Re: Empty a table

2013-02-07 Thread ramkrishna vasudevan
I would think that the ideal suggested by Tianyang Chang is good. Though we may have to disable the table. Regards Ram On Fri, Feb 8, 2013 at 12:46 AM, Michael Segel wrote: > I think its more akin of the typical 'truncate' command. > > Actually, if someone wanted to extend HBase Shell, I would

Re: Empty a table

2013-02-07 Thread Michael Segel
I think its more akin of the typical 'truncate' command. Actually, if someone wanted to extend HBase Shell, I would imagine a simple Ruby er JRuby script could do this? (You would want to disable the table first) Just a thought. On Feb 5, 2013, at 12:36 PM, Andrew Purtell wrote: > If there

Re: Empty a table

2013-02-07 Thread Jean-Marc Spaggiari
Hi Andrew, Thanks for the idea. However, there is no real timing here. I have a MR building this table, and each time I re-launch the MR, I need to clean the table first. But I reallt would like to keep the way HBased splitted it instead of having to do manual splits, or starting with one region.

Re: Empty a table

2013-02-05 Thread Andrew Purtell
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 no

Re: Empty a table

2013-02-05 Thread Jean-Marc Spaggiari
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 : > 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 > wrote: > >> I am a bad person, but I

Re: Empty a table

2013-02-05 Thread Ted Yu
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 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 tha

Re: Empty a table

2013-02-05 Thread Kevin O'dell
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 wrote: > To my knowledge there is no such tool. > > You can f

RE: Empty a table

2013-02-05 Thread Tianying Chang
: Tuesday, February 05, 2013 9:28 AM To: user@hbase.apache.org Subject: Re: Empty a table 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 wrote: > Hi, > > Is there an

Re: Empty a table

2013-02-05 Thread Ted Yu
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 wrote: > Hi, > > Is there an easy way to empty a table but keep the regions? Truncate > will remove everything even the spli