my keys are the moment where the data is inserted into HBase (so System.currentTimeMillis()*1000). As you can see, i use the put method which insert data... there is an another way to insert data ?
2011/6/20 Doug Meil <doug.m...@explorysmedical.com> > > Look here in the HBase book for these, and other, tips. > > http://hbase.apache.org/book.html#performance > > > -----Original Message----- > From: jdcry...@gmail.com [mailto:jdcry...@gmail.com] On Behalf Of > Jean-Daniel Cryans > Sent: Monday, June 20, 2011 2:03 PM > To: user@hbase.apache.org > Subject: Re: Insert a lot of data in HBase > > 4M is small data :) > > Could there be an overlap in the keys? Are you disabling autoflush and not > flushing the write buffer? These are common errors/misconceptions. > > J-D > > On Mon, Jun 20, 2011 at 10:36 AM, Laurent Hatier <laurent.hat...@gmail.com> > wrote: > > Hi all, > > > > I'm new in HBase. I want to insert 4'000'000 rows in HBase (each row > > has 4 columns). I have already looked the HBase wiki to insert data, > > but i've a problem : i loss data. When i do a COUNT with the shell, > > there is approximativly 1'500'000 in the DB... > > I've tested to create multiple Put and insert it with a List, i've > > already tested a simple Put with four add functions, open and close > > the socket it each time i put the line or i read the file don't run... > > If anyone have an idea. > > > > here we go my code if you want to see : > > > > List<Put> arrayPut = new ArrayList<Put>(); > > > > arrayPut.add(new Put(Bytes.toBytes(id))); > > arrayPut.get(arrayPut.size() - 1).add(FAMILY_GEOLOC, QUALIFIER_START, > > Bytes.toBytes(tStart)); arrayPut.add(new Put(Bytes.toBytes(id))); > > arrayPut.get(arrayPut.size() - 1).add(FAMILY_GEOLOC, QUALIFIER_END, > > Bytes.toBytes(tEnd)); arrayPut.add(new Put(Bytes.toBytes(id))); > > arrayPut.get(arrayPut.size() - 1).add(FAMILY_GEOLOC, > > QUALIFIER_COUNTRY, Bytes.toBytes(countryCode)); arrayPut.add(new > > Put(Bytes.toBytes(id))); > > arrayPut.get(arrayPut.size() - 1).add(FAMILY_GEOLOC, QUALIFIER_REGION, > > Bytes.toBytes(regionCode)); table.put(arrayPut); > > > > -- > > Laurent HATIER > > Étudiant en 2e année du Cycle Ingénieur à l'EISTI > > > -- Laurent HATIER Étudiant en 2e année du Cycle Ingénieur à l'EISTI
