alternatives. One of which is HBaseWD : http://blog.sematext.com/2012/04/09/hbasewd-avoid-regionserver-hotspotting-despite-writing-records-with-sequential-keys/
You can also take a look at Phoenix. Cheers On Mon, Apr 21, 2014 at 8:04 AM, Tao Xiao <[email protected]> wrote: > I have a big table and rows will be added to this table each day. I wanna > run a MapReduce job over this table and select rows of several days as the > job's input data. How can I achieve this? > > If I prefix the rowkey with the date, I can easily select one day's data as > the job's input, but this will involve hot spot problem because hundreds of > millions of rows will be added to this table each day and the data will > probably go to a single region server. Secondary index would be good for > query but not good for a batch processing job. > > Are there any other ways? > > Are there any other frameworks which can achieve this goal easieruser? > Shark? Stinger？HSearch? >
