So how do you handle isolation? Dirty reads? The point is that you can have scenarios where data exists yet is missing from other queries.
On Jun 11, 2014, at 4:27 AM, Tapper, Gunnar <[email protected]> wrote: > Trafodion is a bit more than a transaction engine: it's a full-fledge SQL > implementation on top of HBase. > > Thanks, > > Gunnar > > The person that says it cannot be done should not interrupt the person doing > it. > > Download a free version of HPDSM, a unified big-data administration tool for > Vertica and Hadoop at: http://www.vertica.com/marketplace > > > -----Original Message----- > From: Ted Yu [mailto:[email protected]] > Sent: Tuesday, June 10, 2014 5:48 PM > To: [email protected] > Subject: Re: 答复: White papers/Solution implemented to use HIVE/HBASE as OLTP > > One more transaction engine: trafodion > > See public wiki at http://wiki.trafodion.org > > > On Mon, Jun 9, 2014 at 7:48 PM, Ted Yu <[email protected]> wrote: > >> To my understanding, 0.98.3 would be the next stable release. >> >> Supporting 0.98 in Haeinsa would give more users a chance to try it out. >> >> Cheers >> >> >> On Mon, Jun 9, 2014 at 7:34 PM, James Lee <[email protected]> wrote: >> >>> Ted Yu: >>> Thank you for the notice. >>> >>> I know there are major changes on HBase client interface in 0.98. >>> I'm sure that supporting HBase 0.98 in Haeinsa will be sooner than >>> upgrading of our cluster. >>> There is no plan to upgrade our HBase cluster to 0.98 for now, but >>> supporting HBase 0.98 in Haeinsa is the sooner the better. >>> It would not be too late. >>> >>> Sincerely, >>> James >>> >>> >>> >>> On Tue, Jun 10, 2014 at 2:05 AM, Ted Yu <[email protected]> wrote: >>> >>>> James: >>>> Nice to hear from you. >>>> >>>> I refreshed local workspace for haeinsa. In pom.xml, I see hbase >>>> version of 0.94.3. >>>> Latest 0.94 release was 0.94.20 >>>> >>>> 0.98.3 was released this past weekend. >>>> >>>> Do you have plan to bring 0.98 support to haeinsa ? >>>> >>>> Cheers >>>> >>>> >>>> On Mon, Jun 9, 2014 at 9:49 AM, James Lee <[email protected]> wrote: >>>> >>>>> I'm using HBase as OLTP for about 3 years. >>>>> One of biggest pain point of using HBase as OLTP was lack of >>>>> multi-row transaction. >>>>> >>>>> For this reason, we implemented multi-row transaction on top of HBase. >>>>> It was designed to support OLTP (low latency and so on). >>>>> https://github.com/vcnc/haeinsa/ >>>>> >>>>> There is another approach to support multi-row transaction also. >>>>> It's implementation of Google Percolator on top of HBase, >>>>> developed by XiaoMi developers. >>>>> https://github.com/XiaoMi/themis/ >>>>> >>>>> Regards, >>>>> James. >>>>> >>>>> >>>>> On Tue, Jun 10, 2014 at 12:17 AM, Marcos Ortiz <[email protected]> >>> wrote: >>>>> >>>>>> In the last HBaseCon and in the HBaseCon 2013, there are >>>>>> several use-cases for this combination. >>>>>> http://hbasecon.com >>>>>> You could search at Slideshare.net in the Cloudera's profile >>>>>> using >>> the >>>>>> hbasecon tag all presentations related to the conference. >>>>>> One of my favorite sessions in the HBaseCon 2013 was the >>> presentation >>>>>> called "Low Latency OLAP with HBase" by Cosmin Lehene from Adobe. >>>>>> Best wishes >>>>>> >>>>>> On 09/06/14 05:03, 谢良 wrote: >>>>>>> borthakur.com/ftp/RealtimeHadoopSigmod2011.pdf >>>>>>> >>>>>>> Thanks, >>>>>>> ________________________________________ >>>>>>> 发件人: Ramasubramanian Narayanan [ >>> [email protected]] >>>>>>> 发送时间: 2014年6月9日 13:27 >>>>>>> 收件人: [email protected]; [email protected] >>>>>>> 主题: White papers/Solution implemented to use HIVE/HBASE as >>>>>>> OLTP >>>>>>> >>>>>>> Dear All, >>>>>>> >>>>>>> Request your help in providing link to the White >>>>>>> papers/Solution implemented to use HIVE/HBASE as OLTP. >>>>>>> >>>>>>> regards, >>>>>>> Rams >>>>>> >>>>>> -- >>>>>> Marcos Ortiz <http://www.linkedin.com/in/mlortiz> >>>>>> (@marcosluis2186 >>>>>> <http://twitter.com/marcosluis2186>) >>>>>> http://about.me/marcosortiz >>>>>> >>>>>> VII Escuela Internacional de Verano en la UCI del 30 de junio >>>>>> al 11 >>> de >>>>>> julio de 2014. Ver www.uci.cu >>>>>> >>>>>> >>>>> >>>>> >>>>> -- >>>>> *이 정 행 / Jung-Haeng Lee* >>>>> >>>>> Blog: http://eincs.net >>>>> Facebook: http://www.facebook.com/eincs >>>>> Twitter: http://twitter.com/eincs >>>>> LinkedIn: http://linkedin.com/in/eincs >>>>> >>>> >>> >>> >>> >>> -- >>> *이 정 행 / James Lee* >>> >>> >>> Blog: http://eincs.net >>> Facebook: http://www.facebook.com/eincs >>> Twitter: http://twitter.com/eincs >>> LinkedIn: http://linkedin.com/in/eincs >>> >> >>
