-user@hbase to bcc (I encourage folks interest to subscribe to dev@hbase) Personally, I'd rather see us concentrate on getting MOB out the door in 2.0.
branch-1 is now over 2 years old; I'd want some rigorous proof that we're not setting our downstream users up for surprises by making major changes to the critical path. On May 15, 2017 06:45, "ashish singhi" <ashish.sin...@huawei.com> wrote: > Hi. > > Can we revive HBASE-15370: Backport Moderate Object Storage (MOB) to > branch-1 ? > > Even we have customers using this feature and it requires lots of effort > to backport MOB patches from master branch to the released versions as the > code base has lots of differences. > > Regards, > Ashish > > -----Original Message----- > From: Ted Yu [mailto:yuzhih...@gmail.com] > Sent: 12 May 2017 22:25 > To: user@hbase.apache.org > Subject: Re: HBASE and MOB > > MOB is also backported in HDP 2.5.x > > FYI > > On Fri, May 12, 2017 at 9:51 AM, anil gupta <anilgupt...@gmail.com> wrote: > > > Backporting MOB wont be a trivial task. > > AFAIK, Cloudera backported MOB to HBase1.x branch for CDH(its not in > > apache HBase1.x branch yet). It might be easier to just use CDH for MOB. > > > > On Fri, May 12, 2017 at 8:51 AM, Jean-Marc Spaggiari < > > jean-m...@spaggiari.org> wrote: > > > > > Thanks for those details. > > > > > > How big are you PDF? Are they all small size? If they are not above > > > 1MB, MOBs will not really be 100% mandatory. Even if few of them are > above. > > > > > > If you want to apply the patch on another branch,this is what is > > > called a back port (like Ted said before) and will require a pretty > > > good amount of work. You can jump on that, but if you are not used > > > to the HBase code, it might be a pretty big challenge... > > > > > > Another way is to look for an HBase distribution that already > > > includes > > the > > > MOB code already. > > > > > > JMS > > > > > > 2017-05-12 11:21 GMT-04:00 F. T. <bibo...@hotmail.fr>: > > > > > > > Hi Jean Marc > > > > > > > > I'm using a 1.2.3 version. I downloaded a "bin" version from > > > > Apache official web site. Maybe I've to install it from the "src" > > > > option with > > > mvn ? > > > > > > > > I would like index PDF into Hbase and use it in a Solr collection. > > > > > > > > In fact I would like reproduce this process : > > > > http://blog.cloudera.com/blog/2015/10/how-to-index-scanned- > > > > pdfs-at-scale-using-fewer-than-50-lines-of-code/ > > > > > > > > > > > > But maybe is there another solution to reproduce it . > > > > > > > > Fred > > > > > > > > > > > > ________________________________ > > > > De : Jean-Marc Spaggiari <jean-m...@spaggiari.org> Envoyé : > > > > vendredi 12 mai 2017 17:06 À : user Objet : Re: HBASE and MOB > > > > > > > > Hi Fred, > > > > > > > > Can you please confirm the following information? > > > > > > > > 1) What exact version of HBase are you using? From a distribution, > > build > > > by > > > > yourself, from the JARs, etc. > > > > 2) Why do you think you need the MOB feature > > > > 3) Is an upgrade an option for you or not really. > > > > > > > > Thanks, > > > > > > > > JMS > > > > > > > > > > > > 2017-05-12 11:02 GMT-04:00 Ted Yu <yuzhih...@gmail.com>: > > > > > > > > > It is defined here in > > > > > hbase-client/src/main/java/org/apache/hadoop/hbase/ > > > > HColumnDescriptor.java: > > > > > public static final String IS_MOB = "IS_MOB"; > > > > > > > > > > MOB feature hasn't been backported to branch-1 (or earlier > releases). > > > > > > > > > > Looks like you're using a vendor's release. > > > > > > > > > > Consider contacting the corresponding mailing list if you are > stuck. > > > > > > > > > > On Fri, May 12, 2017 at 7:59 AM, F. T. <bibo...@hotmail.fr> wrote: > > > > > > > > > > > Hi all, > > > > > > > > > > > > I'd like to use MOB in HBase to store PDF files. I'm using > > > > > > Hbase > > > 1.2.3 > > > > > but > > > > > > I'get this error creating a table with MOB column : NameError: > > > > > > uninitialized constant IS_MOB. > > > > > > > > > > > > A lot of web sites (including Apache official web site) talk > > > > > > about > > > the > > > > > > patch 11339 or HBase 2.0.0, but, I don't find any explanation > > > > > > about > > > the > > > > > way > > > > > > to install this patch and > > > > > > > > > > > > I can't find the 2.0.0 version anywhere. So I'm completly lost. > > Could > > > > you > > > > > > help me please ? > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > -- > > Thanks & Regards, > > Anil Gupta > > >
