If there is a time consideration here, perhaps you want to do this because the data isn't interesting after some time interval has elapsed but the keyspace for new entries will be similar -- then consider using TTLs. It's easy and they will do what you want, garbage collecting useless data while not changing region boundaries.
On Tuesday, February 5, 2013, Jean-Marc Spaggiari wrote: > Nive to see that it's already in progress ;) > > Tian-Ying, thanks for the idea. I will most probably give it a try! > > JM > > 2013/2/5, Ted Yu <yuzhih...@gmail.com <javascript:;>>: > > Looks like a little polishing would make the tool available in 0.96 :-) > > > > On Tue, Feb 5, 2013 at 9:38 AM, Kevin O'dell > > <kevin.od...@cloudera.com <javascript:;>>wrote: > > > >> I am a bad person, but I have that JIRA in my name. I need to make the > >> patch pretty. > >> > >> https://issues.apache.org/jira/browse/HBASE-5525 > >> > >> There is a patch there that works, it is just not pretty. > >> > >> On Tue, Feb 5, 2013 at 12:28 PM, Ted Yu <yuzhih...@gmail.com<javascript:;>> > wrote: > >> > >> > To my knowledge there is no such tool. > >> > > >> > You can file a JIRA in case someone has bandwidth to work on such > tool. > >> > > >> > Thanks > >> > > >> > On Tue, Feb 5, 2013 at 8:13 AM, Jean-Marc Spaggiari < > >> > jean-m...@spaggiari.org <javascript:;> > >> > > wrote: > >> > > >> > > Hi, > >> > > > >> > > Is there an easy way to empty a table but keep the regions? Truncate > >> > > will remove everything even the splitting. But I want to keep the > >> > > regions the way they are. I just want to clean them. Is there a > >> > > simple > >> > > way to do that with the shell or something like that? > >> > > > >> > > Thanks, > >> > > > >> > > JM > >> > > > >> > > >> > >> > >> > >> -- > >> Kevin O'Dell > >> Customer Operations Engineer, Cloudera > >> > > > -- Best regards, - Andy Problems worthy of attack prove their worth by hitting back. - Piet Hein (via Tom White)
