But then the range might not be respected. I think another way to ask is, is it possible to iterate over the rowkeys in an hbase table sequentially?
On Thu, Nov 22, 2012 at 7:17 AM, Doug Meil <[email protected]>wrote: > > Hi there- > > Then don't use an end-row and break out of the loop when you hit 100 rows. > > > > > > On 11/22/12 5:16 AM, "Vajrakumar" <[email protected]> wrote: > > >Hello Doug, > >First of all thanks for taking time to reply. > > > >As per my knowledge goes below two lines take the rowkey as a parameter > >for > >representing start and end. > > > >scan.setStartRow( Bytes.toBytes("row")); // start key is > >inclusive > >scan.setStopRow( Bytes.toBytes("row" + (char)0)); // stop key is > >exclusive > > > > > >But, > >In my case irrespective of rowkey I need 100 rows always. If I go with > >this > >concept if 5 rows are deleted in between 1 to 100 then it will give me 95 > >but not 100. > >But for me always I need 100 (I mean rowCount whatever I pass) rows. > > > > > >And as after usage there may be deletions of rows or adding and all on > >DB, I > >can't keep track of rows for this paging.. > >Paging needs a fixed number of rows in each page always. > > > > > > > > > >-----Original Message----- > >From: Doug Meil [mailto:[email protected]] > >Sent: 22 November 2012 00:21 > >To: [email protected] > >Subject: Re: Paging On HBASE like solr > > > > > >Hi there, > > > >Pretty similar approach with Hbase. See the Scan class. > > > >http://hbase.apache.org/book.html#data_model_operations > > > > > > > > > > > > > >On 11/21/12 1:04 PM, "Vajrakumar" <[email protected]> wrote: > > > >>Hello all, > >>As we do paging in solr using start and rowCount I need to implement > >>same through hbase. > >> > >>In Detail: > >>I have 1000 rows data which I need to display in 10 pages each page > >>containing 100 rows. > >>So on click of next page we will send current rowStart > >>(1,101,201,301,401,501...) and rowCount (100 for all the pages) to a > >>method which will query hbase and return me the result. > >> > >>One solution is to always query more than rowCount starting from th > >>rowkey of last passed row, and in a for loop count depending on row key > >>and return when it becomes 100 (i.e., rowCount) . But its poor solution > >>i know. > >> > >>Thanks in advance. > >> > >>Sent from Samsung Mobile > > > > > > > > > > >
