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[HBASE-10950] Add  a configuration point for MaxVersion of Column Family - HBase - [issue]
...Starting on 0.96.0.  HColumnDescriptor.DEFAULT_VERSIONS change to 1 from 3. So a columnfamily will be default have 1 version of data. Currently a user can specifiy the maxVersion during...
http://issues.apache.org/jira/browse/HBASE-10950    Author: Demai Ni, 2014-04-17, 22:50
[HBASE-10900] FULL table backup and restore - HBase - [issue]
...Feature DescriptionThis is a subtask of HBase-7912 to support FULL backup/restore, and will complete the following function:Backup Restore example/* backup from sourcecluster to targetcluste...
http://issues.apache.org/jira/browse/HBASE-10900    Author: Demai Ni, 2014-04-17, 19:31
[HBASE-10941] default for max version isn't updated in doc after change on 0.96 - HBase - [issue]
...HColumnDescriptor.DEFAULT_VERSIONS  change to 1 from 3 since 0.96. But webpage http://hbase.apache.org/book/schema.versions.html hasn't reflected it yet....
http://issues.apache.org/jira/browse/HBASE-10941    Author: Demai Ni, 2014-04-09, 18:58
Re: 答复: 答复: HBase Replication - Addition alone - HBase - [mail # user]
...Manthosh,not sure doing replication periodically is the right way to go. I assumeyou will manually start/stop replication from Master?anyway, if it fits your business needs, give it a shoot....
   Author: Demai Ni, 2014-04-09, 15:36
Re: no-flush based snapshot policy? - HBase - [mail # user]
...Ted,you are right. We are targeting HBASE-7912 to 1.0 and 0.98, which 1.0 asthe priority for now.  :-)BTW, we have some code to leverage HBASE-9426 so that we can go distributedLOG roll...
   Author: Demai Ni, 2014-04-03, 16:27
Re: What is the best practice for backup HBase data? - HBase - [mail # user]
...we are working on a backup/restore solution inhttps://issues.apache.org/jira/browse/HBASE-7912, which will use snapshotand exportsnapshot for full backup and also use WALPlayer for increment...
   Author: Demai Ni, 2014-04-03, 16:21
[HBASE-10812] Backport HBASE-9426(Make custom distributed barrier procedure pluggable)  to 0.98.x - HBase - [issue]
...Backport HBASE-9426 to better leverage snopshot feature on 0.98.x.We(IBM) are in process to open source our solution of Backup/Restore through HBASE-7912.  The solution is  using d...
http://issues.apache.org/jira/browse/HBASE-10812    Author: Demai Ni, 2014-03-25, 04:47
[HBASE-10793] AuthFailed as a valid zookeeper state - HBase - [issue]
...In kerberos mode, Zookeeper accepts SASL authentication. The AuthFailed message indicates the client could not be authenticated, but it should proceed anyway, because only access to znodes t...
http://issues.apache.org/jira/browse/HBASE-10793    Author: Demai Ni, 2014-03-24, 19:01
Re: How much time HBase will take if one Region Server down. - HBase - [mail # user]
...Lars, Thanks for the info. It looks more like ~10min without tuning? Btw,my testing was on Hadoop 1Demai on the runOn Mar 20, 2014, at 11:20 PM, lars hofhansl  wrote: ...
   Author: Demai Ni, 2014-03-21, 06:41
[HBASE-10476] HBase Master log grows very fast after stopped hadoop (due to connection exception) - HBase - [issue]
...hbase 96.0(probably the same issue on 94.x) on single node cluster. At some point, we stopped Hadoop, but keep hbase running. As expected, hbase began to throw connection errors.  P.S.,...
http://issues.apache.org/jira/browse/HBASE-10476    Author: Demai Ni, 2014-03-18, 12:15
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