Thanks Lars for chiming in. Gaurav: See the following for details: HBASE-10648 Pluggable Memstore
Cheers On Tue, Jan 27, 2015 at 11:43 AM, lars hofhansl <[email protected]> wrote: > You can plug in your own implementation a memstore if that is what you > mean. This is supported from 1.0 onwards (i.e. not in a released version of > HBase, yet, but soon).If you can decide what to do at the time a data item > is added you can also implement this via coprocessor hooks, for that take a > look at RegionObserver.java. > > -- Lars > From: Gaurav Agarwal <[email protected]> > To: [email protected] > Sent: Tuesday, January 27, 2015 11:14 AM > Subject: Re: Memstore customize > > di yiu want me to explain in better way > > > > On 1/28/15, Gaurav Agarwal <[email protected]> wrote: > > Currently If i will store anything into Hbase table , I can directly use > > HBASE api to store the data into table. Internally first data will be > store > > into memoryStore and then it will be flushed as HFile. > > > > Now instead of storing the data directly into Htable , Can i store the > data > > into Memorystore with the help of Store Api and perform some operations > > there so that will do other operations that we required apart from > sorting > > . It will flush into HFILE when the memory store size is full. > > > > Will it be possible. > > > > Thanks > > > > On Tue, Jan 27, 2015 at 11:53 PM, Ted Yu <[email protected]> wrote: > > > >> You mean skipping the HTable API ? > >> > >> Can you tell us more about your use case ? > >> > >> Cheers > >> > >> On Tue, Jan 27, 2015 at 10:20 AM, Gaurav Agarwal < > [email protected]> > >> wrote: > >> > >> > Currently hbase use memstore to store the information before flushing > >> > it > >> to > >> > hFILE. > >> > > >> > Is there any way that i can use the Memstore to write my own key value > >> pair > >> > and then it will get flush that into HFILE. Mean to say can we use > >> MemStore > >> > to use it in our own way. > >> > > >> > Thanks > >> > > >> > > > > > >
