All minor versions are compatible between them, you can do a rolling upgrade if you want: http://hbase.apache.org/book/decommission.html#rolling
All you need to add is a step where you replace the distribution before restarting the process. J-D On Thu, Aug 4, 2011 at 11:29 AM, Weiwei Xiong <[email protected]> wrote: > Hi all, > > I am currently using hbase 0.90.1 but got an issue same as HBASE-3660. It > seems this problem has been solved in 0.90.2. So I want to upgrade to it. > > The question is, can I safely upgrade to 0.90.2/3 from 0.90.1 by replacing > the whole HBASE package with the newer one? I am really concerned if it > might break the metadata and I can't even go back to 0.90.1 once I tried. > > Thanks, > -- ww >
