example 3 is really cool too would be a great way to counting uniques within row keys, like users within a campaign
On Wed, May 29, 2013 at 4:28 PM, Keith Turner <[email protected]> wrote: > On Wed, May 29, 2013 at 3:12 PM, Joe Stein <[email protected]> wrote: > > > Hey, so was looking at Mutation and did not see a putIfAbsent function is > > there such a thing in Accumulo ? > > > > I am looking into adding conditional mutations to Accumulo 1.6. that would > support this. > > https://issues.apache.org/jira/browse/ACCUMULO-1000 > > In the design document I suggested a method called putCondition() and if > the value was null, thats mean that the user expected it to be absent. I > don't really like that API for specifying expected absence. > > > > > > > > Thanks! > > > > /* > > Joe Stein, Chief Architect > > http://www.medialets.com > > Twitter: @allthingshadoop > > Mobile: 917-597-9771 > > */ > -- /* Joe Stein http://www.linkedin.com/in/charmalloc Twitter: @allthingshadoop <http://www.twitter.com/allthingshadoop> */
