Yes. Accumulo's default behavior is sparse row-oriented. If a different locality group were set up for every column, then it would be column-oriented. For other locality group configurations it might be considered a hybrid of row-oriented and column-oriented.
On Tue, Mar 24, 2015 at 12:23 PM, Hider, Sandy <[email protected]> wrote: > According to Wikipedia: http://en.wikipedia.org/wiki/Apache_Accumulo > Accumulo is a column-oriented database. Wikipedia defines column-oriented > this way " A column-oriented database serializes all of the values of a > column together, then the values of the next column, and so on." > > I understand it is possible to store some column related data together > with locality groups but wouldn't the default behavior be key/value store > type database instead of column-oriented? > > Thanks, > > Sandy > > > > >
