Lars: Since 4071 doesn't currently have an assignee, you can certainly assign to yourself.
You can optionally send an email to dev@ informing other HBase developers of your intention to complete HBASE-4071 Keep up the good work. On Fri, Aug 19, 2011 at 10:26 AM, Lars Hofhansl (JIRA) <[email protected]>wrote: > > [ > https://issues.apache.org/jira/browse/HBASE-4071?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13087813#comment-13087813] > > Lars Hofhansl commented on HBASE-4071: > -------------------------------------- > > Any objections if I assigned this jira to me? > > > Data GC: Remove all versions > TTL EXCEPT the last written version > > ------------------------------------------------------------------ > > > > Key: HBASE-4071 > > URL: https://issues.apache.org/jira/browse/HBASE-4071 > > Project: HBase > > Issue Type: New Feature > > Reporter: stack > > Attachments: MinVersions.diff > > > > > > We were chatting today about our backup cluster. What we want is to be > able to restore the dataset from any point of time but only within a limited > timeframe -- say one week. Thereafter, if the versions are older than one > week, rather than as we do with TTL where we let go of all versions older > than TTL, instead, let go of all versions EXCEPT the last one written. So, > its like versions==1 when TTL > one week. We want to allow that if an error > is caught within a week of its happening -- user mistakenly removes a > critical table -- then we'll be able to restore up the the moment just > before catastrophe hit otherwise, we keep one version only. > > -- > This message is automatically generated by JIRA. > For more information on JIRA, see: http://www.atlassian.com/software/jira > > >
