This is based on my understanding and no real life experience, so going to
go out on a limb here :-)...assuming that you are planning on kicking off
this map-reduce job based on a event of sorts (a file arrived and is ready
to be processed?), and no direct user wait is involved, then yes, I would
Hey Ravi:
Hadoop newbie here, so pardon me if I am pointing out the obvious - have
you taken a look at this link -
http://wiki.apache.org/cassandra/HadoopSupport
Looks like Cassandra 0.6 onwards supports output to mapreduce.
Regards
Sanjeev
On Fri, 2011-12-23 at 07:13 -0800, ravikumar
Hey everyone:
I am going through the hadoop in action book, and I guess the version of
hadoop that book refers to is already old :-). The installation I have is
0.20.203.0, and in this version, a few key base classes have been
deprecated, like:
Interface InputSplit is deprecated in favor of
I am probably stating the obvious again - have you looked at the
DBInputFormat class? Or, another option might be to programmatically move
data to hdfs using the FileSystem api.
On Dec 23, 2011 10:50 AM, ravikumar visweswara talk2had...@gmail.com
wrote:
:53 AM, Sanjeev Verma wrote:
Hey everyone:
I am going through the hadoop in action book, and I guess the version
of
hadoop that book refers to is already old :-). The installation I have is
0.20.203.0, and in this version, a few key base classes have been
deprecated, like:
Interface