On Fri, Dec 24, 2010 at 6:15 AM, Mohit <[email protected]> wrote: > So I restarted the HBase cluster to clear off the cache, and from the shell > mode , I performed scan 'temp' operation and strangely I could able to fetch > the data whatever I have deleted and also the data file was present under > table directory. > > > > I could able to see the same data , say by doing > > ./hadoop fs -cat /hbase/temp/123456/colfam/4588349323987497 >
When you stopped HBase, it flushed what was in memory to write 4588349323987497? Is that what happened? Check the logs for a flush event on shutdown. Or, yes, if you killed the regionserver, replay of WAL log reconstituted the data. St.Ack
