Actually, the Wikipedia article doesn't say column-oriented. And, anyway, it would still be a key/value store notwithstanding data locality groups which are just a store efficiency that doesn't change the logical ordering of key/values.
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 > > > > > -- Josef Roehrl Software Developer *PHEMI Health Systems* 180-887 Great Northern Way Vancouver, BC V5T 4T5 604-336-1119 Website <http://www.phemi.com/> Twitter <https://twitter.com/PHEMIHealth> Linkedin <http://www.linkedin.com/company/3561810?trk=tyah&trkInfo=tarId%3A1403279580554%2Ctas%3Aphemi%20hea%2Cidx%3A1-1-1>
