See http://search-hadoop.com/m/DHED4xWh622
On Thu, Sep 11, 2014 at 2:37 PM, Nishanth S <nishanth.2...@gmail.com> wrote: > Hey All, > > I am sorry if this is a naive question.Do we need to generate a proto file > using proto buffer compiler when implementing a filter.I did not see that > any where in the documentation.Can some one help please? > > On Thu, Sep 11, 2014 at 12:41 PM, Nishanth S <nishanth.2...@gmail.com> > wrote: > > > Thanks Dima and Ted.Yes I need to return the first the 1000 > > characters.There is no matching involved. > > > > -Nishan > > > > On Thu, Sep 11, 2014 at 12:24 PM, Ted Yu <yuzhih...@gmail.com> wrote: > > > >> In Nishanth's case, the 5K message is stored in one KeyValue, right ? > >> > >> If only the first 1000 Characters of this message are to be returned, > >> a new KeyValue > >> needs to be composed and returned. > >> > >> Cheers > >> > >> On Thu, Sep 11, 2014 at 11:09 AM, Dima Spivak <dspi...@cloudera.com> > >> wrote: > >> > >> > Hi Nishanth, > >> > > >> > Take a look at http://hbase.apache.org/book/client.filter.html . If I > >> > understand your use case correctly, you might want to look at > >> > RegexStringComparator to match the first 1000 characters of your > column > >> > qualifier. > >> > > >> > -Dima > >> > > >> > On Thu, Sep 11, 2014 at 12:37 PM, Nishanth S <nishanth.2...@gmail.com > > > >> > wrote: > >> > > >> > > Hi All, > >> > > > >> > > I have an hbase table with multiple cfs (say c1,c2,c3).Each of this > >> > column > >> > > family has a column 'message' which is about 5K.What I need to do > is > >> to > >> > > grab only the first 1000 Characters of this message when I do a get > on > >> > the > >> > > table using row Key.I was thinking of using filters to do this on > >> hbase > >> > > sever side.Can some one help me on how to go about this. > >> > > > >> > > > >> > > Thanks, > >> > > Nishan > >> > > > >> > > >> > > > > >
