Hi Mark, Here is an example for generating reverse timestamps. Hope it helps:
http://devblog.streamy.com/2009/04/23/hbase-row-key-design-for-paging-limit-offset-queries/ Best Regards, Sonal Crux: Reporting for HBase <https://github.com/sonalgoyal/crux> Nube Technologies <http://www.nubetech.co> <http://in.linkedin.com/in/sonalgoyal> On Sat, Aug 20, 2011 at 10:56 AM, lars hofhansl <[email protected]> wrote: > HBase maps (row-key, column family name, column, timestamp) to a value. > > The KeyValues are also sorted by the same attributes in reverse timestamp > order. > > The default timestamp is the current time, but you can set any long value > (which does not need correlate in any way to the time domain) > as the time stamp and hence define your own ordering within multiple > version of the same row key. > > See Put: Put(byte[] row, long ts). > > Is that what you meant? > > -- Lars > > > > ________________________________ > From: Mark <[email protected]> > To: [email protected] > Sent: Friday, August 19, 2011 6:39 PM > Subject: Reverse timestamp > > I understand the need but I don't understand how to generate a reverse > timestamp. Can someone please explain how this is accomplished and how I can > test that its working correctly? > > Thanks >
