Why the restriction to the shell environment? A nice map-reduce job would be ideal for this task.
On Tue, Jan 14, 2014 at 5:30 PM, Dickson, Matt MR < [email protected]> wrote: > *UNOFFICIAL* > Hi, > > I need to extract a list of unique qualifier values on a table from the > Accumulo shell. For every column there is a column family that identifies > a specific qualifer, eg 'cityofbirth'. I would like to get a unique list > of all cities that are a listed in the qualifier against 'cityofbirth' for > all rows. > > eg, If I had a table with > > Rowid Family Qual > 123 cityofbirth LosAngeles > 133 cityofbirth Brisbane > 222 cityofbirth London > 124 cityofbirth London > 124 cityofbirth London > > I want a list that is just; > LosAngeles > London > Brisbane > > Any suggestions on how to achieve this from the shell would great. > > Thanks in advance. > Matt > > > >
