Why not using the cell level ttl? Le 2017-06-21 2:35 PM, "Vladimir Rodionov" <vladrodio...@gmail.com> a écrit :
> Should work > > On Wed, Jun 21, 2017 at 11:31 AM, <jof...@gmail.com> wrote: > > > Hi all, > > > > I know it is possible to set TTL in HBase at the column family level - > > which makes HBase delete rows in the column family when they reach a > > certain age. > > > > Rather than expire a row after it's reached a certain age, I would like > to > > expire each specific row at a specific time in the future (I.e. set > expiry > > at the row level, rather than at the column family level). To achieve > this, > > I am planning on setting the column family TTL to something very short > > (e.g. 1 minute) and then when I write my rows, I will set the row > timestamp > > to [current datetime + time until I want row to expire]. Since HBase uses > > row timestamp for TTL, this should let me effectively set TTL on the row > > level. > > > > Will this work? Is there any reason not to do this? > > > > Thanks! > > Josh > > > > > > >