Re: Hbase rollback..

2010-10-11 Thread Ryan Rawson
That is correct. But we are confident with the new durability changes and other things 0.90 will be safer and faster than 0.20.6. On Oct 11, 2010 4:51 PM, "Sean Bigdatafun" wrote: > Thanks for clarifying this. > > But on the other hand, wow... that means that even I like the consistency > enhance

Re: Hbase rollback..

2010-10-11 Thread Sean Bigdatafun
Thanks for clarifying this. But on the other hand, wow... that means that even I like the consistency enhancement in 0.90, I can not enjoy it if I have started using HBase 0.20 on a production? On Thu, Sep 16, 2010 at 10:49 PM, Stack wrote: > On Thu, Sep 16, 2010 at 10:22 PM, Todd Lipcon w

Re: Hbase rollback..

2010-09-16 Thread Stack
On Thu, Sep 16, 2010 at 10:22 PM, Todd Lipcon wrote: > On Thu, Sep 16, 2010 at 8:51 PM, Stack wrote: > What about region ID naming changes? I don't think the new region IDs would > work in 0.20. > True. So no going back from a 0.89+ to a 0.20 because format of region names in filesystem has cha

Re: Hbase rollback..

2010-09-16 Thread Todd Lipcon
On Thu, Sep 16, 2010 at 8:51 PM, Stack wrote: > On Thu, Sep 16, 2010 at 3:59 PM, Vidhyashankar Venkataraman > wrote: > > Hi > > Can someone explain (or refer me to a twiki which explains) which > versions of Hbase can be safely rolled back i.e., without any changes to the > underlying database

Re: Hbase rollback..

2010-09-16 Thread Stack
On Thu, Sep 16, 2010 at 3:59 PM, Vidhyashankar Venkataraman wrote: > Hi >  Can someone explain (or refer me to a twiki which explains) which versions > of Hbase can be safely rolled back i.e., without any changes to the > underlying database and state? > You cannot rollback without cluster rest

Hbase rollback..

2010-09-16 Thread Vidhyashankar Venkataraman
Hi Can someone explain (or refer me to a twiki which explains) which versions of Hbase can be safely rolled back i.e., without any changes to the underlying database and state? Thank you Vidhya